Schneider Electric IT Corporation Legal Disclaimer
The information presented in this manual is not warranted by the Schneider Electric IT Corporation to be
authoritative, error free, or complete. This publication is not meant to be a substitute for a detailed operational
and site specific development plan. Therefore, Schneider Electric IT Corporation assumes no liability for
damages, violations of codes, improper installation, system failures, or any other problems that could arise
based on the use of this Publication.
The information contained in this Publication is provided as is and has been prepared solely for the purpose of
evaluating data center design and construction. This Publication has been compiled in good faith by Schneider
Electric IT Corporation. However, no representation is made or warranty given, either express or implied, as to
the completeness or accuracy of the information this Publication contains.
IN NO EVENT SHALL SCHNEIDER ELECTRIC IT CORPORATION, OR ANY PARENT, AFFILIATE OR
SUBSIDIARY COMPANY OF SCHNEIDER ELECTRIC IT CORPORATION OR THEIR RESPECTIVE
OFFICERS, DIRECTORS, OR EMPLOYEES BE LIABLE FOR ANY DIRECT, INDIRECT, CONSEQUENTIAL,
PUNITIVE, SPECIAL, OR INCIDENTAL DAMAGES (INCLUDING, WITHOUT LIMITATION, DAMAGES FOR
LOSS OF BUSINESS, CONTRACT, REVENUE, DATA, INFORMATION, OR BUSINESS INTERRUPTION)
RESULTING FROM, ARISING OUT, OR IN CONNECTION WITH THE USE OF, OR INABILITY TO USE THIS
PUBLICATION OR THE CONTENT, EVEN IF SCHNEIDER ELECTRIC IT CORPORATION HAS BEEN
EXPRESSLY ADVISED OF THE POSSIBILITY OF SUCH DAMAGES. SCHNEIDER ELECTRIC IT
CORPORATION RESERVES THE RIGHT TO MAKE CHANGES OR UPDATES WITH RESPECT TO OR IN
THE CONTENT OF THE PUBLICATION OR THE FORMAT THEREOF AT ANY TIME WITHOUT NOTICE.
Copyright, intellectual, and all other proprietary rights in the content (including but not limited to software, audio,
video, text, and photographs) rests with Schneider Electric IT Corporation or its licensors. All rights in the
content not expressly granted herein are reserved. No rights of any kind are licensed or assigned or shall
otherwise pass to persons accessing this information.
This Publication shall not be for resale in whole or in part.
Top piping and power access locations—top view, looking down (ACRD600/P series) 19
Bottom piping and power access locations—bottom view, looking up (ACRD600/P series)
20
Read the instructions carefully to become familiar with the equipment before trying to install, operate, service,
or maintain it. The following special messages may appear throughout this manual or on the equipment to warn
of potential hazards or to call attention to information that clarifies or simplifies a procedure.
The addition of this symbol to a Danger or Warning safety label indicates that an electrical hazard
exists which will result in personal injury if the instructions are not followed.
This is the safety alert symbol. It is used to alert you to potential personal injury hazards. Obey all
safety messages that follow this symbol to avoid possible injury or death.
DANGER
DANGER indicates an imminently hazardous situation which, if not avoided, will result in death
or serious injury.
WARNING
WARNING indicates a potentially hazardous situation which, if not avoided, can result in death
or serious injury.
CAUTION
CAUTION indicates a potentially hazardous situation which, if not avoided, can result in minor
or moderate injury.
NOTICE
NOTICE addresses practices not related to physical injury including certain environmental
hazards, potential damage or loss of data.
1InRow RD Installation Manual
Page 8
Safety Considerations While Installing This Equipment
DANGER
HAZARD OF ELECTRIC SHOCK, EXPLOSION, OR ARC FLASH
• Apply appropriate personal protective equipment (PPE) and follow safe electrical work
practices. See NFPA 70E or CSA Z462.
• This equipment must be installed and serviced by qualified personnel only.
• Turn off all power supplying this equipment before working on or inside the equipment.
• Always use a properly rated voltage sensing device to confirm power is off.
• Replace all devices, doors, and covers before turning on power to this equipment.
Failure to follow these instructions will result in death or serious injury.
WARNING
HAZARD FROM MOVING PARTS
Keep hands, clothing, and jewelry away from moving parts. Check the equipment for
foreign objects before closing the doors and starting the equipment.
Failure to follow these instructions can result in death, serious injury, or
equipment damage.
WARNING
HAZARD TO EQUIPMENT OR PERSONNEL
All work must be performed by Schneider Electric qualified personnel.
Failure to follow these instructions can result in death, serious injury, or
equipment damage.
WARNING
HAZARD OF EQUIPMENT FALLING OVER
• Use two or more persons at all times to move or turn this equipment.
• Always push, pull, or turn while facing the front and rear of this equipment. Never push,
pull, or turn while facing the sides of this equipment.
• Slowly move this equipment across uneven surfaces or door thresholds.
• Lower leveling feet to floor when this equipment is at rest.
• Lower leveling feet and attach joining brackets to adjacent racks when this equipment is
in final position.
Failure to follow these instructions can result in death, serious injury, or
equipment damage.
InRow RD Installation Manual2
Page 9
General Information
Overview
Save these instructions
This manual contains important instructions that must be followed during the installation of this equipment.
Symbols used in this manual
Indicates that more information is available in another location.
Equipment Disposal
Waste Electrical and Electronic Equipment (WEEE) disposal
Schneider Electric products comply with international directives on the Restriction of
Hazardous Substances (RoHS) in electronic and electrical equipment and the disposal of
Waste Electrical and Electronic Equipment (WEEE). Dispose of any waste electronic or
electrical equipment with the appropriate recycling center. Contact Schneider Electric for
assistance.
Inspecting the Equipment
Your InRow air conditioner has been tested and inspected for quality assurance before shipment from
Schneider Electric. Carefully inspect both the exterior and interior of the equipment immediately upon receipt to
ensure that the equipment has not been damaged during transit.
Verify that all parts ordered were received as specified and that the equipment is the correct type, size, and
voltage.
Filing a claim
If damage is identified on receipt of the equipment, note the damage on the bill of lading and file a damage
claim with the shipping company. Contact Schneider Electric Worldwide Customer Support for information on
how to file a claim with the shipping company. The shipping claim must be filed at the receiving end of the
delivery.
NOTE: In case of shipping damage, do not operate the equipment. Keep all packaging for inspection by the
shipping company and contact Schneider Electric.
Storing the Equipment Before Installation
If the equipment will not be installed immediately, store it in a safe place, protected from the weather.
NOTICE
HAZARD TO EQUIPMENT
Leaving the equipment uncovered and exposed to possible damage from the
environment will void the factory warranty.
Failure to follow these instructions can result in equipment damage.
3InRow RD Installation Manual
Page 10
Moving the Equipment
The recommended tools for moving the equipment while it is still on the pallet include the following:
Pallet JackForklift
NOTE: The equipment can be rolled to its final location using its casters if the floor is smooth and clean.
