AccuPower TN2 User manual

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USER MANUALUSER MANUAL
Accupower TN2Accupower TN2
6/10 KVA6/10 KVA
ON LINE UPSON LINE UPS
11ststedition 2009edition 2009
Uninterruptible Power SystemUninterruptible Power System

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Please comply with all warnings and operatingPlease comply with all warnings and operating
instructions in this manual and on the unit strictly.instructions in this manual and on the unit strictly.
Please comply with all warnings and operatingPlease comply with all warnings and operating
instructions in this manual and on the unit strictly.instructions in this manual and on the unit strictly.
Save this manual properly. Do not operate this unitSave this manual properly. Do not operate this unit
before reading through all safety information andbefore reading through all safety information and
operating instructions carefully.operating instructions carefully.

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ContentsContents
1.Safety 1.Safety Instructions Instructions 11
2. 2. DescriptioDescription n of of commonly commonly used used notations notations 44
3. 3. Introduction Introduction 55
4. 4. Display Display Panel Panel 88
5. 5. Installation Installation 1111
6. 6. Operation Operation 1919
7. 7. Battery Battery MaintenMaintenance ance 2525
8. Notes for Battery Disposal and Battery8. Notes for Battery Disposal and Battery
Replacement 26Replacement 26
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9.Trouble 9.Trouble Shooting Shooting 2727
10. 10. Operating Operating mode mode for for all all models models 2929
11. 11. Setting Setting by by LCD LCD Module Module 3636
12. 12. Communication Communication Port Port 4040
13. 13. Software Software for for all all models models 4242
Appendix 1:The Corresponding Form of the Appendix 1:The Corresponding Form of the LCDLCD
Display 43Display 43
Appendix Appendix 2:Rear 2:Rear Panel Panel 4444

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1.Safety Instructions1.Safety Instructions
1.1 Transport1.1 Transport
★★ Please transport the UPS system only in the original packagingPlease transport the UPS system only in the original packaging
(to protect against shock and impact).(to protect against shock and impact).
1.2 Set-up1.2 Set-up
★★ Condensation Condensation may occur may occur if the if the UPS system UPS system is moved is moved directlydirectly
from a cold to a warm environment. The UPS system must befrom a cold to a warm environment. The UPS system must be
absolutely dry before being installed. Please allow anabsolutely dry before being installed. Please allow an
acclimatization time of at least two hours.acclimatization time of at least two hours.
★★ Do not install the UPS system near water or in damp Do not install the UPS system near water or in damp
environments.environments.
★★ Do not Do not install the UPinstall the UPS system wS system where it would here it would be exposed be exposed toto
direct sunlight or near heat.direct sunlight or near heat.
★★ Do not Do not block off ventilation block off ventilation openings in the openings in the UPS system’sUPS system’s
housing.housing.
1.3 1.3 InstallatioInstallationn
★★ Place cables in sPlace cables in such a uch a way way that no that no one can step one can step on or on or trip overtrip over
them.them.
★★ UPS UPS has has provided provided earthed earthed terminal, in terminal, in the the final installed final installed systemsystem
configuration, equipotential earth bonding to the external UPSconfiguration, equipotential earth bonding to the external UPS
battery cabinets.battery cabinets.
★★ An An integral single integral single emergency emergency switching device switching device which which preventsprevents
further supply to the load by the UPS in any mode of operationfurther supply to the load by the UPS in any mode of operation
should be provided in the building wiring installation.should be provided in the building wiring installation.
Please read the FOLLOWING user manual and the safetyPlease read the FOLLOWING user manual and the safety
instructions before installing the unit and startinginstructions before installing the unit and startingit up!it up!

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★★ An appropriate disconnect device as short-circuit backup An appropriate disconnect device as short-circuit backup
protection should be provided in the building wiring installation.protection should be provided in the building wiring installation.
★★ For three-phase For three-phase equipment equipment connection to connection to an IT an IT power power system,system,
a four-pole device which disconnect all phase conductors anda four-pole device which disconnect all phase conductors and
the neutral conductor should be provided in the building wiringthe neutral conductor should be provided in the building wiring
installation.installation.
★★ This is This is permanently connpermanently connected equipected equipment , ment , it must it must be installedbe installed
by qualified maintenance personnel.by qualified maintenance personnel.
★★ Earth connection Earth connection essential before essential before connecting to connecting to the buthe buildingilding
wiring terminal.wiring terminal.
★★ High leakage current, Earth connection essential beforeHigh leakage current, Earth connection essential before
connection connection supplysupply..

