Heatcraft Refrigeration Products SWN0300H2G, SWN0310M6D, SWN0150H2D, SWN0100H2B, SWN0075H2C User Manual
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CH-WCUTB
April 2007
(Replaces CH-B-41C, 10/03)
Water-Cooled
Condensing Units
Technical Guide
Model SWN - Semi-Hermetic
Reciprocating Compressor
Table of Contents
Nomenclature .............................................................................................................. 2
Features & Benefits ..................................................................................................
Performance Data, High & Medium Temperature (R-22) ...........................................
Performance Data, Medium & Low Temperature (R-404A/R-507) .............................
Electrical Data ..........................................................................................................
Physical Data .......................................................................................................
NOMENCLATURE
S W N 0500 H 2 C
3-4
5
6
7-9
10-11
Semi-Hermetic
Reciprocating
2
Water-Cooled
Indoor
Model Size
Application
H = High Temp.
M = Med. Temp.
L = Low Temp.
E = Extra Low Temp.
Refrigerant
2 = R-22
6 = R-404A/R-507
Voltage
B = 208-230/1/60
G = 230/1/60
C = 208-230/3/60
D = 460/3/60
© 2007 Heatcraft Refrigeration Products LLC
Standard Features & Benefits
• Pre-bent tubing reduces the possibility
of leaks
• Spring mounted compressors with
suction and discharge vibration
eliminators (models 0499 and above)
• Fixed low pressure switch (adjustable on
low temp models)
• Fixed high pressure switch
• Easy access refrigerant piping
• Pressure relief valve
• More spacious, pre-painted electrical box
• Pump down switch
• 230 volt control circuit transformer on 460
volt models
Semi-hermetic reciprocating compressors
•
• Captive door fasteners
• Single electrical connection location
• Shipped with dry nitrogen charge
• Heavy duty base plate
• Plastic conduit on all wiring runs
• Shell and tube, cleanable condenser
• Sealed liquid line filter drier with
• Removable electrical box from
NOTE: SWN pictured with optional replaceable
core liquid filter, oil separator, replaceable
core suction filter and liquid solenoid valve
sight glass
compressor access from the front
3
Standard Features & Factory Installed Options
The indoor SWN water-cooled condensing unit is specifically designed for use in supermarket, restaurant,
warehouse and other commercial and industrial applications. The design focuses on ease of installation
and maintenance along with the flexibility to fit most application requirements.
Standard Features
• Fixed low pressure switch (adjustable on low temp models)
• Fixed high pressure switch
• Pump down switch
• Compressor contactor and control circuit fusing
• 230V control circuit transformer on 460V units
Removeable electrical box provides convenient front access to the oil pump and compressor
•
• Standard 16-3/4” tall box - (large 29-1/4” tall box is standard when defrost components are selected)
• Sealed liquid line filter drier and sight glass
• Oil pressure switch (when required)
• Shell and tube condenser with outlet shut-off valve, charging port and pressure relief device
• Solid mounted compressors (models up to 0400)
• Spring mounted compressors with suction and discharge vibration eliminators (models 0499
and above)
• Compressor head cooling fan (when required)
• Compressor solid state protection model (on units with 4D compressors)
Factory Installed Options
• Dual pressure switch
• Oil separator with discharge check valve
and oil return hand valve
• Compressor and control circuit breaker
• Two tier rack
• Suction accumulator
• Sealed suction filter
• Replaceable core suction filter (0300-2200)
• Replaceable core liquid filter (0300-2200)
• Liquid line solenoid valve
• Spring mounted compressors with suction
and discharge vibration eliminators (models
0075 to 0400)
• Water regulating valve (shipped loose)
• Crankcase heater
• Air defrost timer
• Electric defrost kit. Kit includes timer,
evaporator fan contactor, defrost heater
contactor(s), lockout relay and terminal block
• Remote load fusing for electric defrost kit.
Includes evaporator fan motor and defrost
heater fuses
™
• Beacon II
• Demand cooling for low temperature R-22
(contact factory)
compatible (contact factory)
N.Y. MEA
4
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