Model Identification
Standard unit
The model number can be found on the outside of the shipping crate and on the nameplate located inside the
equipment as shown. Use the table below to verify that the equipment is the correct size and voltage.
*When condenser is installed below unit level, use 7/8 in. pipe for liquid line.
Note: Condenser can be placed higher than indoor cooling unit but height shall be no more than 27 m (90 ft), regardless
of piping length.
13InRow RD Installation Manual
Page 20
Connections overview
All connections to and from the equipment can be made through either the top or the bottom of the equipment.
Once the corresponding connectors are sweated or soldered into place, the equipment can be disconnected
without additional soldering, welding, or gluing. See the following tables for information about the sizes and
types of connectors.
Power connections
Minimum
Circuit
Ampacity
ModelVoltage
ACRD600200-240 V,
50/60 Hz
ACRD601460-480 V,
60 Hz
ACRD602380-415 V,
50/60 Hz
ACRD600P200-240 V,
50/60 Hz
ACRD601P460-480 V,
60 Hz
ACRD602P380-415 V,
50/60 Hz
*Consult local and national codes for wire size, conduit requirements, and overload protection.
(MCA)
51.680-29.7*36.614.6
24.040-28.1*16.614.6
30.75025.228.1*16.614.6
77.6110-29.7*36.623.5
36.550-28.1*16.623.5
45.46534.228.1*16.623.5
Maximum
Overload
Protection
(MOP)
Full Load
Amperes
(FLA)
Locked Rotor
Amperes (LRA)
Piping connections
ConnectionType
ACRD600
ACRD600P
ACRD601
ACRD601P
Compressor
Compressor
Rated Load
Amperes (RLA)
Power
(kW)
ACRD602
ACRD602P
Refrigerant discharge
Refrigerant liquid
Humidifier water supply
(ACRD600P, ACRD601P,
ACRD602P only)
Condensate drainQuick coupling
* Use a new Teflon gasket (supplied) to prevent leakage. Tighten Rotalock nut to 90 Nm (66 ft-lb).
During the design of the data center, consider ease of entry for the equipment, floor loading factors, and
accessibility to piping and wiring. In addition, the room temperature and humidity combination should conform
to the environmental operating envelope as defined in the following graphics.
90
80
70
60
50
40
30
20
10
0
101520253035404550
RELATIVE HUMIDITY (% RH)
ACCEPTABLE
OPERATING
RANGE
AMBIENT TEMPERATURE (°C)AMBIENT TEMPERATURE (°F)
UNACCEPTABLE
OPERATING LIMITS
90
80
70
60
50
40
30
20
10
ACCEPTABLE
OPERATING
RANGE
0
60 65 70 75 80 85 90 95 100 105 110 115
UNACCEPTABLE
OPERATING LIMITS
RELATIVE HUMIDITY (% RH)
Seal the room with a vapor barrier to minimize moisture infiltration. Polyethylene film is recommended for
ceiling and wall applications. Apply rubber- or plastic-based paints to concrete walls and floors.
Insulate the room to minimize the influence of exterior heat loads. Reduce fresh air to the minimum required by
local and national codes and regulations. Fresh air imposes extreme load variation on the cooling equipment
from summer to winter and causes increased system operating costs.
Air distribution
The equipment distributes air in a back-to-front discharge pattern, removing hot air from a hot aisle and
discharging cooled air into a cold aisle.
NOTE: The equipment is designed for free air discharge or for use with the Rack Air Containment System or
EcoAisle Containment System. The equipment is not intended to be connected to a duct system.
na2544a
Incoming power supply requirement
ELECTRICAL HAZARD
• Electrical service must conform to local and national electrical codes and regulations.
• The equipment must be grounded.
Failure to follow these instructions can result in death, serious injury, or
equipment damage.
WARNING
InRow RD Installation Manual16
Page 23
Service access
A minimum of 900 mm (36 in.) of clear floor space in front of and behind the equipment is recommended for
service. All required normal maintenance is performed from the front and rear of the equipment.
Most of the cooling components in the equipment can be replaced while the unit is installed in row and without
the use of heavy lift equipment or a welding torch. However, if it is necessary to remove the unit for repair, use
the casters on the equipment to remove it from the row. An area of minimum 1200 mm (48 in.) of clear floor
space in front of or behind the equipment is recommended to roll out the equipment.
NOTE: Check local and national codes and regulations for further service access requirements.
na5810a
900 (36.00)
SERVICE ACCESS REQUIRED
WHEN EQUIPMENT IS INSIDE
THE ROW
Dimensions are shown in mm (in.).
900 (36.00)
1200 (48.00)
1200 (48.00)
FREE SPACE NEEDED TO
MOVE EQUIPMENT
OUTSIDE THE ROW
17InRow RD Installation Manual
Page 24
Weights and Dimensions
1070 (42.1)
2156
(84.9)
879 (34.6)
Dimensions are shown in mm (in.).
Model Net Weight – kg (lb)Shipping Weight – kg (lb)
ACRD600
ACRD601
ACRD602
ACRD600P 413 (911)458 (1,010)
ACRD601P402 (886)447 (986)
ACRD602P402 (886)447 (986)
1137 (44.8)
402 (886)447 (986)
391 (862)436 (961)
391 (862 )436 (961)
600 (23.6)
1991
(78.4)
na5811a
InRow RD Installation Manual18
Page 25
Access Locations
Top piping and power access locations—top view, looking down (ACRD600/P series)
REAR—HOT AISLE
547 (21.54)
558 (21.97)
75 (2.95)
123 (4.84)
325 (12.78)
380 (14.94)
73 (2.86)
105 (4.12)
40 (1.58)
738 (29.04)
47 (1.85)
FRONT—COLD AISLE
ItemDescription
Refrigerant discharge line
Refrigerant liquid line
Trough for communication cables
Power connections
Humidifier water supply (ACRD600P series only)
Condensate drain
na2071a
NOTE: Dimensions are shown in mm (in.).
19InRow RD Installation Manual
Page 26
Bottom piping and power access locations—bottom view, looking up (ACRD600/P series)
REAR—HOT AISLE
480 (18.90)
345 (13.58)
404 (15.91)
115 (4.53)
420 (16.54)
57 (2.25)
184 (7.24)
199 (7.84)
796 (31.34)
893 (35.16)
na5837a
FRONT—COLD AISLE
Item Description
Humidifier water supply (ACRD600P series only)
Condensate drain
Power connections
Communication connections—27.80 mm (1.09 in.)
Condensate overflow—50.00 mm (1.97 in.)
Refrigerant discharge line
Refrigerant liquid line
NOTE: Dimensions are shown in mm (in.).
