PROFESSIONAL II SERIES (1P/1P) - TOWER & RACK

PRO900-WS/WL & PRO900-WRS/WRL

1-3KVA
Version 2.00
(English)

BEFORE GETTING STARTED

This document is designed to aid you to get started with the device. If you experience problems following these
guides or need further information pertaining to the device, please visit our website at www.prolink2u.com. All
specifications are subject to the manufacturer’s configuration at the time of shipping and may change without
prior notice, written or otherwise.
Table of Contents

1. Important Safety Warning ............................................................................................... 1

1-1. Transportation ......................................................................................................... 1
1-2. Preparation ............................................................................................................. 1
1-3. Installation .............................................................................................................. 1
1-4. Operation ................................................................................................................ 1
1-5. Maintenance, service and faults ................................................................................ 2
2. Installation and setup ..................................................................................................... 3
2-1. Rear panel view ....................................................................................................... 3
2-2. Operating principle .................................................................................................. 9
2-3. UPS Tower/Rack Installation (Only available for Rack UPS) ......................................... 9
2-4. Setup the UPS ....................................................................................................... 10
2-5 Battery replacement (Only for Rack UPS) ................................................................. 12
2-6 Battery kit assembly (Option for Rack UPS) .............................................................. 13
3. Operations ................................................................................................................... 15
3-1. Button operation .................................................................................................... 15
3-2. LCD Panel ............................................................................................................. 15
3-3. Audible Alarm ........................................................................................................ 17
3-4. LCD display wordings index .................................................................................... 17
3-5. UPS Setting ........................................................................................................... 17
3-6. Operating Mode Description ................................................................................... 20
3-7. Faults Reference Code ............................................................................................ 21
3-8. Warning indicator .................................................................................................. 21
4. Troubleshooting ............................................................................................................ 22
5. Storage and Maintenance .............................................................................................. 23
6. Specifications ............................................................................................................... 24
1. Important Safety Warning
Please comply with all warnings and operating instructions in this manual strictly. Save this
manual properly and read carefully the following instructions before installing the unit. Do not
operate this unit before reading through all safety information and operating instructions
carefully

1-1. Transportation
 Please transport the UPS system only in the original package to protect against shock
and impact.

1-2. Preparation
 Condensation may occur if the UPS system is moved directly from cold to warm
environment. The UPS system must be absolutely dry before being installed. Please
allow at least two hours for the UPS system to acclimate the environment.
 Do not install the UPS system near water or in moist environments.
 Do not install the UPS system where it would be exposed to direct sunlight or near
heater.
 Do not block ventilation holes in the UPS housing.

1-3. Installation
 Do not connect appliances or devices which would overload the UPS system (e.g. laser
printers) to the UPS output sockets.
 Place cables in such a way that no one can step on or trip over them.
 Do not connect domestic appliances such as hair dryers to UPS output sockets.
 The UPS can be operated by any individuals with no previous experience.
 Connect the UPS system only to an earthed shockproof outlet which must be easily
accessible and close to the UPS system.
 Please use only VDE-tested, CE-marked mains cable (e.g. the mains cable of your
computer) to connect the UPS system to the building wiring outlet (shockproof outlet).
 Please use only VDE-tested, CE-marked power cables to connect the loads to the UPS
system.
 When installing the equipment, it should ensure that the sum of the leakage current of
the UPS and the connected devices does not exceed 3.5mA.

1-4. Operation
 Do not disconnect the mains cable on the UPS system or the building wiring outlet
(shockproof socket outlet) during operations since this would cancel the protective
earthing of the UPS system and of all connected loads.
 The UPS system features its own, internal current source (batteries). The UPS output
sockets or output terminals block may be electrically live even if the UPS system is not
connected to the building wiring outlet.
 In order to fully disconnect the UPS system, first press the OFF/Enter button to
disconnect the mains.
 Prevent no fluids or other foreign objects from inside of the UPS system.

