003-2282 Rev G 12/11/2009
301 Gaddis Boulevard • Dayton, Ohio 45403
U.S. Toll Free 866-261-1191
(937) 253-1191 • Fax: (937) 253-1723
Web site: www.stacoenergy.com
UniStar P Series
6kVA, 8kVA & 10kVA
Parallel Redundancy/Capacity
On-Line UPS
User’s Manual
Tower Models
SC60021T, SC60022T
SC80021T, SC80022T
SC11021T, SC11022T
Form No. 003-2282 Rev G
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Table of Contents
1. Important Safety Instruction ............................................................................. 2
1.1. An Important Notice ......................................................................................... 2
1.2. Storage Instruction ............................................................................................ 4
2. Product Introduction ......................................................................................... 5
2.1. General Characteristics ..................................................................................... 5
2.2. Symbols on the LCD Display Panel ................................................................. 7
2.3. Panel explanation ............................................................................................ 10
2.4. Communication Port Explanation ................................................................... 13
3. Installation and Operation ............................................................................... 14
3.1. Unpacking ....................................................................................................... 14
3.2. Selecting Installation Location........................................................................ 15
3.3. Installation of Casters Cover ........................................................................... 15
3.4. Terminal Block Explanation ........................................................................... 16
3.5. Operation Test and Installation Instruction ..................................................... 19
4. Troubleshooting Guide ................................................................................... 32
4.1. Trouble Shooting ............................................................................................ 32
5. Bundled Software Installation Guide .............................................................. 34
5.1. Hardware Installation ...................................................................................... 34
5.2. Software Installation ....................................................................................... 34
6. Customer Options Slots .................................................................................. 35
6.1. All the below interface cards are with built-in EPO function ......................... 35
6.2. R2E(2nd RS-232 ) card ................................................................................... 35
6.3. RSE(RS-485) card .......................................................................................... 35
6.4. USE(USB) card ............................................................................................... 36
6.5. DCE(Dry Contact)-B card .............................................................................. 36
6.6. SNMP Cards ................................................................................................... 37
6.7. The Installation of Interface Cards .................................................................. 38
7. Hot Swappable Battery Replacement ............................................................. 39
8. Specifications .................................................................................................. 41
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1. Important Safety Instruction
1.1. An Important Notice
1.1.1 For Parallel System installation, please refer to Parallel System
Installation Guide Part number 003-2302
1.1.2 Because of “small leakage currents” generated by the EMI filter of the
UPS, it is necessary to insure that the UPS is properly grounded before
connecting AC power to the input.
1.1.3 To ensure safety in all applications where a UPS is hard wired to the
Electrical Supply, ensure that the system is installed by a Qualified
Electrical Contractor.
1.1.4 The UPS has its own internal energy source (battery). When the UPS is
operating from battery power when no AC input is available, there will be
voltage at the output terminals.
1.1.5 Make sure that the AC Utility power source is correctly grounded.
1.1.6 Do not open the case, as there are no serviceable parts inside. Your
Warranty will be void.
1.1.7 Do not try to repair the unit yourself; contact your local supplier or
your warranty will be void.
1.1.8 Make sure that the rated input voltage of the UPS matches the
available AC mains voltage.
1.1.9 Use a certified input power cable with the correct plugs and sockets
for the appropriate voltage system.
1.1.10 To eliminate any overheating of the UPS, keep all ventilation openings
free from obstruction, and do not store anything on top of the UPS. Keep the
UPS 12 inches away from the wall.
1.1.11 Make sure the UPS is installed within the proper environment as
specified. (0-40℃ and 30-90% non-condensing humidity)
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1.1.12 Do not install the UPS in direct sunlight. Your warranty may be void
if the batteries fail.
1.1.13 Install the UPS indoors as it is not designed for installation outdoors.
1.1.14 Dusty, corrosive and salty environments can do damage to any UPS.
1.1.15 Install the UPS away from objects that give off excessive heat and
areas that are excessively wet.
1.1.16 If liquids are spilled onto the UPS, or foreign objects dropped into the
unit, the warranty will be null and void.
1.1.17 The battery will discharge naturally if the system is unused for any
length of time.
1.1.18 Recharge the batteries every 2-3 months if unused. If this is not done
the warranty will be null and void. When installed and being used, the
batteries will be automatically recharged and kept in top condition.
1.1.19 This UPS supports electronic equipment in offices,
telecommunications, process control, medical and security applications.
This UPS is NOT intended for use in the following application:
a. Medical equipment directly related to human life
b. Elevator, Metro (Subway) system or any other equipment related to
human safety.
c. Public system or critical computer systems.
1.1.20 Do not install the UPS in an environment with sparks, smoke or gas.
1.1.21 Make sure the UPS is completely turned off when moving the UPS
from one place to another. It might cause electrical shock if the output is not
turned off.
1.1.22 The UPS is equipped with a Maintenance Bypass Switch. Please
follow the procedures strictly to switch on/off the Maintenance Bypass
Switch.
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1.1.23 The UPS offers CVCF (Constant Voltage Constant Frequency) setting
function.
a. For correct setting and wiring, please contact your local agent.
b. Do not attempt to configure the UPS for CVCF by yourself;
otherwise your warranty will be void.