140 (5.51)
178 (7.00)
InRow RD Installation Manual20
Page 27
Equipment Guidelines
Working Conditions and Environmental Limits
InRow DX units have a minimum heat load to ensure proper operation. Failure to operate the unit with at least
the minimum load will result in one or more of the following conditions:
• Decreased operating efficiency
• Equipment on/off cycling
• Inadequate dehumidification
• Increased wear and tear caused by frequent on/off cycles
• Decreased group control effectiveness
• Potential increase in cost of ownership
Limit Working Conditions
ModelsACRD600/PACRD601/PACRD602/P
Power Supply
Minimum Recommended Load
200–240 V
3-Phase
50/60 Hz
460–480 V
3-Phase
60 Hz
8 kW (27,296 BTU/hr)
380–415 V
3-Phase
50/60 Hz
21InRow RD Installation Manual
Page 28
Installation
Removing the Doors and Panels
WARNING
MOVING PARTS HAZARD
All doors and side panels must be locked during normal operation. Do not open the side
panels while the fans are operating.
Failure to follow these instructions can result in death, serious injury, or
equipment damage.
NOTICE
EQUIPMENT DAMAGE
Do not lean the doors against a wall with the side panel latches facing the wall. This can
deform the latches and prevent them from properly working.
Failure to follow these instructions can result in equipment damage.
InRow RD Installation Manual22
Page 29
Removing the front and rear doors
1. Unlock and open the door 90
degrees.
2. Unplug the ground wires.
3. Lift the door up and off the
hinges.
na5812a
23InRow RD Installation Manual
Page 30
Removing and installing the side panel
REMOVING THE SIDE PANEL
INSTALLING THE SIDE PANEL
na5720b
InRow RD Installation Manual24
Page 31
Removing the electrical panel cover
WARNING
ELECTRICAL HAZARD
Ensure all wiring is not energized before routing cables into this equipment. Only qualified
service and maintenance personnel should work on this equipment.
Failure to follow these instructions can result in death, serious injury, or equipment
damage.
Remove the electrical panel cover to install the main power cable.
1. Remove the five M4 screws securing the cover.
2. Remove the cover by opening it and sliding it toward the front of the equipment.
25InRow RD Installation Manual
na2194a
Page 32
Joining the Equipment to Enclosures
Joining to NetShelter™ SX enclosures
The equipment comes with four joining brackets (two for the front and two for the rear).
1. Remove the front and rear doors.
See “Removing the front and rear
doors”.
2. Locate the four joining brackets.
Rotate each bracket ninety degrees
toward the adjoining enclosure so
the bracket is parallel to the floor and
install using the screws provided
with the enclosure.
ns0618a
For more information, see the Unpacking, Installation, and Customization manual for the NetShelter
SX Enclosure.
Joining to NetShelter VX and VS enclosures
For information on joining the equipment to NetShelter VX and VS enclosures, see the installation
sheet NetShelter™ SX to VX or VS External Joining Kit—AR7601, AR7602.
InRow RD Installation Manual26
Page 33
Leveling the Equipment
NOTICE
WIRING HAZARD
After re-installing the front door, reconnect all wires previously disconnected.
Failure to follow these instructions can result in equipment damage.
NOTE: The leveling feet at the corners of the equipment provide a stable base if the floor is uneven, but they
cannot compensate for a badly sloped surface.
1. Remove the front and rear doors.
NOTE: Before removing the front door, unplug the ground wires and any other wire connections that
may interfere with the removal of the doors.
2. For each leveling foot, insert a Phillips PH2 or standard
screwdriver into the screw above the leveling foot. Turn
the screw to the right to extend the leveling foot until it
makes firm contact with the floor.
NOTE: Use a 13-mm open-ended wrench to level the
equipment without removing the doors.
3. Re-install the front and rear doors.
na1572b
27InRow RD Installation Manual
Page 34
Mechanical Connections
Refrigeration piping
The equipment must be connected to a condenser— either a remote outdoor condenser or an indoor centrifugal
condenser. Systems with remote outdoor or indoor centrifugal condensers must have discharge and liquid lines
from the equipment to the condenser. Install all refrigerant lines in accordance with applicable industry
guidelines as well as local and national codes and regulations.
Calculate an equivalent length based on the actual linear length of the run, including valves and fittings.
NOTE: All fittings should be long-radius to minimize pressure drop.
NOTE: Change the size of the pipe after the P-trap. See “Refrigeration piping diagram” on page 13.
Make all refrigerant lines as short and direct as possible. Horizontal discharge lines must be pitched downward
at a minimum of 4 mm per m (1/2 in. per 10 ft) in the direction of flow to aid in oil return. Trap vertical discharge
lines approximately every 6 m (20 ft) to ensure proper oil return. Traps are normally not necessary at the base
of discharge lines; however, the line should be looped toward the floor before running it vertically to prevent the
drainage of oil back to the compressor during shutdown periods.
Isolate piping from structural surfaces using vibration clamps.
NOTE: Install all piping in accordance with applicable industry guidelines as well as local and national codes
and regulations.
The following table provides ASHRAE standards for equivalent piping lengths of fittings and valves.
Type of Fitting or Valve—Equivalent Length of Pipe in m (ft)
Equivalent Length [Le] m (ft)Line TypeLength DetailsPipe Size
Discharge line
0 (0) to 18 (60)
(Horizontal/Vertical)
Liquid lineAll lengths5/8 in.*
Discharge line (Horizontal)All lengths1 1/8 in.
Less than 9 m (30 ft)7/8 in.
18 (60) to 46 (150)
Discharge line (Vertical)
More than 9 m (30 ft)1 1/8 in.
Liquid lineAll lengths7/8 in.
Discharge line (Horizontal)All lengths1 1/8 in.
Less than 3 m (10 ft)7/8 in.
46 (150) to 61 (200)
Discharge line (Vertical)
More than 3 m (10 ft)1 1/8 in.
Liquid lineAll lengths7/8 in.
Discharge line (Horizontal)All lengths1 1/8 in
61 (200) to 91 (300)
Discharge line (Vertical)All lengths1 1/8 in.
Liquid lineAll lengths7/8 in.
* When a condenser is installed below unit level, use 7/8 in. pipe for liquid line.
NOTE: Actual vertical height of the condenser cannot exceed 90 ft.
All lengths7/8 in.
29InRow RD Installation Manual
Page 36
Connect refrigerant lines
Be sure to use only clean, air conditioning/refrigeration (ACR) pipe and follow standard procedures for pipe size
selection for air-cooled equipment. All refrigerant piping must be Type L ACR hard-drawn copper pipes (soft/
annealed coper is unacceptable) and must be 700 psig UL rated or equivalent. The maximum allowable
equivalent length between the evaporator and condenser is 90 equivalent m (300 equivalent ft). Vertical runs
(hot gas) require a trap every 6 m (20 ft) of rise.
NOTE: When brazing field-installed copper refrigeration lines, use a nitrogen purge to minimize contamination
of the refrigeration system during the brazing process.
The air-cooled equipment has been dehydrated at the factory and is shipped with a holding charge of nitrogen.
Test refrigerant connections for leaks before replacing the holding charge.
NOTE: Remove the nitrogen holding charge tag from the lines after nitrogen removal and product startup.
Connect both refrigerant lines to the equipment, using all fittings as shown. See “Install kit
inventory” on page 5.