1
1-5. Maintenance, service and faults
 The UPS system operates with hazardous voltages. Repairs may be carried out only by
qualified maintenance personnel.
 Caution - risk of electric shock. Even after the unit is disconnected from the mains
(building wiring outlet), components inside the UPS system are still connected to the
battery and electrically live and dangerous.
 Before carrying out any kind of service and/or maintenance, disconnect the batteries
and verify that no current is present and no hazardous voltage exists in the terminals of
high capability capacitor such as BUS-capacitors.
 Only persons are adequately familiar with batteries and with the required precautionary
measures may replace batteries and supervise operations. Unauthorized persons must
be kept well away from the batteries.
 Caution - risk of electric shock. The battery circuit is not isolated from the input
voltage. Hazardous voltages may occur between the battery terminals and the ground.
Before touching, please verify that no voltage is present!
 Batteries may cause electric shock and have a high short-circuit current. Please take
the precautionary measures specified below and any other measures necessary when
working with batteries:
－remove wristwatches, rings and other metal objects
－use only tools with insulated grips and handles.
 When changing batteries, install the same number and same type of batteries.
 Do not attempt to dispose of batteries by burning them. This could cause battery
explosion.
 Do not open or destroy batteries. Escaping electrolyte can cause injury to the skin and
eyes. It may be toxic.
 Please replace the fuse only with the same type and amperage in order to avoid fire
hazards.
 Do not dismantle the UPS system.
 WARNING: This is a category C2 UPS product. In a residential environment, this
product may cause radio interference, in which case the user many be required to take
additional measures. (only for 220/230/240 VAC system)
Only for 110/120 VAC system:
 NOTE: This equipment has been tested and found to comply with the limits for a Class
A digital device, pursuant to part 15 of the FCC Rules. These limits are designed to
provide reasonable protection against harmful interference when the equipment is
operated in a commercial environment. This equipment generates, uses, and can
radiate radio frequency energy and, if not installed and used in accordance with the
instruction manual, may cause harmful interference to radio communications.
Operation of this equipment in a residential area is likely to cause harmful interference
in which case the user will be required to correct the interference at his own expense.
 WARNING: Changes or modifications not expressly approved by the party responsible
for compliance could void the user's authority to operate the equipment.

2
2. Installation and setup
NOTE: Before installation, please inspect the unit. Be sure that nothing inside the package is
damaged. Please keep the original package in a safe place for future use.

2-1. Rear panel view

PRO901-WS

India Type IEC Type Schuko Type Universal Type

Argentina Type UK Type NEMA Type

PRO902-WS

India Type IEC Type Schuko Type Universal Type

Argentina Type UK Type NEMA Type

3
PRO903-WS / PRO903-WS-96 / PRO902-WS-72

India Type IEC Type Schuko Type Universal Type

Argentina Type UK Type NEMA Type IEC Type II

PRO901- WL

India Type IEC Type Schuko Type Universal Type

Argentina Type UK Type

4
PRO902-WL

India Type IEC Type Schuko Type Universal Type

Argentina Type UK Type

PRO903-WL

India Type IEC Type Schuko Type Universal Type

Argentina Type UK Type

5
PRO901-WRS

IEC Type Universal Type

Schuko Type India Type

NEMA Type Argentina Type

PRO902-WRS

IEC Type Universal Type

Schuko Type India Type

NEMA Type NEMA Type

6
 Argentina Type

PRO903-WRS

IEC Type IEC Type

Universal Type Schuko Type

India Type NEMA Type

NEMA Type Argentina Type

PRO901-WRL

IEC Type Universal Type

Schuko Type India Type

7
 Argentina Type

PRO902-WRL

IEC Type Universal Type

Schuko Type India Type

Argentina Type

PRO903-WRL

IEC Type I IEC Type II

Universal Type Schuko Type

India Type Argentina Type

8
1. AC input 5. SNMP intelligent slot (option)
2. Input circuit breaker 6. External battery connection (only available for L model)
3. USB communication port 7. Output receptacles
4. RS-232 communication port 8. Output terminal

2-2. Operating principle

The operating principle of the UPS is shown as below

2-3. UPS Tower/Rack Installation (Only available for Rack UPS)

Rack-mount Installation
This UPS can be mounted in the 19” rack chassis. Please follow below steps to position this UPS.
Step 1 Step 2

9
Tower Installation
Step 1 Step 2 Step 3

2-4. Setup the UPS

Step 1: Connect battery wires
If UPS is long-run model, please connect external batteries as below chart.