1.1.24 This UPS has been designed and constructed to protect your assets
from the wide range of power aberrations experienced on Utility power lines
today. It is your insurance for reliable, clean and stable voltage supply. It is
worth taking care to install the system correctly and to have it maintained
correctly by your local dealer.
1.1.25 SAVE THESE INSTRUCTIONS - This Manual Contains Important
Instructions that should be Followed during Installation and Maintenance of
the UPS and Batteries.
1.1.26 Intended for Installation in a Controlled Environment.
1.1.27 CAUTION – 6Kva - A load disconnect switch shall be provided by
others for the AC output circuit. To reduce the risk of fire, connect only to a
circuit provided with branch circuit over-current protection for 30 amperes
rating in accordance with the National Electric Code, ANSI/NFPA 70.
1.1.28 CAUTION – 8/10Kva - To reduce the risk of fire, connect only to a
circuit provided with branch circuit over-current protection for 40 amperes
rating in accordance with the National Electric Code, ANSI/NFPA 70.
1.1.29 Use No. 10 AWG, 60C copper wire and 22.1 lb-in Torque force when
connecting to terminal block.
1.2. Storage Instruction
For extended storage through moderate climate, the batteries should be
charged for 12 hours every 3 months by connecting the UPS input to an
appropriate power source and start the UPS according to the instructions in
this manual. Repeat this procedure every 2 months under high temperature
environment.
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2. Product Introduction
2.1. General Characteristics
2.1.1 True online architecture continuously supplies in your critical device
with a stable, regulated, transient-free pure sine wave AC Power.
2.1.2 20KHz PWM sine-wave topology yields an excellent overall
performance. High crest factor capability of the inverter handles all highinrush current loads without a need to upgrade the power rating.
2.1.3 Multi-functional LCD/LED panel displays various conditions of the UPS.
The LED display shows the UPS working status, Utility Status and UPS
Abnormal status. The LCD display shows Input and Output Voltage,
Frequency, Load Status, Inner cabinet temperature, and Abnormal
conditions.
2.1.4 To protect the unit from overload, it automatically switches to bypass
mode in 160 seconds~ 40ms if loading is between 105%~ 150% of rating.
At 150% of rating, it switches to bypass mode immediately. The UPS will
automatically switch the load back to inverter mode once the overload
condition ceases.
2.1.5 If a short circuit is connected to the output the UPS will shut off the
output voltage instantly. The output voltage will remain off until the short
circuit is removed from the output.
2.1.6 Should the unit become overheated, the internal thermal Switch will
detect the heat and switch to bypass mode. When the unit is cooled it will
switch the load back to inverter automatically.
2.1.7 Fully digitalized control circuits built into the UPS enhance
functionality while providing a high-level of protection of the UPS.
Powerful Communication capability enhances its capability for remote
control and monitoring.
2.1.8 Maintenance-free sealed-type battery minimizes after-sales service.
2.1.9 Built in maintenance bypass switch provides an easy and safe
troubleshooting or maintenance function when the Utility is normal.
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2.1.10 Providing four different working modes, such as Normal, ECO, CF50
and CF60, it may widely be used in a variety of applications.
2.1.11 DC-start function allows the UPS to be started during power outages.
2.1.12 Revolutionary battery management circuit analyzes battery
discharging status to adjust battery cut-off point and extend the life of
batteries.
2.1.13 Intelligent temperature-controlled fan extends the life of the fan and
reduces noise.
2.1.14 Built in diagnostics use fault codes, displayed on the LCD, to assist in
finding the cause of a problem with the unit.
2.1.15 In case the UPS is out of order, Fault status will be shown on the LCD
screen.
2.1.16 When the UPS is operated as a frequency converter under CF50 or
CF60 mode, the recommended load connected shall be 75% of rated
capacity if the input voltage is between 176~280Vac and 50% of the
rated capacity if the input voltage is 160~280Vac.
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2.2. Symbols on the LCD Display Panel
Item
Symbol
Description
1
LINE
Utility or Bypass Source
2
Battery Low
3
Battery Abnormal
4
UPS Overloading
5
UPS Working in specified mode*
6
A Blackout Transfer occurred in UPS Output
7
Bypass Input Abnormal, UPS fails to transfer
to bypass, Bypass Abnormal at ECO mode
8
Utility Input Abnormal
9
OFF
UPS Shutoff
10
LINE OFF
UPS Abnormal Lock
11
UPS Flow Chart
12
4 Digits Measurement Display
13
Indicate the item desired to be measured
14
UPS ON Switch or Alarm Silence
15
UPS OFF Switch
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16
Previous Page or Setting Change
17
Next Page
18
Special Function Log in /out
19
Enter or Reconfirmed
20
Utility Input Normal LED
21
Bypass Input Normal LED
22
UPS under Redundancy Mode
23
UPS under ECO Mode
24
UPS Fault or Abnormal Warning LED
25
EPO
Emergency Power Off
26
Er05
Battery Weak or Dead
27
Er06
Output Short Circuit
28
Er10
Inverter Over-current
29
Er11
UPS Overheat
30
Er12
UPS Output Overloading
31
Er14
Fan error
32
Er15
Wrong Procedure to enter Maintenance Mode
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33
Er16
Output Parameters Set Error in Parallel
System
34
Er17
ID Numbers are in conflict in Parallel System
or ID number Error in single unit
35
Er21
Parallel communication error ( communication
wire disconnected or failure to find ID1 UPS )
in parallel system
36
Er24
CVCF mode with Bypass input
37
Er27
The UPS must be operated in normal mode in
parallel system
38
Er28
Bypass Overload Time out and cut off output.