ItemDescription
3/4-in. copper tubing (field supplied and installed)
Ball valve (supplied)
3/4-in. female Rotalock connector (supplied)
Gasket (supplied)
3/4-in. male connector (supplied)
3/4-in. male connector (factory installed inside the equipment)
Condenser
Install and pipe the condenser in accordance with the provided instructions.
NOTE: If no receiver kit is being installed, a field-supplied pressure relief valve must be
installed.
Flooded receiver
Install the flooded receiver in accordance with the instructions included with the kit.
na2537a
InRow RD Installation Manual30
Page 37
Humidifier (ACRD60xP only)
The humidifier water supply line is routed to the unit in flexible tubing (or alternative tubing
approved by local building codes) that will allow the humidifier water supply line connector
to be moved approximately 25 mm (1 in.) away from the equipment. This facilitates
removing the equipment from a row.
A factory-installed quick-connector for connecting the tubing to the equipment is supplied.
The quick connector has a male 1/4-in. NPT or male 1/4-in. BSPT to connect to a
compression fitting. The quick-connector has a shut-off function, so no separate shut-off
valve is necessary.
The humidifier water supply line can be
connected through either the top or the
bottom of the equipment as shown. Male
quick-connectors are positioned in both
the top and the bottom of the equipment.
Water pressure should be between 100
and 800 kPa (15 and 115 psi) for proper
humidifier operation. Dirty water must be
filtered before it is supplied to the
humidifier. Water temperature must be
between 1°C and 40°C (34°F and 104°F).
Do not use softened, de-mineralized, or
de-ionized water.
CONNECTION
THROUGH TOP
na2193a
na2345a
CONNECTION
THROUGH
BOTTOM
See the manual included with the humidifier for more information about water quality, mineral
content, hardness, and minimum/maximum levels for conductivity.
NOTE: Before making any connections, clear any debris that may have accumulated during assembly from the
humidifier water supply line.
NOTE: It is recommended that a solenoid water valve be installed in the humidifier supply line, connected to a
leak detector.
NOTE: Perform all piping in accordance with applicable industry guidelines as well as local and national codes
and regulations.
Connect the fittings to the humidifier water supply line as shown, then connect the water
supply line quick-connector to the top or bottom humidifier input.
ItemDescription
Flexible tubing (field supplied and installed)
Compression fitting (field supplied and installed)
Straight reduction (supplied)
Quick connector (supplied)
na2536a
31InRow RD Installation Manual
Page 38
Condensate pump
NOTICE
HAZARD TO EQUIPMENT
• Failure to properly route the condensate pump drain line before operation could result in
water damage.
• Do not route drain or supply lines above computer equipment, Uninterruptible Power
Supply (UPS) units, Power Distribution Units (PDUs), or light fixtures.
Failure to follow these instructions can result in equipment damage.
The pump is factory-wired and piped
internally to the condensate drain pan.
The pump can move liquid a maximum
of 18 m (60 ft), which may include a
maximum lift of 3.5 m (11.5 ft) at a flow
rate of 32 l/hr (8.45 gph). For example,
if your lift is 3 m (10 ft), you will have
15 m (50 ft) of usable run remaining.
The pump uses an on-board
condensate high level float switch
wired into the equipment for alarm
capabilities.
The condensate drain line can be
connected through either the top or the bottom of the equipment using factory-installed male
quick connectors and tubing approved by local building codes that will allow the drain line
connector to be moved approximately 25 mm (1 in.) away from the equipment. This facilitates
removing the equipment from a row. Female quick connectors and reduction fittings are
supplied with the equipment. Connect the fittings as shown, then connect the drain line quick
connector to the top or bottom condensate pump output line.
CONNECTION
THROUGH TOP
na2345b
CONNECTION
THROUGH BOTTOM
ItemDescription
Tubing (field supplied and installed)
1/2-in. male NPT or 1/2-in. male BSPT fitting
(field supplied and installed)
Straight reduction (supplied)
Quick connector (supplied)
na2534a
NOTE: Perform all piping in accordance with applicable industry guidelines as well as local and national codes
and regulations.
InRow RD Installation Manual32
Page 39
Condensate overflow
NOTICE
WATER DAMAGE
Failing to perform the following procedure may result in condensate pan overflow and
possible damage to the data center.
Failure to follow these instructions can result in equipment damage.
Connect the equipment condensate overflow line to an external drain using the fittings, as shown.
ItemDescription
InRow RD
Hose adapter clamp (supplied)
Hose adapter (supplied)
7/8-in. copper tubing (field supplied and installed)
na2538a
33InRow RD Installation Manual
Page 40
Leak sensor (optional)
Install up to four leak sensors (AP9326) in series, as needed.
na1584a
1. Connect the leak sensor to the equipment using
the plug located on the service bracket, as shown.
2. Position the leak sensor inside or outside the
equipment.
NOTE: Install leak sensors on a clean surface, and
do not allow them to touch metal that is in an air
stream.
3. Route the leak sensor to the outside of the
equipment through the hole provided in the base.
4. Secure the leak sensor wire to surfaces using
cable ties and cable tie holders (provided with the
leak detector).
LEAK SENSOR PORT
LOCATION
LEAK
DETECTOR
CABLE
SERVICE
DISCHARGE
SUCTION
LEAK
DETECTOR
CABLE
SUCTION
DISCHARGE
SERVICE
na2266e
na2073a
InRow RD Installation Manual34
Page 41
Adding a holding charge
NOTICE
DAMAGE TO THE BALL VALVE
Install a ball valve before the micron gauge to prevent damage to the micron gauge during
charging.
Failure to follow these instructions can result in equipment damage.
R-410A is a mixed refrigerant. When charging this equipment with mixed refrigerant, only liquid refrigerant must
be charged.
NOTE: The equipment must be charged only with R-410A. The installing contractor is responsible for providing
sufficient refrigerant for a complete system charge during start-up.
1. Pressurize the system to 17.2 bar (250 psi) with nitrogen (use the service and discharge ports). Leave
the system pressurized for 24 hours, and check the gauges for a drop in pressure.
2. Use a deep vacuum pump and pull the first vacuum down to 750 microns (use the two vacuum ports on
the connection piping). The initial pull down can take up to 24 hours.
VACUUM PORT
LOCATIONS
3. Once the vacuum level has reached 750 microns, close the manifold gauge valves and turn off the
vacuum pump. Wait for one hour (the vacuum should not rise above 1500 microns) and then break the
vacuum with nitrogen gas (use the service and discharge ports) until the system pressure equals
atmospheric pressure.
4. Pull a final vacuum down to 300 microns for a
minimum of two hours.
5. Charge with liquid R-410A through service port and
needle valve on condenser until the pressure
equalizes with the refrigerant canister.
6. Open the ball valves and then start the system and
charge the refrigerant slowly through the suction
port.