If using rack UPS, the UPS is shipped out from factory without connecting battery wires for
safety consideration. Before installing the UPS, please follow below steps to re-connect battery
wires first.
Step 1 Step 2 Step 3

Remove front panel. Connect the AC input and Put the front panel back to the
re-connect battery wires. unit.

10
Step 2: UPS input connection
Plug the UPS into a two-pole, three-wire, grounded receptacle only. Avoid using extension
cords.
 For 200/208/220/230/240VAC models: The power cord is supplied in the UPS package.
 For 100/110/115/120/127VAC models: The power cord is attached to the UPS. The input
plug is a NEMA 5-15P for 1K model and NEMA 5-20P for 2K model.

Step 3: UPS output connection

 For socket-type outputs, simply connect devices to the outlets.
 For terminal-type input or outputs, please follow below steps for the wiring configuration:
a) Remove the small cover of the terminal block
b) Suggest using AWG14 or 2.1mm2 power cords for 3KVA (200/208/220/230/240VAC
models). Suggest using AWG12-10 or 3.3mm2-5.3mm2 power cords for 3KVA
(100/110/115/120/127VAC models). Please also install a 2-port breaker 40A for 3KVA
100/110/115/120127VAC models and 20A, 250V for 3KVA 200/208/220/230/240VAC
models between the mains and AC input of UPS for safety operation.
c) Upon completion of the wiring configuration, please check whether the wires are
securely affixed.
d) Put the small cover back to the rear panel.
Step 4: Communication connection
Communication port:
USB port RS-232 port Intelligent slot

To allow for unattended UPS shutdown/start-up and status monitoring, connect the
communication cable one end to the USB/RS-232 port and the other to the communication port
of your PC. With the monitoring software installed, you can schedule UPS shutdown/start-up and
monitor UPS status through PC.
The UPS is equipped with intelligent slot perfect for either SNMP or AS400 card. When installing
either SNMP or AS400 card in the UPS, it will provide advanced communication and monitoring
options.
PS. USB port and RS-232 port can’t work at the same time.

Step 5: Turn on the UPS

Press the ON/Mute button on the front panel for two seconds to power on the UPS.
Note: The battery charges fully during the first five hours of normal operation. Do not expect
full battery run capability during this initial charge period.

Step 6: Install software

For optimal computer system protection, install UPS monitoring software to fully configure UPS
shutdown. You may insert provided CD into CD-ROM to install the monitoring software. If not,
please follow steps below to download and install monitoring software from the internet:
1. Go to the website http://www.power-software-download.com
2. Click ViewPower software icon and then choose your required OS to download the software.
3. Follow the on-screen instructions to install the software.
4. When your computer restarts, the monitoring software will appear as an orange plug icon
located in the system tray, near the clock.

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2-5 Battery replacement (Only for Rack UPS)
NOTICE: This rack UPS is equipped with internal batteries and user can replace the batteries
without shutting down the UPS or connected loads (hot-swappable battery design).
Replacement is a safe procedure, isolated from electrical hazards.
CAUTION!! Consider all warnings, cautions, and notes before replacing batteries.
Note: Upon battery disconnection, equipment is not protected from power outages.

Step 1 Step 2 Step 3

Remove front panel. Disconnect battery wires. Pull out the battery box by
removing two screws on the
front panel.
Step 4 Step 5 Step 6

Remove the top cover of After replacing the batteries, put Re-connect the battery
battery box and replace the the battery box back to original wires.
inside batteries. location and screw it tightly.
Step 7
Put the front panel back to the unit.

12
2-6 Battery kit assembly (Option for Rack UPS)
NOTICE: Please assemble battery kit first before installing it inside of UPS. Please select correct
battery kit procedure below to assemble it.

2-battery kit
Step 1: Remove adhesive tapes. Step 2: Connect all battery terminals by
Tapes following below chart.

Step 3: Put assembled battery packs on Step 4: Cover the other side of plastic shell as
one side of plastic shells. below chart. Then, battery kit is assembly well.

3-battery kit
Step 1: Remove adhesive tapes. Step 2: Connect all battery terminals by
following below chart.
Tapes

Tapes

Step 3: Put assembled battery packs on Step 4: Cover the other side of plastic shell as
one side of plastic shells and insert one below chart. Then, battery kit is assembly well.
more dummy battery on the space.