39
Er31
The settings of both control board and driver
board are not matched each other.
40
Er33
Isolated transformer overheat
41
Er**
Other Error code
The specified modes include Normal mode, ECO mode, CVCF mode, etc..
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2.3. Panel explanation
2.3.1 Front Panel Function Explanations
LCD Display
Green LED lights up to indicate the UPS has the capability to run under
redundancy mode.
Green LED steadily lights up to indicate that the Utility input voltage is within
the nominal range.
Green LED lights up to indicate Bypass Input is normal.
UPS ON/Alarm Silence.
Go to previous page or change the setting of the UPS.
To re-confirm the change of UPS Setting.
Go to next page.
UPS OFF Switch.
Special functions log in/out .
UPS is working under ECO(Economic) mode.
UPS Fault or Abnormal .
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2.3.2 Rear Panel Explanation
M E D C B A
A RS232 Port
B Terminal Resistor for Parallel function
C CAN Bus Connection Port for Parallel System
D Customer Options Slot 1
E Customer Options Slot 2
F Cooling Fan
G External Battery Connector
H External Charger Connector
I Utility Input Breaker CB1
J CAM Switch(Maintenance Bypass Switch)
K Input/Output Terminal Block
N
K J I F G H L
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L Fixing Holes for External Charger Cabinet
M EPO (Emergency Power Off) : Short to enable the function
N Thermal breaker for protection of load in abnormal conditions: CB3
(8 and 10kVA models only)
OUTPUT
INPUT
G2
N22
L22
N21
L23
L21
G1
N1
L12
L11
N22, L22, N21, L23, L21 : UPS OUTPUT L11 : (not connected, used for Dual Input Only)
G2 : OUTPUT EARTH GROUND L12-N1 : UTILITY INPUT
G1 : INPUT EARTH GROUND
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5
4
3
2
1
9
8
7
6
2.4. Communication Port Explanation
The Communication port on the UPS provides RS232 protocol to communicate
with UPS software for remote monitoring.
Available optional interfaces cards, which contains R2E (2nd RS232, SC-RS232),
RSE (RS485, SC-RS485), USE (USB, SC-USB), DCE (Dry Contact, SCContact/EPO), as well as SNMP card (SC-SNMP1), can be added according to
need. However, the R2E card, RSE card and USE card cannot be used
simultaneously.
The bundled software of the UPS is compatible with many operating systems such
as Windows 98, & 2000, ME, NT and XP. For other applications like Novell,
NetWare, Unix, Linux, please contact your local distributor.
When the optional interface cards are used together with the onboard RS232 port,
during communication the EPO signals (SC-Contact/EPO) will get the highest
priority in control command, then the SNMP/WEB card (SC-SNMP-1), then the
shutdown command at the DCE card, R2E, RSE and USE. Finally the onboard
RS232 port will get the lowest priority.
2.4.1 RS232
2.4.1.1.1. The RS232 interface settings
The RS232 interface shall be set as follows:
Baud Rate
9600 bps
Data Length
8 bits
Stop Bit
1 bit
Parity
None
2.4.1.1.2. The Pin Assignments of true RS232 type
The Pin Assignments of true RS232 type are illustrated as follows:
Pin 3: RS232 Rx
Pin 2: RS232 Tx
Pin 5: Ground
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3. Installation and Operation
The packing material and the external condition of the unit should be inspected
carefully before installation. Retain the packing material for future use.
3.1. Unpacking
Take the UPS out of the PE foam.
Unwrap the UPS.
Standard Package includes:
1 set of User's Manual
1 set of UPS communication software with RS232 cable
1 set of Metal Accessories Kit as below:
Package for the UPS with Isolation transformer:
No. 7 wire to be use for terminal block jumpers (included)
X 2
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3.2. Selecting Installation Location
It is necessary to install the unit into the proper
environment in order to minimize the possibility of
damage and extend the life of the UPS. Please
follow the instructions below:
1. Keep at least 12 inches clearance from the
rear panel of the UPS to the wall.
2. Do not block the air-flow to the ventilation
openings of the unit.
3. Check the installation site to avoid excessive
heat and moisture.
4. Do not place the UPS in an environment near
dust, corrosive or salty material or flammable
objects.
5. Do not install the UPS outdoors.
3.3. Installation of Casters Cover
Relative humidly
(non condensation)
30% ~ 90%
0℃ 40℃
Form No. 003-2282 Rev G
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3.4. Terminal Block Explanation
OUTPUT
INPUT
G2
N22
L22
N21
L23
L21
G1
N1
L12
L11
N22, L22, N21, L23, L21 : UPS OUTPUT L11 : (not connected, used for Dual Input Only)
G2 : OUTPUT EARTH GROUND L12-N1 : UTILITY INPUT
G1 : INPUT EARTH GROUND
L11: Not Connected; (L11) Used as bypass input on Dual Input
Model (DIM) units only. (Models SCxxx21T and SCxxx22T are NOT DIM)
L12-N1: Utility Input power when the UPS is running in Utility
mode. Also provides bypass on Models SCxxx21T and
SCxxx22T.