Adding compressor oil
Unit shall be field charged with 0.44 l (15 oz.) POE oil
during startup to make sure oil separator functions
normally.
na5838a
LEAK
DETECTOR
CABLE
SERVICE
DISCHARGE
SUCTION
LEAK
DETECTOR
CABLE
SUCTION
DISCHARGE
SERVICE
na2266e
SUCTION PORT
LOCATION
35InRow RD Installation Manual
Page 42
Electrical Connections
DANGER
HAZARD OF ELECTRIC SHOCK, EXPLOSION, OR ARC FLASH
• Potentially dangerous and lethal voltages exist within this equipment. More than one
disconnect switch may be required to energize or de-energize this equipment. Observe all
cautions and warnings. Failure to do so could result in serious injury or death. Only
qualified service and maintenance personnel may work on this equipment.
• Three-phase electrical service is required. Electrical service must conform to local and
national electrical codes and regulations. The equipment must be grounded. Check the
equipment nameplate for correct ratings.
• Use a voltmeter to ensure that power is turned off before making any electrical
connections.
Failure to follow these instructions will result in death or serious injury.
The following electrical connections are required in the field:
• Communication (A-Link, Building Management System)
• Power to the InRow RD cooling unit (3-phase plus ground)
• Power to flooded receiver heater
All electrical connections must be in accordance with applicable industry guidelines as well as local and
national codes and regulations.
See the equipment nameplate for voltage and current requirements.
Make all low-voltage connections, including data and control connections, with properly insulated wires.
Insulation of low-voltage wiring must be rated for at least the voltage of any adjacent wiring.
InRow RD Installation Manual36
Page 43
Customer interface connections
NOTE: Wire all input and output connections as Class 2 circuits.
Depending on the configuration, additional customer interface connections may be required for the A-Link
remote communications through the Network Management Card support or traditional equipment-monitoring
software.
ItemDescription
Rack inlet temperature sensors 1, 2, 3
A-Link IN
A-Link OUT
Network port
Customer output, NC (normally closed)
Customer output, COM (common)
Customer output, NO (normally open)
Supply GND (Ground)
Supply 12 Vdc (current limit: 20 mA)
Supply 24 Vdc (current limit: 20 mA)
Customer input + (12–30 Vac/Vdc, 24 Vdc @ 11 mA)
Supply COM
Modbus D1
Modbus D0
Modbus GND
Supply air temperature sensor (front)
Supply air humidity sensor (front)
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NOTE: For a top installation, route control wiring through the wire channel
located at the top left hand corner just above the customer interface
connectors.
For a bottom installation, route the control wiring to the customer access
hole in the bottom of the equipment through wire clamps from the customer
interface connectors. Then, route the wiring down along the electrical panel
and secure with wire clamps.
37InRow RD Installation Manual
Page 44
ItemDescription
Rack temperature sensors 1, 2, 3Three temperature sensors which must be installed
A-Link INIn and out connections for A-Link. The terminators
A-Link OUT
Network port10/100 Base-T Network port. Connects the
Customer output, Normally Closed (NC)Customer-configurable output relay which can be
Customer output, Common (COM)
Customer output, Normally Open (NO)
Supply GNDCan be used for customer input and output interface.
Supply 12 VdcCan be used for customer input and output interface.
Supply 24 VdcCan be used for customer input and output interface.
Customer input +Used for remote shutdown of an InRow RD unit.
Supply COM–Ground connection point for remote shutdown supply
Modbus D1 (RXTX+)Connections for Building Management System. Wire
Modbus D0 (RXTX–)
Modbus GND
Supply air temperature sensor (front)Temperature sensor installed on the front of the
Supply air humidity sensor (front)Humidity sensor installed on the front of the
on the cold aisle side of the server racks. See “Rack
temperature sensors” on page 39.
supplied with the equipment must be plugged into the
first A-link port and the final A-Link port for the group.
equipment to the network; Status and Link LEDs
indicate network traffic.
• Status LED—blinks orange and green at startup;
indicates the status of the network connection (solid
green—IP address established; blinking green—
attempting to obtain an IP address).
• Link LED—blinks to indicate network traffic (green—
operating at 10 mbps; orange—operating at 100
mbps).
activated for all types of alarms or critical alarms. The
relay can be connected to external equipment using
30 Vac/dc, 2 A.
Current limit is 20 mA.
Current limit is 20 mA.
Voltage is applied from the internal power supply or
by using an external power supply.
source.
a 150-Ohm terminator resistor (supplied) into the final
InRow RD, between Modbus D0 and Modbus D1.
equipment.
equipment.
InRow RD Installation Manual38
Page 45
Form C alarm contacts and shutdown input
+
_
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See items 5 through 12 in “Customer interface connections” on page 37. A relay internal to the customer
interface is controlled by a user-defined alarm (for example, malfunctioning fans). Before an alarm condition,
the signal on the COM (common) terminal is routed to the NC (normally closed) terminal. When the alarm is
activated, the relay is energized, causing the signal on the COM terminal to be routed to the NO (normally
open) terminal. The NO and NC terminals could be connected to remote indicator lights, a warning buzzer, or
another device to alert an operator to the presence of an alarm condition.
The equipment may be remotely disconnected by supplying a voltage to the shutdown inputs as shown above.
Option shows a remote switch that uses internal +12 Vdc or +24 Vdc supply to manually stop operation.
Option shows how any external source of 12 Vac/dc or 24 Vac/dc may be connected to the shutdown input.
Rack temperature sensors
The rack temperature sensors control the equipment airflow and ensure adequate supply of cooling air to the
server racks in the data center.
The equipment is supplied with three external rack temperature sensors.
See “Install kit inventory” on page 5. These sensors, along with cable ties
and wire clips, are included in the installation kit shipped with the
equipment.
39InRow RD Installation Manual
Page 46
How to install the rack temperature sensors
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1. Insert the rack temperature sensor connector in the temperature sensor port at the customer interface
connections. See “Customer interface connections” on page 37.
a. For a top installation, push the rack temperature sensor
through the wire channel located at the top of the
equipment in the left hand side just above the customer
interface connectors.
b. For a bottom installation, route the sensor through the
wire clamps along the electrical panel and then push
the sensor through the customer access hole in the
TEMPERATURE
SENSOR
bottom of the equipment.
2. Route the sensor through either the top or the bottom of the
WIRE CLIP
adjacent server rack.
3. Secure the temperature sensor cable to the front door of the
adjacent server rack at multiple locations using the provided
wire clips as shown. See “Install kit inventory” on page 5.
NOTE: Remote rack temperature sensors must be installed
for proper operation.
The sensors should be located on racks that are adjacent to the cooling unit. The optimum position of
the rack temperature sensors will vary from installation to installation, but should be located in close
proximity to fan-cooled IT equipment to ensure accurate readings.
Servers most likely to have insufficient or inadequately cooled cooling air due to the recirculation of hot
air from the hot aisle include:
a. Servers positioned at the top of a rack
b. Servers positioned at any height in the last rack at an open end of a row
c. Servers positioned behind flow-impairing obstacles such as building elements
d. Servers positioned in a bank of high-density racks
e. Servers positioned next to racks with Air Removal Units (ARU)
f. Servers positioned very far from the equipment
g. Servers positioned very close to the equipment
InRow RD Installation Manual40
Page 47
Communication connections
A-Link connections: The A-Link bus connection allows multiple InRow RD units (up to twelve) to
communicate with one another. Only one InRow RD unit needs to be defined through the display interface;
other InRow RD units are numbered automatically.