Dummy
battery

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 4-battery kit
Step 1: Remove adhesive tapes. Step 2: Connect all battery terminals by
following below chart.
Tapes

Tapes

Step 3: Put assembled battery packs on Step 4: Cover the other side of plastic shell as
one side of plastic shells. below chart. Then, battery kit is assembly well.

6-battery kit
Step 1: Remove adhesive tapes. Step 2: Connect all battery terminals by
following below chart.
Tapes
Tapes

Step 3: Put assembled battery packs on Step 4: Cover the other side of plastic shell as
one side of plastic shells. below chart. Then, battery kit is assembly well.

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3. Operations
3-1. Button operation
Button Function
 Turn on the UPS: Press and hold ON/Mute button for at least 2 seconds
to turn on the UPS.
 Mute the alarm: When the UPS is on battery mode, press and hold this
button for at least 5 seconds to disable or enable the alarm system. But
it’s not applied to the situations when warnings or errors occur.
ON/Mute Button
 Up key: Press this button to display previous selection in UPS setting
mode.
 Switch to UPS self-test mode: Press and hold ON/Mute button for 5
seconds to enter UPS self-testing while in AC mode, ECO mode, or
converter mode.
 Turn off the UPS: Press and hold this button at least 2 seconds to turn
off the UPS. UPS will be in standby mode under power normal or
transfer to Bypass mode if the Bypass enable setting by pressing this
OFF/Enter Button
button.
 Confirm selection key: Press this button to confirm selection in UPS
setting mode.
 Switch LCD message: Press this button to change the LCD message for
input voltage, input frequency, battery voltage, output voltage and
output frequency. It will return back to default display when pausing
for 10 seconds.
Select Button
 Setting mode: Press and hold this button for 5 seconds to enter UPS
setting mode when UPS is in standby mode or bypass mode.
 Down key: Press this button to display next selection in UPS setting
mode.
 Switch to bypass mode: When the main power is normal, press
ON/Mute + Select ON/Mute and Select buttons simultaneously for 5 seconds. Then UPS
Button will enter to bypass mode. This action will be ineffective when the
input voltage is out of acceptable range.

3-2. LCD Panel

15
Display Function
Remaining backup time information
Indicates the remaining backup time in pie chart.
Indicates the remaining backup time in numbers.
H: hours, M: minute, S: second
Fault information
Indicates that the warning and fault occurs.
Indicates the warning and fault codes, and the codes are listed in
details in 3-5 section.
Mute operation
Indicates that the UPS alarm is disabled.
Output & Battery voltage information
Indicates the output voltage, frequency or battery voltage.
Vac: output voltage, Vdc: battery voltage, Hz: frequency

Load information
Indicates the load level by 0-25%, 26-50%, 51-75%, and 76-100%.

Indicates overload.
Indicates the load or the UPS output is short circuit.
Mode operation information
Indicates the UPS connects to the mains.

Indicates the battery is working.

Indicates the bypass circuit is working.

Indicates the ECO mode is enabled.
Indicates the Inverter circuit is working.
Indicates the output is working.

Battery information
Indicates the Battery level by 0-25%, 26-50%, 51-75%, and
76-100%.

Indicates the battery is fault.

Indicates low battery level and low battery voltage.
Input & Battery voltage information
Indicates the input voltage or frequency or battery voltage.
Vac: Input voltage, Vdc: battery voltage, Hz: input frequency

16
3-3. Audible Alarm
Battery Mode Sounding every 4 seconds
Low Battery Sounding every second
Overload Sounding twice every second
Fault Continuously sounding
Bypass Mode Sounding every 10 seconds

3-4. LCD display wordings index

Abbreviation Display content Meaning
ENA Enable
DIS Disable
ESC Escape
HLS High loss
LLS Low loss
BAT Battery
CF Converter
TP Temperature
CH Charger
FU Bypass frequency unstable
EE EEPROM error

3-5. UPS Setting

There are three parameters to set up the
Parameter 1 UPS.
Parameter 1: It’s for program
alternatives. Refer to below table.
Parameter 2 and parameter 3 are the
setting options or values for each
program.