G1: UPS Input Ground.
L21、L23、N21、L22、N22: UPS Output.
G2: UPS Output Ground.
Remarks:
Input Connection
1. Connect the utility AC source to UPS from L12-N1 terminal.
Output Connection(s)
2. When an Isolation transformer is NOT installed, the UPS output terminals
will be L22-N22 (Models SCxxx22T). Output voltages for these models
are selectable from 200, 208, 220, 230, and 240Vac.
3. When the Isolation transformer is installed (Models SCxxx21T): Output
voltage on the front panel display represents “Inverter” output, which
is the input to the isolation transformer, not the UPS output.
a. For 120V/120Vac system (2 branches of 120V, each at ½ total rated kVA)
L22-N22 120V
L21-N21 120V
N22
L22
N21
L23
L21
120V 120V
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b. For 120Vac system (1 branch of 120V at full rated kVA)
Jumper L22-L21 and N22-N21
L22-N22 120V
N22
L22
N21
L23
L21
120V
c. For 240/120Vac system (2 branches of 120V, 1 branch of 240V)
Jumper L22-N21
L22-N22 120V
L21-N21 120V
L21-N22 240V
N22
L22
N21
L23
L21
120V 120V
240V
d. For 240Vac system (1 branch of 240V at full rated kVA)
Jumper L22-N21
L21-N22 240V
240V
e. For 208V/120Vac system (2 branches of 120V, 1 branch of 208V)
Jumper L22-N21
L22-N22 120V
L21-N21 120V
L23-N22 208V
N22
L22
N21
L23
L21
120V 120V
208V
N22
L22
N21
L23
L21
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f. For 208Vac system (1 branch of 208V at full rated kVA)
Jumper L22-N21
L23-N22 208V
N22
L22
N21
L23
L21
208V
NOTE: For models with an isolation transformer, the output is configurable to
100V, 110V, and 115V systems by choice of inverter output settings (section
3.5.1.23) and internal connection of isolation transformer. Consult the factory if
voltage other than 120V, 208V, or 240V is necessary.
Use Mounting Cable Tie to attach cables.
4. Power connections must be made using the following tables for the input
current, output current and recommended conductors:
a. AC input and output
*- Maximum current shown is the rating of the recommended conductor
Model
*Maximum Current
Conductor Size
6KVA
33A
AWG #9
8KVA
54.3A
AWG #7
10KVA
54.3A
AWG #7
External Battery
External Charger
T1
T1
Form No. 003-2282 Rev G
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b. External battery input
3.5. Operation Test and Installation Instruction
Start Up in Normal Mode
3.5.1.1. Open the terminal block cover on the rear panel. Before installation
make sure the unit is properly grounded.
3.5.1.2. Make sure Utility breaker, UPS’ Utility breaker and Bypass breaker are
in the “Off” position.
3.5.1.3. Make sure the utility voltage matches the input voltage rating of the UPS.
3.5.1.4. Connect the utility input and load to the terminal blocks according to the
instructions in section 3.4. Apply power to the UPS and switch on the
breakers of the UPS Inputs. The UPS starts up and Green LEDs
& light up to show the Utility and Bypass Inputs are normal and the
LCD display with parallel function will display as shown in drawing A1,
drawing A2 then drawing B. Otherwise the LCD display will show as in
drawing A2 to drawing B.
A1.
A2.
Model
Maximum Current
Conductor Size
6KVA
25A
AWG #10
8KVA
41A
AWG #10
10KVA
41A
AWG #10
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B.
3.5.1.5. The UPS is now in Bypass Mode and it will proceed to self-test
automatically. If there are no abnormal messages then the self-test was
successful and the charger starts to charge the batteries.
3.5.1.6. Press the UPS On Switch for approx. 3 seconds, then the alarm
sounds twice and the LCD display changes from drawing B to drawing C.
C
3.5.1.7. The UPS performs another self-test and the LCD display will change
from drawing C to drawing D, running in battery mode for approx. 4
seconds, then the display will change from drawing E1 to drawing F if
the self-test is successful.
D
* Display shows “test”.
E1
* Display shows “OK” in self-test
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E2
* Display shows “Fail” in self-test
F
* Display shows “220Vac” in Utility Input.
3.5.1.8. If the UPS should fail self-test, the LCD display will change from
Drawing D to drawing E2, then an error code or error status (section 2.2)
will be shown on the screen.
3.5.1.9. Start-up operation of the UPS is now complete. Make sure the UPS is
connected to the utility for charging at least 8 hours and the batteries are
fully charged.
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Start-up in Battery Mode (Cold Start)
3.5.1.10. Make sure the UPS has a fully charged battery pack. At least 1 set
(20pcs) of 12V/7AH batteries is required.
3.5.1.11. Push the UPS On Switch once for approx. 5 seconds to initialize
the UPS. The alarm sounds twice. The LCD display will change from
drawing A1 to drawing G, and stay on for approx. 15 seconds.