To enable the InRow RD units to work as a group, link them using standard (Category 5 or higher) Ethernet
cables with RJ-45 connectors. A supplied terminator (150 Ohm, 1/4 W) is factory installed in the A-Link port,
and must remain inserted into the A-Link ports of the first and final InRow RD units only.
The maximum wire length for the entire group may not exceed 1000 m (3,280 ft).
INROW RD 1INROW RD 2INROW RD 3
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ItemDescriptionItemDescription
A-Link in (with provided RJ-45
A-Link in
terminator)
A-Link cable (CAT-5 ethernet
cable)
A-Link out
A-Link out (with provided RJ-45
terminator)
Building Management System (BMS): The Modbus interface allows each InRow RD cooling unit to
communicate with the BMS. Use a three-wire cable to connect each InRow RD cooling unit in turn. Wire a
terminator resistor (150 Ohm, 1/4 W) into the Modbus master and the final InRow RD cooling unit between
Modbus D0 and Modbus D1. This terminator is included in the installation kit (see “Install kit inventory” on
page 5).
Each cooling unit has a three-wire Modbus terminal on the customer interface connections. A connector with
screw terminals is used to attach wiring.
See “Customer interface connections” on page 37 for specific layout of the customer interface
connections. For information on setup of Modbus parameters, see the InRow RD Operation and Maintenance Manual.
41InRow RD Installation Manual
Page 48
INROW RD 1
MODBUS MASTER
ItemDescription
Termination resistor (provided)
Modbus cable (RS-485)
INROW RD 2FINAL INROW RD
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InRow RD Installation Manual42
Page 49
Network port
The network port allows communication from the cooling unit to the network.
INROW RD 1INROW RD 2INROW RD 3
SWITCH/HUB
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ItemDescription
Network port
LAN cable (10/100 Base-T)
43InRow RD Installation Manual
Page 50
Power Connections
Wiring configurations
Route incoming power from the PDU or electrical service panel to the electrical panel located in the left side of
the equipment. Route power either through the top or the bottom of the equipment.
DANGER
HAZARD OF ELECTRIC SHOCK, EXPLOSION, OR ARC FLASH
• Apply appropriate personal protective equipment (PPE) and follow safe electrical work
practices. See NFPA 70E or CSA Z462.
• This equipment must be installed and serviced by qualified personnel only.
• Turn off all power supplying this equipment before working on or inside the equipment.
• Always use a properly rated voltage sensing device to confirm power is off.
• Replace all devices, doors, and covers before turning on power to this equipment.
Failure to follow these instructions will result in death or serious injury.
WARNING
ELECTRICAL HAZARD
• Electrical service must conform to local and national electrical codes and regulations.
• The equipment must be grounded.
Failure to follow these instructions can result in death, serious injury, or
equipment damage.
NOTE: To ease installation and later removal of the equipment for repairs, use flexible conduit for the power
wiring.
Top routing
1. Remove the electrical panel cover. See “Removing the electrical panel cover”
on page 25.
2. Locate the power connection plate at the top of the equipment. See “Top piping
and power access locations (top view)” on page 19.
3. Loosen the screw securing the connection plate, and remove the plate.
4. Attach the conduit connector using the pilot hole in the connection plate.
5. Route the cabling to the main breaker as shown.
6. Connect the power wiring to the top of the main circuit breaker using the torque
specified on the breaker. Connect the phases as marked next to the terminals.
7. Connect the ground wire to the ground terminal block located above the main circuit breaker.
8. Reinstall the connection plate and the electrical panel cover.
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InRow RD Installation Manual44
Page 51
Bottom routing
1. Remove the electrical panel cover. See “Removing the electrical panel cover” on page 25.
2. Locate the power connection plate in the bottom of the equipment. See “Bottom piping and power
access locations—bottom view, looking up (ACRD600/P series)” on page 20.
3. Loosen the screw securing the connection plate, and remove the plate.
4. Attach the conduit connector using the pilot hole in the connection plate.
5. For ACRD602 and ACRD602P, perform the steps in “Strain relief (ACRD602/602P only)” on page 45.
6. Route the cabling to the main circuit breaker as shown.
7. Connect the power wiring to the top of the main circuit breaker using the torque specified on the
breaker. Connect the phases as marked next to the terminals.
8. Connect the ground wire to the ground terminal block located just above the main circuit breaker.
9. Fasten the cabling inside the equipment with the provided tie wraps. See“Install kit inventory” on
page 5.
10.Reinstall the connection plate and the electrical panel cover.
Strain relief (ACRD602/602P only)
Adjustable metal strain relief brackets are provided. See “Install
kit inventory” on page 5.
1. Hook one strain relief into a pair of slots in each of the
two locations shown.
2. Route the electrical cable up from the bottom of the
equipment, passing through the strain reliefs.
3. Tighten the screws on the strain reliefs to capture the
electrical cable, taking the weight off of the inner
conductors.
4. Continue connecting electrical wiring to the circuit
breaker.
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45InRow RD Installation Manual
Page 52
Connect flooded receiver heater
WARNING
ELECTRICAL HAZARD
Electrical service must conform to local and national electrical codes and regulations.
Failure to follow these instructions can result in death, serious injury, or
equipment damage.
The flooded receiver is equipped with a heater to keep the refrigerant warm during extremely cold weather
conditions. If your location is subject to subfreezing temperatures for extended periods of time, you must
connect the self-regulating heater to a convenient source of electrical power. If you are not sure your location or
application requires the heater, contact Schneider Electric Customer Support.
See the documentation included with the flooded receiver for more information on voltage
requirements.
Voltage selections—ACRD60x units
Your equipment can operate at various supply voltages, provided the proper voltage jumpers are connected to
the input transformers. Read the part number on the jumpers connected at the factory and compare that
number to the table below. If the correct jumpers for your input voltage are not connected, remove them and
connect the proper jumper. See “Install kit inventory” on page 5.
na2540b
Jumper Connections
Transformer A connected to J50
ModelInput VoltageUse Jumper Part Number
ACRD600208 (50/60 Hz)0W2540 (default)
230 (50/60 Hz)0W2541
ACRD601460 (60 Hz)0W2545
480 (60 Hz)0W2546 (default)
ACRD602380 (50/60 Hz)0W2542
400 (50/60 Hz)0W2543 (default)
415 (50/60 Hz)0W2544
InRow RD Installation Manual46
Page 53
Voltage selections – ACRD60xP units
na2540a
Jumper Connections
Transformer B connected to J51
Transformer A connected to J50
ModelInput VoltageUse Jumper Part Number
ACRD600P208 (50/60 Hz)0W2540 (default)
230 (50/60 Hz)0W2541
ACRD601P460 (60 Hz)0W2545
480 (60 Hz)0W2546 (default)
ACRD602P380 (50/60 Hz)0W2542
400 (50/60 Hz)0W2543 (default)
415 (50/60 Hz)0W2544
47InRow RD Installation Manual
Page 54
Charging with Refrigerant
Calculating R410A charge
Use the following table and formula when calculating the total R410A charge.