Parameter 2 Parameter 3

 01: Output voltage setting

Interface Setting
Parameter 3: Output voltage
For 200/208/220/230/240 VAC models, you may choose
the following output voltage:
200: presents output voltage is 200Vac
208: presents output voltage is 208Vac
220: presents output voltage is 220Vac
17
 230: presents output voltage is 230Vac (Default)
240: presents output voltage is 240Vac
For 100/110/150/120/127 VAC models, you may choose
the following output voltage:
100: presents output voltage is 100Vac
110: presents output voltage is 110Vac
115: presents output voltage is 115Vac
120: presents output voltage is 120Vac (Default)
127: presents output voltage is 127Vac
 02: Frequency Converter enable/disable
Interface Setting
Parameter 2 & 3: Enable or disable converter mode. You
may choose the following two options:
CF ENA: converter mode enable
CF DIS: converter mode disable(Default)

 03: Output frequency setting

Interface Setting
Parameter 2 & 3: Output frequency setting.
You may set the initial frequency on battery mode:
BAT 50: presents output frequency is 50Hz
BAT 60: presents output frequency is 60Hz
If converter mode is enabled, you may choose the
following output frequency:
CF 50: presents output frequency is 50Hz
CF 60: presents output frequency is 60Hz
 04: ECO enable/disable
Interface Setting
Parameter 3: Enable or disable ECO function. You may
choose the following two options:
ENA: ECO mode enable
DIS: ECO mode disable (Default)

 05: ECO voltage range setting

Interface Setting
Parameter 2 & 3: Set the acceptable high voltage point
and low voltage point for ECO mode by pressing Down key
or Up key.
HLS: High loss voltage in ECO mode in parameter 2.
For 200/208/220/230/240 VAC models, the setting range
in parameter 3 is from +7V to +24V of the nominal voltage.
(Default: +12V)
For 100/110/115/120/127 VAC models, the setting range
in parameter 3 is from +3V to +12V of the nominal voltage.
(Default: +6V)
LLS: Low loss voltage in ECO mode in parameter 2.
For 200/208/220/230/240 VAC models, the setting range
in parameter 3 is from -7V to -24V of the nominal voltage.
(Default: -12V)
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 For 100/110/115/120/127 VAC models, the setting voltage
in parameter 3 is from -3V to -12V of the nominal voltage.
(Default: -6V)
 06: Bypass enable/disable when UPS is off
Interface Setting
Parameter 3: Enable or disable Bypass function. You may
choose the following two options:
ENA: Bypass enable
DIS: Bypass disable (Default)

 07: Bypass voltage range setting

Interface Setting
Parameter 2 & 3: Set the acceptable high voltage point
and acceptable low voltage point for Bypass mode by
pressing the Down key or Up key.
HLS: Bypass high voltage point
For 200/208/220/230/240 VAC models:
230-264: setting the high voltage point in parameter 3
from 230Vac to 264Vac. (Default: 264Vac)
For 100/110/115/120/127 VAC models:
115-132: setting the high voltage point in parameter 3
from 115Vac to 132Vac(Default: 132Vac)
LLS: Bypass low voltage point
For 200/208/220/230/240 VAC models:
170-220: setting the low voltage point in parameter 3
from 170Vac to 220Vac. (Default: 170Vac)
For 100/110/115/120/127 VAC models:
95-110: setting the low voltage point in parameter 3 from
95Vac to 110Vac. (Default: 95Vac)
 8: Autonomy limitation setting
Interface Setting
Parameter 3: Set up backup time on battery mode for
general outlets.
0-999: setting the backup time in minutes from 0-999 for
general outlets on battery mode.
0: When setting as “0”, the backup time will be only 10
seconds.
999: When setting as “999”, the backup time setting will
be disabled. (Default)
 9: Total battery AH
Interface Setting
Parameter 3: Set up total battery AH value of the UPS.
(unit: AH)
7-999: setting the total battery capacity from 7 to 999.
Please set up this figure if external battery pack is
connected.
If the UPS is standard model, the default setting is 9AH.
If the UPS is long-run model, the default setting is 65AH.
 00: Exit setting
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3-6. Operating Mode Description
Operating mode Description LCD display
Online mode When the input voltage is within
acceptable range, UPS will provide pure
and stable AC power to output. The UPS
will also charge the battery at online
mode.