3.5.1.12. Within 15 seconds, press the UPS On Switch again for about 3
seconds, until the LCD display changes from drawing G to drawing H,
then the UPS will be in self-test Mode. The UPS will start the inverter to
energize the output in approx. one minute, and the LCD display will
show as drawing I. Failure to press the UPS On Switch within 15
seconds, will cause a failure to start and you will then have to repeat
steps 3.5.1.10 to 3.5.1.12 once again.
3.5.1.13.
G
Display shows “Off”, which means the UPS pre-start is successful.
H
* Display shows Utility input is “0” and Utility Abnormal.
I
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Check Measured operating parameters detected by the UPS
3.5.1.14. If you would like to check the operating parameters of the UPS, use the
scroll down and scroll up key pads. When you use the scroll
down key pad, the LCD display will show as in Drawing C(Voltage from
Utility Input) Drawing I1(Voltage from Bypass Input) Drawing
J(Frequency from Utility Input) Drawing K(Frequency from Bypass
Input) Drawing L(Inverter Output Voltage, for units without isolation
transformer this is also the “UPS” Output) Drawing M(UPS Output
Frequency) Drawing N(UPS Output Load %)Drawing O(UPS
Battery Voltage) Drawing P(UPS Inner Temperature).
I1
* Display shows voltage at the Bypass Input
J
* Display shows frequency from the Utility Input.
K
* Display shows frequency from the Bypass Input.
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L
* Display shows the Inverter output Voltage.
M
* Display shows the UPS output frequency.
N
* Display shows the UPS output load level(%)
O
* Display shows the Battery Voltage.
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P
* Display shows the UPS Inner Temperature
UPS Default Data and Special Function Execution
3.5.1.15. After the UPS completely starts up, press key pad to change the
LCD display screen to drawing Q1.
Q1
* Display shows alarm (b for buzzer) “On”.
Q2
* Display shows alarm (b for buzzer) “Off”.
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3.5.1.16. Press key pad to scroll through the screens to check the UPS
settings. The LCD display will change, in sequence, from Drawing
Q1(alarm/buzzer) Drawing R1(Self-test) Drawing S1(Bypass
Voltage Windows) Drawing T(Output Frequency Synchronization
Window) Drawing U(Inverter Output Voltage) Drawing V1(UPS
Operation Mode) Drawing W(Output Voltage Micro Tune Value)
Drawing X(UPS Id) Drawing Y(Parallel function status).
R1
* Display shows self-test is NOT “on”.
R2
* Display shows self-test is “On”.
S1
* Display shows Bypass Voltage window is adjusted to narrow range.
S2
* Display shows bypass voltage window is adjusted to wider range.
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T
* Display shows Frequency Window is +/-3Hz.
U
* Display shows inverter output voltage.
V1
* Display shows the UPS is operating in “normal mode”.
V2
* Display shows the UPS is operating in “Eco mode”.
V3
* Display shows the UPS is operating in “CVCF 50Hz mode”.
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V4
* Display shows the UPS is operating in “CVCF 60Hz mode”.
W
* Display shows Output Voltage Adjustment % from 0% to 3% or -0% to -3%.
X
* Display shows UPS Identification Number.
Y
* Display shows the UPS is in position No. 1 in a parallel system.
3.5.1.17. Press scroll up key pad to execute special functions. The Functions
include alarm/buzzer ON (as drawing Q1), or alarm/buzzer OFF (as
drawing Q2, Alarm silence for UPS Warning) and self-test OFF (As
drawing R1) or self-test ON (as drawing R2). The UPS will execute a
battery test for 10 seconds. If the self-test is successful, it will show as
Form No. 003-2282 Rev G
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Drawing E1; otherwise, it will show as drawing E2 and an error message
will appear at the same time.)
Form No. 003-2282 Rev G
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UPS Default Settings and their alternatives
3.5.1.18. Make sure the UPS is OFF (with utility breaker ON). Press the ON
Switch and scroll down key pads simultaneously for approx.
3 seconds, the alarm will sound twice, the LCD display screen shows as
drawing Q1. The UPS is now in settings mode.
3.5.1.19. To scroll down the LCD screen, refer to Chapter 3.5.1.16
3.5.1.20. With the exception of the alarm/buzzer(as drawing Q1 & Q2) and Self-
test(as drawings R1 & R2), all of the other default settings may be
changed by pressing the scroll up key pad.
3.5.1.21. Drawings S1 and S2 show the acceptable range for bypass input. It
can be 184Vac~260Vac (S2) or 195Vac~260Vac (S1).
3.5.1.22. Drawing T shows the bypass frequency window of the Inverter Output.
The acceptable setting values are ±3Hz and ±1Hz.
3.5.1.23. Drawing U shows the acceptable Inverter Output Voltages as 200Vac,
208Vac, 220Vac, 230Vac, or 240Vac.
3.5.1.24. Drawing V1, V2, V3 and V4 show the operating modes of the UPS.
Alternatives are Normal, Eco(Economic) mode, fixed 50Hz Output or
fixed 60Hz Output.
3.5.1.25. Drawing W shows the setting of the Inverter Output, which can be
calibrated as 0%, +1%, -1%, +2%, -2%, +3%, or -3%.
3.5.1.26. Drawing X shows a specified address and position of the UPS when the
UPS is in Parallel mode. The settable position numbers are from 1st to
4th. The number must be 1st if the UPS is not in parallel.