Condenser Flooded Charge for Different Minimum Outdoor
Ambient Temperatures
– kg (lb)
4°C (40°F) –7°C (20°F)–18 °C (0°F) –29 °C (–20°F) –40°C (–40°F)
Total charge = Equipment charge + condenser summer charge + condenser flooded charge (for minimum
possible ambient temperature) + liquid R410A in liquid pipe
Equipment charge: 5.5 kg (12.1 lb)
Liquid line charge for 7/8 in. ACR copper tube: 0.28 kg/m (0.186 lb/ft)
Density of liquid R410A at 40.6 °C (105 °F) and 27.5 bar (400 psig): 0.975 g/cm3 (60.9 lbm/ft3)
Example: Calculate the total R410A charge for an ACCD75232 condenser with 7.6 m (24.9 ft) of 7/8-in. liquid
piping. Outdoor temperature is –18°C (0 °F).
All work must be performed by Schneider Electric authorized personnel.
Failure to follow these instructions can result in injury or equipment damage.
HAZARD OF HIGH PRESSURE REFRIGERANT OR EQUIPMENT DAMAGE
• Use R410A refrigerant only.
• Use hose and manifold set suitable for R410A.
• The unit display interface should be used to obtain pressure readings.
WARNING
CAUTION
Failure to follow these instructions can result in injury or equipment damage.
InRow RD Installation Manual48
Page 55
NOTICE
HAZARD TO EQUIPMENT
Introducing a fast charge of liquid refrigerant through the suction port may damage the
compressor.
Failure to follow these instructions can result in equipment damage.
Perform the “Add initial refrigerant amount—“fast charge” method:” on page 49 first, and then select one of the
following to complete charging the system: “Top off the system refrigerant charge—“fast charge” method:” on
page 50 or “Top off the system refrigerant charge—“slow charge” method:” on page 51.
Add initial refrigerant amount—“fast charge” method: Perform the following with the system not in
operation.
CONDENSER
na5840a
RECEIVER
COOLING
UNIT
ItemDescriptionItemDescription
Discharge isolation valve
Liquid line isolation valve
Receiver outlet
Receiver inlet
1. Open the discharge isolation valve, the liquid line isolation valve. The receiver outlet valve and receiver
inlet valve should be back seated.
2. Attach a refrigerant cylinder and charging hose to the receiver outlet valve and purge the hose if
necessary.
3. Open the receiver outlet valve and add the liquid refrigerant until the calculate initial amount is charged
into the system.
4. Close the receiver outlet valve, and remove the refrigerant cylinder and charging hose.
49InRow RD Installation Manual
Page 56
Top off the system refrigerant charge—“fast charge” method: Perform the following with the system in
operation.
CONDENSER
na5840a
RECEIVER
COOLING
UNIT
ItemDescriptionItemDescription
Discharge isolation valve
Liquid line isolation valve
1. Attach a refrigerant cylinder and charging hose to
the service port on the cooling unit and purge the
hose if necessary.
2. Close the liquid line isolation valve and wait for
bubbles to appear in the liquid line sight glass.
3. Open the refrigerant cylinder valve and add
refrigerant.
4. When charging is complete, close the refrigerant
cylinder valve and remove the charging hose from
the service port.
5. Slowly open the liquid line isolation valve.
Receiver outlet
Receiver inlet
LEAK
DETECTOR
CABLE
SERVICE
DISCHARGE
SUCTION
LEAK
DETECTOR
CABLE
SUCTION
DISCHARGE
SERVICE
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InRow RD Installation Manual50
Page 57
Top off the system refrigerant charge—“slow charge” method: Perform the following with the system in
operation.
CONDENSER
na5840a
RECEIVER
COOLING
UNIT
ItemDescriptionItemDescription
Discharge isolation valve
Liquid line isolation valve
1. Attach a refrigerant gauge manifold to the
discharge and suction ports on the cooling unit.
2. Attach a manifold charging hose to the refrigerant
cylinder and purge the hose if necessary.
3. Add liquid refrigerant very slowly through the
suction port at a pressure of about 1 bar (15 psig)
above the suction pressure. Do not charge for
longer than two-minute intervals; stop charging
and wait 3–5 minutes for the system to stabilize.
4. Repeat step 3 as necessary.
5. When charging is complete, close the refrigerant
cylinder valve and remove the charging hose from
the suction port.
6. Slowly open the liquid line isolation valve.
Receiver outlet
Receiver inlet
LEAK
DETECTOR
CABLE
SERVICE
DISCHARGE
SUCTION
LEAK
DETECTOR
CABLE
SUCTION
DISCHARGE
SERVICE
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51InRow RD Installation Manual
Page 58
Compressor Oil Charge
HAZARD TO EQUIPMENT OR PERSONNEL
All work must be performed by Schneider Electric qualified personnel.
Failure to follow these instructions can result in death, serious injury, or
equipment damage.
Oil charging procedure
HAZARD TO EQUIPMENT
Do not overcharge the compressor, or compressor damage could result. The only way to
drain oil from the compressor is to remove the compressor from the equipment, which
cannot be done when the equipment is in the row.
WARNING
NOTICE
Failure to follow these instructions can result in equipment damage.
NOTICE
DAMAGE TO EQUIPMENT
Be careful not to charge more oil than is necessary. Excessive oil in the system may
cause system damage, including the following:
• Failure of valves and pistons due to oil slugging.
• Excessive oil carryover.
• Loss of evaporator performance due to oil level build-up in the low-pressure side of the
system.
Failure to follow these instructions can result in equipment damage.
1. Prepare to add oil:
a. Use a new sealed oil can and a manual oil pump. The pump hose must be sized for 1/4 in. flare
fittings and must include a valve depressor at its end, which will open the valve on the suction port
of the compressor.
b. Use high quality polyolester (POE) type 160SZ oil or equivalent.
2. Purge the pump and hose:
a. Ensure that the oil pump is clean. Insert the pump in the oil container and make sure that the
container is open to the atmosphere for as short a period of time as possible. When available, use
a plug adapter kit to further reduce the exposure of the oil to the atmosphere.
b. Bleed all air from the pump and hose with a few strokes of the pump. Purging the pump removes
the moisture-saturated oil left inside the hose from previous usage.
c. Connect the hose to the suction port of the compressor immediately after purging to avoid
moisture contamination.
InRow RD Installation Manual52
Page 59
3. While the equipment is running, charge 0.44 l (15 oz.) POE oil through the suction port. Pump the oil
very slowly. (This is to ensure the oil separator is functioning properly.)
4. Other than the amount required for the oil separator,
no additional oil should be required.
Let the compressor run at full capacity for at least
one hour and check the oil level in the oil sight glass.