ECO mode Energy saving mode:

When the input voltage is within voltage
regulation range, UPS will bypass
voltage to output for energy saving.

Frequency When input frequency is within 40 Hz to

Converter mode 70 Hz, the UPS can be set at a constant
output frequency, 50 Hz or 60 Hz. The
UPS will still charge battery under this
mode.

Battery mode When the input voltage is beyond the

acceptable range or power failure and
alarm is sounding every 4 second, UPS
will backup power from battery.

Bypass mode When input voltage is within acceptable

range but UPS is overload, UPS will enter
bypass mode or bypass mode can be set
by front panel. Alarm is sounding every
10 second.

Standby mode UPS is powered off and no output supply

power, but still can charge batteries.

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3-7. Faults Reference Code
Fault event Fault code Icon Fault event Fault code Icon
Bus start fail 01 x Inverter output short 14
Bus over 02 x Battery voltage too high 27
Bus under 03 x Battery voltage too low 28
Bus unbalance 04 x Over temperature 41 x
Inverter soft start failure 11 x Overload 43
Inverter voltage high 12 x Charger failure 45 x
Inverter voltage Low 13 x

3-8. Warning indicator

Warning Icon (flashing) Alarm
Low Battery Sounding every second
Overload Sounding twice every second
Battery is not connected Sounding every second
Sounding every second

Over Charge

Over temperature Sounding every second

Charger failure Sounding every second
Battery fault Sounding every second
Out of bypass voltage range Sounding every second
Bypass frequency unstable Sounding every second
EEPROM error Sounding every second

21
4. Troubleshooting
If the UPS system does not operate correctly, please solve the problem by using the table below.
Symptom Possible cause Remedy
No indication and alarm even The AC input power is not Check if input power cord
though the mains is normal. connected well. firmly connected to the
mains.
The AC input is connected Plug AC input power cord to
to the UPS output. AC input correctly.

The icon and flashing on The external or internal Check if all batteries are
LCD display and alarm is sounding battery is incorrectly connected well.
every second. connected.
Fault code is shown as 27 and the Battery voltage is too high Contact your dealer.
or the charger is fault.
icon is lighting on LCD
display and alarm is continuously
sounding.
Fault code is shown as 28 and the Battery voltage is too low Contact your dealer.
or the charger is fault.
icon is lighting on LCD
display and alarm is continuously
sounding.
UPS is overload Remove excess loads from
The icon and is
UPS output.
flashing on LCD display and alarm
UPS is overloaded. Devices Remove excess loads from
is sounding twice every second.
connected to the UPS are UPS output.
fed directly by the electrical
network via the Bypass.
After repetitive overloads, Remove excess loads from
the UPS is locked in the UPS output first. Then shut
Bypass mode. Connected down the UPS and restart
devices are fed directly by it.
the mains.
Fault code is shown as 43 and The The UPS shut down Remove excess loads from
automatically because of UPS output and restart it.
icon is lighting on LCD
overload at the UPS output.
display and alarm is continuously
sounding.
Fault code is shown as 14 and the The UPS shut down Check output wiring and if
icon is lighting on LCD automatically because connected devices are in
display and alarm is continuously short circuit occurs on the short circuit status.
sounding. UPS output.
Fault code is shown as 01, 02, 03, A UPS internal fault has Contact your dealer
04, 11, 12, 13, 41 and 45 on LCD occurred. There are two
display and alarm is continuously possible results:
sounding. 1. The load is still supplied,
but directly from AC power
via bypass.
2. The load is no longer
supplied by power.
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 Symptom Possible cause Remedy
Battery backup time is shorter Batteries are not fully Charge the batteries for at
than nominal value charged least 5 hours and then
check capacity. If the
problem still persists,
consult your dealer.
Batteries defect Contact your dealer to
replace the battery.

5. Storage and Maintenance

Operation
The UPS system contains no user-serviceable parts. If the battery service life (3~5 years at
25°C ambient temperature) has been exceeded, the batteries must be replaced. In this case,
please contact your dealer.

Be sure to deliver the spent battery to a recycling facility or ship it to your

dealer in the replacement battery packing material.