3.5.1.27. Drawing Y shows the parallel function status. The “P 01” means parallel
function disabled and the “P 02” means parallel function enabled.
3.5.1.28. When all of the setting changes are complete, you have to press the
enter key to save all the changes when the LCD screen shows as
drawing Z, then the LCD screen will show as drawing AA to complete
the setting changes. If you don’t want to change the settings, press the
“OFF” key for 5 seconds, then the LCD screen turns to Drawing AA
directly, which means your setting changes are ignored.
Z
* Press the Enter key to save data.
Form No. 003-2282 Rev G
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AA
* Display shows the UPS is locked.
3.5.1.29. Turn Off the utility power to the UPS input.
3.5.1.30. Your Settings changes are complete.
UPS Is Off Due to Unknown Reason and Requires Trouble Shooting
3.5.1.31. If a serious abnormal condition has occurred, the UPS will lock it itself in
the “OFF” position as shown in drawing AA, and a abnormal message
will show on the LCD screen.
3.5.1.32. After 3 seconds, all messages will be locked except Bypass
messages(LED & LCD ). In case the Utility is abnormal
after the UPS is locked, the LED will be extinguished and the
LCD will be shown on the LCD screen.
3.5.1.33. To release the UPS lock, proceed as follows:
3.5.1.33.1. Check the error messages recorded.
3.5.1.33.2. Refer to Chapter 2.2 to trouble shoot the problem. Otherwise,
consult your local distributor for service.
3.5.1.33.3. Press Off key pad for 5 seconds and the alarm will sound
twice.
3.5.1.33.4. Turn Off the Utility Input.
3.5.1.33.5. The UPS lock has been reset, but you will still need to contact
your Local distributor to make sure the error message shown
is solved.
Shut Off
3.5.1.34. Press Off key pad for about 5 seconds, the Inverter output will be
turned off and the output load is now supplied by the Bypass, and the
LCD screen shows as drawing B.
3.5.1.35. Turn Off the Utility and Bypass Input.
3.5.1.36. The UPS is turned off completely.
Maintenance Bypass Mode
3.5.1.37. Maintenance Bypass Mode is intended for UPS maintenance only. The
following procedure must be performed by an authorized, trained service
technician. If there is any damage caused by failure to follow this
Form No. 003-2282 Rev G
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procedure or unauthorized use of the Maintenance Bypass Mode, your
warranty will be void.
3.5.1.38. Press the Off key pad for approx. 5 seconds, the LCD screen
shows as drawing B and the UPS output is in bypass mode.
3.5.1.39. Release the cover of the CAM Switch(Maintenance Bypass Switch) first,
then turn the CAM Switch to “Bypass” mode, and verify that the righthand upper Corner of the LCD screen shows .
3.5.1.40. Turn off the Utility and Bypass Input to the UPS. You can now proceed
with UPS maintenance.
3.5.1.41. To return the UPS to normal operating mode, turn off the Utility and
Bypass Input to the UPS. Set the CAM switch to “INV” mode. Fasten
the cover back into position and repeat 3.5.1.5 to 3.5.1.89. The UPS will
switch back to inverter mode.
3.5.1.42. CAUTION: It is required to go through 3.5.1.38 first, then go through
3.5.1.39 If you skip 3.5.1.38, the UPS will alert for 10 seconds to warn
that the procedure is abnormal, which may damage the UPS due to
uncertain utility status. The UPS will switch back to Inverter mode
immediately if you turn the CAM switch back to “INV”.
4. Troubleshooting Guide
4.1. Trouble Shooting
When the UPS malfunctions during operation, you may check the following:
a. Is the input and output power wiring correct?
b. Is the Utility voltage within the input window of the UPS?
In case problems or symptoms still exist, refer to the following tables. Should the
problem persist, contact your local distributor for help.
Form No. 003-2282 Rev G
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Situation
Check Items
Solution
UPS Red Fault
LED lights up
Check the error code
shown on the LCD screen
1. Er05, &
2. Er06, Er10, Er12, Er28,
&
3. EPO
4. Er11, Er33
5. Er14
6. Er15
7. Er16, Er27
8. Er21
9. Er24
10. other error code
1. Check to see if the battery connection is
properly done, then re-charge the
batteries for 8 hours to see whether the
UPS will backup normally; otherwise,
consult your local distributor right away.
2. Remove the short circuit at the EPO
terminal.
3. Remove any objects blocking the
ventilation holes.
4. Verify the cooling fans on the rear panel
are working normally.
5. Make sure the UPS is operated
normally. If it is on CVCF mode, you
have to turn off and turn on the UPS
again.
6. All parameters except ID Numbers in
parallel units must be same. Please
refer chapter 3.5 to set them again.
7. Reconnect the RJ-45 wire or set a UPS
with ID=1.
8. When the UPS is on CVCF mode, it is
prohibited to have a bypass input. You
have to turn off the UPS and bypass
input and re-start the UPS.
9. Consult your local distributor for help.
UPS has no
output and no
error codes or
faults are
present.
Check CB3
If CB3 is tripped, turn off the UPS
completely and keep the Bypass switch at
position INV before pressing CB3. Then
remove some uncritical load at the UPS
output end. If there is any damage to the
AC power cord, replace it.