The level should be between 1/4 and 3/4 full, or
within the limit shown on the oil level sticker. If the oil
is not within the acceptable limit, check the oil return
line for restrictions. When oil is flowing properly, the
oil return line should feel warm to the touch.
NOTE: Dispose of the oil waste appropriately.
SIGHT GLASS
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53InRow RD Installation Manual
Page 60
Accessories
Low Temperature Kit
The low temperature kit provided by Schneider Electric includes a pressure relief valve on the liquid receiver
vessel. If the low temperature kit is not installed, then Schneider Electric recommends the installation of a
pressure relief valve on the discharge pipe near the condenser. The pressure relief valve selection and
installation is the responsibility of the installer and shall comply with local authorities.
Unpacking
GCN-GB and EMEA-PED versions (ACAC75013 and ACAC75015)
1. Remove plywood top and sides from the pallet.
na5817a
2. Remove the valve box (contains safety valve, ball valve, head pressure valve, and check valve).
3. Remove brackets.
VALVE BOX
BRACKET
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InRow RD Installation Manual54
Page 61
4. Remove receiver kit.
NAM-ASME versions (ACAC75014)
1. Remove plywood top and sides from the pallet.
RECEIVER KIT
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na5825a
2. Remove the valve box (contains safety valve, ball valve, head pressure valve, and check valve).
3. Remove brackets.
VALVE BOX
na5826a
BRACKET
4. Remove receiver kit.
RECEIVER KIT
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55InRow RD Installation Manual
Page 62
Install kit inventory
GCN-GB versions (ACAC75013)
cate
i
Cert
ity
al
Qu
Quality Certicate
na5834a
Item DescriptionQuantityItem DescriptionQuantity
Ball valve, 7/8 in. (inlet)1
Ball valve, 5/8 in. (outlet)1
Head pressure valve and check valve 1
Safety valve (GB) 1
Tie wrap, 1 1/4 in. 11
EMEA-PED versions (ACAC75015)
Bolt, M6 16
Washer flat, M6 16
Quality certificate for receiver (GB) 1
Quality certificate for safety valve (GB)1
Hose clamp2
na5835a
Item DescriptionQuantityItem DescriptionQuantity
Ball valve, 7/8 in. (inlet)1
Ball valve, 5/8 in. (outlet)1
Head pressure valve and check valve 1
Safety valve (PED) 1
Tie wrap, 1 1/4 in. 11
Bolt, M6 16
Washer flat, M6 16
Hose clamp2
NAM-ASME versions (ACAC75014)
na5836a
Item DescriptionQuantityItem DescriptionQuantity
Ball valve, 7/8 in. (inlet)1
Ball valve, 5/8 in. (outlet)1
Head pressure valve and check valve 1
Safety valve (ASME) 1
Washer flat, 1/4 in.2
Bolt, 1/4 in.2
Nut, M104
Bolt, M104
Washer flat, M104
Hose clamp2
InRow RD Installation Manual56
Page 63
Installation
GCN-GB and EMEA-PED versions (ACAC75013 and ACAC75015)
1. Facing the inlet and outlet connections, attach the first bracket to the right-side condenser legs.
INLET AND OUTLET
CONNECTIONS SIDE
na5842a
BRACKET
2. Install the safety valve onto the receiver kit. Use thread sealing adhesives or raw adhesive tape as
necessary.
SAFETY VALVE
RECEIVER KIT
3. Install inlet piping onto the receiver kit.
4. Attach the receiver kit onto the previously installed bracket.
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57InRow RD Installation Manual
Page 64
5. Install the second bracket on the opposite side of the first bracket to enclose the receiver kit.
BRACKET
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6. Install the included valve and pipes to the inlet and outlet connections on the condenser.
INLET
CONNECTIONS
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RECEIVER INLET
OUTLET
CONNECTIONS
InRow RD Installation Manual58
Page 65
NAM-ASME versions (ACAC75014)
1. Install the bracket using the 1/4-in. washers and 1/4-in. bolts.
BRACKET
na5828a
MODEL ACCD75228-231 SHOWN
2. Install the safety valve onto the receiver kit. Use thread sealing adhesives or raw adhesive tape as
necessary.
SAFETY VALVE
RECEIVER KIT
na5939a
3. Install receiver kit using the M10 washers, M10 bolts, and M10 nuts.
MODEL ACCD75228-231 SHOWN
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59InRow RD Installation Manual
Page 66
na6261a
MODEL ACCD75234/ACCD75235 SHOWN
NOTE: Make-to-order.
4. Install included valve and pipes to the inlet and outlet connections on the condenser.
OUTLET
CONNECTIONS
RECEIVER INLET
INLET CONNECTIONS
MODEL ACCD75228-231 SHOWN
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InRow RD Installation Manual60
Page 67
Bulb location
Two clamps are provided to fasten the head pressure valve sensing bulb to the condenser outlet header.
GCN-GB and EMEA-PED versions (ACAC75013 and ACAC75015)
OUTLET HEADER
BULB
HEAD PRESSURE VALVE
na5831a
NAM-ASME versions (ACAC75014)
HEAD PRESSURE
VALVE
OUTLET HEADER
BULB
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61InRow RD Installation Manual
Page 68
Heater connection location
WARNING
ELECTRICAL HAZARD
Electrical service must conform to local and national electrical codes and regulations.
Failure to follow these instructions can result in death, serious injury, or
equipment damage.
GCN-GB and EMEA-PED versions (ACAC75013 and ACAC75015)
R1 N1 U1 N2
TERMINAL BLOCKS
TO RECEIVER
HEATER
GCN AND EMEA
1. Remove the cap over the hole on the electrical box.
2. Install the grommet (supplied with condenser).
3. Connect the heater wire to the terminal blocks on the electrical box.
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InRow RD Installation Manual62
Page 69
NAM-ASME versions (ACAC75014)
na5847a
ELECTRICAL BOX
1. Open the door accessing the electrical box.
2. Connect the heater wire to the terminal blocks on the electrical box.
HEATER WIRE
(UNDER SIDE PANEL)
TERMINAL BLOCKS
RECEIVER HEATER
63InRow RD Installation Manual
Page 70
Page 71
Page 72
Worldwide Customer Support
Customer support for this or any other product is available at no charge in any of the following ways:
• Visit the Schneider Electric Web site to access documents in the Schneider Electric Knowledge Base
and to submit customer support requests.
Connect to localized Schneider Electric Web sites for specific countries, each of which provides
customer support information.
– www.schneider-electric.com/support/
Global support searching Schneider Electric Knowledge Base and using e-support.
• Contact the Schneider Electric Customer Support Center by telephone or e-mail.
– Local, country-specific centers: go to www.schneider-electric.com > Support > Operations
around the world for contact information.
For information on how to obtain local customer support, contact the representative or other distributors
from whom you purchased your product.
As standards, specifications, and designs change from time to time, please ask for confirmation of the information given in this publication.
All trademarks owned by Schneider Electric Industries SAS or its affiliated companies.
990-5711C-001
4/2017
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