Storage

Before storing, charge the UPS 5 hours. Store the UPS covered and upright in a cool, dry
location. During storage, recharge the battery in accordance with the following table:
Storage Temperature Recharge Frequency Charging Duration
-25°C - 40°C Every 3 months 1-2 hours
40°C - 45°C Every 2 months 1-2 hours

23
 6. Specifications
Tower UPS
PRO903-WS /
PRO901-WS / PRO902-WS /
MODEL PRO902-WS -72 PRO903-WL /
PRO901-WL PRO902-WL
PRO903-WS-96
CAPACITY* 1000 VA / 800 W 2000 VA / 1600 W 2000 VA / 1600 W 3000 VA / 2400 W
INPUT
85VAC/75VAC/65VAC/55VAC± 5% or 160VAC/140VAC/120VAC/110VAC± 5%
Low Line Transfer (Ambient Temp.<350C)
( based on load percentage 100% - 80 % / 80 % - 70 % / 70 - 60 % / 60 % - 0)
Voltage 95VAC/85VAC/75VAC/65VAC or 175VAC/155VAC/135VAC/125VAC ± 5 %
Range Low Line Comeback (Ambient Temp.<350C)
( based on load percentage 100% - 80 % / 80 % - 70 % / 70 - 60 % / 60 % - 0)
High Line Transfer 145 VAC ± 5 % or 300 VAC ± 5 %
High Line Comeback 140 VAC ± 5 % or 290 VAC ± 5 %
Frequency Range 40Hz ~ 70 Hz
Phase Single phase with ground
Power Factor ≧ 0.99 @ nominal voltage (input voltage)
OUTPUT
Output voltage 100/110/115/120/127VAC or 200/208/220/230/240VAC
AC Voltage Regulation ± 1% (Batt. Mode)
Frequency Range 47 ~ 53 Hz or 57 ~ 63 Hz (Synchronized Range)
Frequency Range (Batt. Mode) 50 Hz ± 0.25 Hz or 60Hz ± 0.3 Hz
Ambient Temp.<350C
105%~110%: UPS shuts down after 10 minutes at battery mode or transfer to bypass when
the utility is normal
Overload 110%~130%: UPS shuts down after 1minute at battery mode or transfer to bypass when
the utility is normal
>130%:UPS shuts down after 3 seconds at battery mode or transfer to bypass when the
utility is normal
Current Crest Ratio 3:1
Harmonic Distortion ≦ 3 % THD (linear load); ≦ 6 % THD (non-linear load)
Transfer AC Mode to Batt. Mode Zero
Time Inverter to Bypass 4 ms (Typical)
Waveform (Batt. Mode) Pure Sinewave
EFFICIENCY
AC Mode 88% 89% 90%
Battery Mode 83% 87% 88%
BATTERY
Battery Type 12 V / 9 AH 12 V / 9 AH 12 V / 7 AH 12 V / 9 AH 12 V / 9 AH
Numbers 2 4 6 6 8
Standard Recharge Time 4 hours recover to 90% capacity (Typical)
Model
Charging Current 1.0 A (max.)
109.4 VDC
Charging Voltage 27.4 VDC ± 1% 54.7 VDC ± 1% 82.1 VDC ± 1%
± 1%
Battery Numbers 2 3 4 - 6 8
Long-run Charging Current 1.0A/2.0A/4.0A/6.0 A - 1.0A/2.0A/4.0A/6.0 A
Model* 27.4 VDC 41.0VDC 82.1 VDC 109.4VDC
Charging Voltage 54.7 VDC ± 1% -
± 1% ± 1% ± 1% ± 1%
PHYSICAL
Standard Dimension, D X W X H(mm) 282 X 145 X 220 397 X 145 X 220 421 X 190 X 318
Model Net Weight (kgs) 9.8 17 25.21 27.6 32.6
Long-run Dimension, D X W X H (mm) 282 x 145 x 220 397x 145 x 220 - 397x 145 x 220
Model* Net Weight (kgs) 4.1 4.1 6.8 - 7.4 7.4
ENVIRONMENT
Operation Humidity 20-90 % RH @ 0- 40°C (non-condensing)
Noise Level Less than 50dBA @ 1 Meter
MANAGEMENT
Smart RS-232 or USB Supports Windows® 2000/2003/XP/Vista/2008/7/8, Linux, Unix and MAC
Optional SNMP Power management from SNMP manager and web browser
*Long-run model is only available in 200/208/220/230/240VAC systems.