UPS fails to
offer battery
backup or its
back up time is
shorter than
specified.
If the backup time is still too short after 8
hours of charge, please contact your local
distributor for battery replacement.
UPS locks
itself and it can
not be turned
off.
Please refer to chapter 3.5.1.31 to trouble
shoot the problem; otherwise, consult your
local distributor for help.
Form No. 003-2282 Rev G
34
5. Bundled Software Installation Guide
5.1. Hardware Installation
1. Connect the male connector of the RS232 cable to the UPS
communication port.
2. Connect the female connector of the RS232 cable to a dedicated RS232
port of the computer.
3. For optional interface cards, refer to Section 6 for installation.
5.2. Software Installation
Please refer to the user’s manual of the software for installation. The
manual is located on the CD contained in the package.
Form No. 003-2282 Rev G
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6. Customer Options Slots
6.1. All the below interface cards are with built-in EPO function.
The pin assignments of the EPO are:
1 EPO+
2 Ground
To enable the EPO function, please short Pin 1 & 2.
6.2. R2E (2nd RS-232, P/N SC-RS232 )
CN1 is for RS232 DB9 and CN3 is for EPO.
For communication protocol, please refer to
Chapter 2.4
Installation Position: slot1(CHA-CN4) or slot
2(CHB-CN5).
Adapted flat cable: cable A or cable B
For installation, please refer to Chapter 0
6.3. RSE (RS-485, P/N SC-RS485)
CN1 allows the terminal resistor to function. Short pin1-2 to enable the
function and short pin 2-3 to disable it.
CN2 for RS485 and CN3 for remote power.
Definition
For communication protocol, please see the
definition below:
Installation Position: slot 1 or slot 2.
1
2
CN3
1 2 3
CN2
1 Ground
2 A/Data+
3 B/Data-
1 AC+
2 A C-
1
2
Form No. 003-2282 Rev G
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6.4. USE (USB, P/N SC-USB)
CN1 for USB.
Definition
6.4.1.1.1. Comply with USB version
1.0,1.5Mbps
6.4.1.1.2. Comply with USB HID Version
1.0.
6.4.1.1.3. The Pin Assignments of the
USE card:
Installation Position: slot1（CHA-CN3） or slot 2（CHB-CN4）.
6.5. DCE (Dry Contact)-B card (P/N SC-Contact/EPO)
The pin assignments of 10-Pin Terminal:
1 2 3 4 5 6 7 8 9
10
Pin 1: UPS on Bypass mode.
Pin 2: Utility Normal (Normal close contact)
Pin 3: Utility Normal (Normal open contact)
Pin 4: Inverter On
Pin 5: Battery Low
Pin 6: Battery Bad or Abnormal
Pin 7: UPS Alarm
Pin 8: Common
Pin 9: Shutdown UPS positive(+ ) signal
Pin 10: Shutdown UPS positive(- ) signal
1 VCC (+5V)
2 D－
3 D＋
4 Ground
Form No. 003-2282 Rev G
37
The shutdown function will be activated, after a +6~+25Vdc is connected
between pin 9 and pin10 for 5 seconds.
The capacity of each relay contact is 40Vdc/25mA.
Installation Position: slot1(CHA-CN7) or slot 2(CHB-CN8).
Flexible signal output for N.C.(Normally closed) or N.O.(Normally open)
contact by shorting pin1-2 or pin 2-3 from JP1-5.
The shutdown function will be enabled in 1 minute after blackout occurs if
the pin1-2 of both CN1 and CN6 be shorted by a jumper. Or, the shutdown
function can only be enabled by pin 9-10 of CN3 if pin 2-3 of both CN1and
CN6 are shorted by a jumper.
6.6. SNMP Cards
SNMP/WEB card
6.6.1.1.1. For installation,
please refer to
the user’s
manual
attached with
the card. .
6.6.1.1.2. Installation
6.6.1.1.3. Position: slot
2(CHB).
Net Agent II Internal Card
(P/N SC-SNMP1)
6.6.1.1.4. For installation,
please refer to
the user’s manual
attached with the
card.
6.6.1.1.5. Installation
6.6.1.1.6. Position: slot
2(CHB).
Form No. 003-2282 Rev G
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1 2 3
6.7. Installation of the Interface Cards
Form No. 003-2282 Rev G
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7. Hot Swappable Battery Replacement
1. Unscrew the bottom of the front panel as indicated below.
2. Remove the front panel as indicated.
3. Remove the screw of the battery pack fastener as shown.
4. Remove the fastener as shown.
5. Unplug the hot swappable battery connectors as shown.
Form No. 003-2282 Rev G
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6. Turn the battery pack handle at 90 degree as shown.
7. Remove the battery packs from the UPS as shown.
Form No. 003-2282 Rev G
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8. Specifications
INPUT
Voltage Range
160 -280Vac
Frequency
45 ~ 65 Hz
Phase/Wire
Single, Line + Common + Ground
Power Factor
Up to 0.99 at 100% Linear Load
Current THD
<5% at 100% Linear Load
OUTPUT
Voltage (SCxxx21T Models)
(SCxxx22T Models)
120/208/240Vac
208/220/230/240Vac Selectable
Voltage Adjustment
+/- 0%; +/- 1%; +/- 2%; +/- 3%
Voltage Regulation
+/- 2%
Capacity
6000VA/4200W
8000VA/5600W
10000VA/7000W
Rated Power Factor
0.7 Lagging
Wave Form
Sine Wave, THD < 3% (no load to full load)
Frequency Stability
+/- 0.2% (Free Running)
Frequency Regulation
+/- 1Hz
Transfer Time
0ms
Crest Factor
3:1
Efficiency (AC to AC Nominal)
91%
Efficiency (AC to AC ECO
Mode)
Up to 97%
Up to 93%
Leakage Current
< 3mA @ Full Load
Manual Bypass Switch
Make – Before - Break
DC Start
Yes
Cooling
Variable Speed Fans (load determines speed)
DISPLAY, ALARMS, DIAGNOSTICS & COMMUNICATIONS
Status On LED + LCD
Line Mode, Backup Mode, ECO Mode, Bypass Supply, Battery Low, Battery
Bad/Disconnected, Overload, Transferring with interruption & UPS Fault
Readings On LED + LCD
Input Voltage, Input Frequency, Output Voltage, Output Frequency, Load
Percentage, Battery Voltage & Units Inner Temperature
Self-Diagnostics
Upon Power –on, Front Panel Setting & Software Control, 24 Hour self check
Audible Alarms and Visual
Line Failure, Battery Low, Transfer to Bypass, System Fault Conditions
Communications
RS232 Serial Port ( 2 slots available for optional SNMP/WEB, USB or Dry Contact
Card)
PHYSICAL
Input Connection
Hardwire and Cord with
L6-30P Plug (Selectable)
Hardwire
Output Connection
Hardwire
Dimensions (H x W x D)
29.5” x 11.4” x 25.4”
34.7” x 11.4” x 25.4”*
34.7” x 11.4” x 25.4”*
Weight (lbs.)
21T / 265
22T / 190
21T / 320
22T / 203
21T / 340
22T / 223
Listing
UL1778; cUL; CE – FCC Class A
*Height is 29.5” on units without transformers (22T)
Tower Models
SC60021T
SC60022T
SC80021T
SC80022T
SC11021T
SC11022T
Form No. 003-2282 Rev G
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INTERNAL BATTERY
Battery Run Time @ Full Load
8 7 5
Type
Sealed Lead Acid
Maintenance Free, 20 each
12V/7AH,
240Vdc
Sealed Lead Acid
Maintenance Free, 20
each 12V/9AH,
240Vdc
Sealed Lead Acid
Maintenance Free, 20
each 12V/9AH,
240Vdc
Hot – Swap Batteries
Yes
Recharge Time
4 hours to 90%
5 hours to 80%
*Extended Run Time
Battery Cabinets
SC-BP6000T-2, SC-BP6000T-3, SC-BP1100T-2, SC-BP1100T-3
(Refer To Run Time Chart)
COMMUNICATION Cards and Shutdown Software (Optional)
SC-SNMP1
SNMP/WEB Network Card and Shutdown Software
SC-Contact/EPO
Dry Contact & EPO Card
SC-PK*
Parallel Cable kit contains two RJ45 cables and miscellaneous hardware for paralleling
Note: (2) slots available; both cards can be used simultaneously; RS232 Port is disabled when communication cards
are installed.
*- Required when using multiple UPS modules in a parallel configuration
EXTERNAL EXTENDED BATTERY CABINETS (Optional)
Model
SC-BP6000T-2 & -3
SC-BP1100T-2 & -3
Type
Sealed Lead Acid
Maintenance Free,
-2: 40 each & -3: 60 each
12V/9AH, 240Vdc
Sealed Lead Acid Maintenance Free,
-2: 40 each & -3: 60 each
12V/9AH, 240Vdc
Hot – Swap Cabinets
Yes
Battery Connection
Connector
Dimensions (H x W x D)
29.5” x 11.4” x 25.4”
Weight (lbs.)
326
EXTERNAL BATTERY CABINET CHARGER (Optional)
SC-CHG-1000
1000W External Mount Battery Charger (1)
charger per every (2) External Battery Packs
Required
6.6”W x 11.1”D x 3.4”H
7 lbs.
Note: (1) External Battery Charger (P/N SC-CHG-1000) required for every (2) Extended Battery Cabinets
*PARALLEL DISTRIBUTION/BYPASS MODULE (4 Units maximum)
SC-PKIT-2
Bypass Two (2)-6kVA units or One (1)-(8 or
10kVA) unit 60 Amp
10.5”W x 9.5”D x 3.7”H
11 lbs.
SC-PKIT-4
Bypass Four (4)-6kVA units or Two (2)-(8 or
10kVA) unit 120 Amp
10.5”W x 16.4”D x 3.7”H
20 lbs.
SC-PKIT-4200
Bypass Four (4)-(8 or 10kVA) units 200A
10.5”W x 16.4”D x 3.7”H
23 lbs.
*Parallel for capacity configurations can use (1) battery system sized for the ultimate capacity.
* Parallel for redundancy configurations require (1) battery system for each UPS.
Form No. 003-2282 Rev G
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Staco Energy Products Co.
301 Gaddis Blvd.
Dayton, OH 45403
US Toll Free: 866.261.1191
Fax: 937.253.1723
www.stacoenergy.com
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