** Derate capacity to 80% of capacity in Frequency converter mode or when the output voltage is adjusted to 100/200/208VAC.
*** Product specifications are subject to change without further notice.
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 Rack UPS
PRO901-WRS / PRO902-WRS / PRO903-WRS /
MODEL
PRO901-WRL PRO902-WRL PRO903-WRL
CAPACITY* 1000 VA / 800 W 2000 VA / 1600 W 3000 VA / 2400 W
INPUT
85VAC/75VAC/65VAC/55VAC± 5% or 160VAC/140VAC/120VAC/110VAC± 5%
Low Line Transfer (Ambient Temp.<350C)
( based on load percentage 100% - 80 % / 80 % - 70 % / 70 - 60 % / 60 % - 0)
Voltage 95VAC/85VAC/75VAC/65VAC or 175VAC/155VAC/135VAC/125VAC ± 5 %
Range Low Line Comeback (Ambient Temp.<350C)
( based on load percentage 100% - 80 % / 80 % - 70 % / 70 - 60 % / 60 % - 0)
High Line Transfer 145 VAC ± 5 % or 300 VAC ± 5 %
High Line Comeback 140 VAC ± 5 % or 290 VAC ± 5 %
Frequency Range 40Hz ~ 70 Hz
Phase Single phase with ground
Power Factor ≧ 0.99 @ nominal voltage (input voltage)
OUTPUT
Output voltage 100/110/115/120/127VAC or 200/208/220/230/240VAC
AC Voltage Regulation ± 1% (Batt. Mode)
Frequency Range 47 ~ 53 Hz or 57 ~ 63 Hz (Synchronized Range)
Frequency Range (Batt. Mode) 50 Hz ± 0.25 Hz or 60Hz ± 0.3 Hz
Ambient Temp.<350C
105%~110%: UPS shuts down after 10 minutes at battery mode or transfer to bypass
when the utility is normal
Overload 110%~130%: UPS shuts down after 1minute at battery mode or transfer to bypass when
the utility is normal
>130%:UPS shuts down after 3 seconds at battery mode or transfer to bypass when the
utility is normal
Current Crest Ratio 3:1
Harmonic Distortion ≦ 3 % THD (linear load); ≦ 6 % THD (non-linear load)
Transfer AC Mode to Batt. Mode Zero
Time Inverter to Bypass 4 ms (Typical)
Waveform (Batt. Mode) Pure Sinewave
EFFICIENCY
AC Mode 88% 89% 90%
Battery Mode 83% 87% 88%
BATTERY
Battery Type 12 V / 9 AH 12 V / 9 AH 12 V / 9 AH
Numbers 2 4 6
Standard
Recharge Time 4 hours recover to 90% capacity (Typical)
Model
Charging Current 1.0 A (max.)
Charging Voltage 27.4 VDC ± 1% 54.7 VDC ± 1% 82.1 VDC ± 1%
Battery Numbers 2 3 4 6 8 6 8
Long-run Charging Current 1.0A/2.0A/4.0A/6.0 A
Model 27.4 VDC 41.0VDC 54.7 VDC 82.1VDC 109.4VDC 82.1VDC 109.4VDC
Charging Voltage
± 1% ± 1% ± 1% ± 1% ± 1% ± 1% ± 1%
PHYSICAL
Standard Dimension, D X W X H (mm) 310 x 438 x 88 410 x 438 x 88 630 x 438 x 88
Model Net Weight (kgs) 12 19 29.3
Long-run Dimension, D X W X H (mm) 310 x 438 x 88 410 x 438 x 88 410 x 438 x 88
Model Net Weight (kgs) 9 12 14.2
ENVIRONMENT
Operation Humidity 20-90 % RH @ 0- 40°C (non-condensing)
Noise Level Less than 50dBA @ 1 Meter
MANAGEMENT
Smart RS-232 or USB Supports Windows® 2000/2003/XP/Vista/2008/7/8, Linux, Unix and MAC
Optional SNMP Power management from SNMP manager and web browser
* Derate capacity to 80% of capacity in Frequency converter mode or when the output voltage is adjusted to 200/208VAC.
Product specifications are subject to change without further notice.

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