1.4 Operation1.4 Operation
★★ Do not Do not disconnect the disconnect the mains cable on mains cable on the UPS the UPS system or system or thethe
building wiring terminals block during operations since thisbuilding wiring terminals block during operations since this
would cancel the protective earth of the UPS system and of allwould cancel the protective earth of the UPS system and of all
connected loads.connected loads.
★★ The UPS system features The UPS system features its own, internal current sourceits own, internal current source
(batteries). The UPS output terminals block may be electrically(batteries). The UPS output terminals block may be electrically
lived even if the UPS system is not connected to the buildinglived even if the UPS system is not connected to the building
wiring terminals block.wiring terminals block.
★★ In In order to order to fully disconnect fully disconnect the the UPS system, UPS system, first press first press the Othe OFFFF
button then disconnect the mains lead .button then disconnect the mains lead .
★★ Ensure that Ensure that no fluids no fluids or other or other foreign objects foreign objects can can enter the enter the UPSUPS
system.system.
1.5 Maintenance, servicing and 1.5 Maintenance, servicing and faultsfaults
★★ The UPThe UPS system S system operates with operates with hazardous voltages. hazardous voltages. RepairsRepairs
may be carried out only by qualified maintenance personnel.may be carried out only by qualified maintenance personnel.
★★ Caution - risk of electric shock. Even after the unit is Caution - risk of electric shock. Even after the unit is
disconnected from the mains power supply, components insidedisconnected from the mains power supply, components inside

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the UPS system are still connected to the battery and are stillthe UPS system are still connected to the battery and are still
electrically live and dangerous.electrically live and dangerous.
★★ Before carrying Before carrying out out any any kind of kind of servicing and/or servicing and/or maintenance,maintenance,
disconnect the batteries and verify that no current is presentdisconnect the batteries and verify that no current is present
and no hazardous voltage exist in the terminals of highand no hazardous voltage exist in the terminals of high
capability capacitor such as BUS-capacitors.capability capacitor such as BUS-capacitors.
★★ Only Only persons are persons are adequately adequately familiar with familiar with batteries batteries and wand with theith the
required precautionary measures may replace batteries andrequired precautionary measures may replace batteries and
supervise operations. Unauthorised persons must be kept wellsupervise operations. Unauthorised persons must be kept well
away from the batteries.away from the batteries.
★★ Caution - Caution - risk of risk of electric shock. electric shock. The bThe battery attery circuicircuit t is not is not isolatedisolated
from the input voltage. Hazardous voltages may occur betweenfrom the input voltage. Hazardous voltages may occur between
the battery terminals and the ground. Before touching, pleasethe battery terminals and the ground. Before touching, please
verify that no voltage is present!verify that no voltage is present!

★★ Batteries Batteries may may cause cause electric electric shock shock and and have have a a highhigh
short-circuit current. Please take the precautionary measuresshort-circuit current. Please take the precautionary measures
specified below and any other measures necessary whenspecified below and any other measures necessary when
working with batteries:working with batteries:
－－ remove wristwatches, rings remove wristwatches, rings and other and other metal objectsmetal objects
－－ use only tools wuse only tools with insulated grips ith insulated grips and handles.and handles.
★★ When changing batteries, install the same number and sameWhen changing batteries, install the same number and same
type of batteries.type of batteries.
★★ Do not attempt to dispose of batteries by burning them. ThisDo not attempt to dispose of batteries by burning them. This
could cause battery explosion.could cause battery explosion.
★★ Do not opDo not open or en or destroy batteries. Escaping electrolyte candestroy batteries. Escaping electrolyte can
cause injury to the skin and eyes. It may be toxic.cause injury to the skin and eyes. It may be toxic.
★★ Please replace the fuse only by a fuse of the same type and ofPlease replace the fuse only by a fuse of the same type and of
the same amperage in order to avoid fire hazards.the same amperage in order to avoid fire hazards.
★★ Do not dismantle the UPS system.Do not dismantle the UPS system.
★★ Do not connect appliances or items of equipment which wouldDo not connect appliances or items of equipment which would
overload the UPS (e.g. laser printers, etc) to the UPS output.overload the UPS (e.g. laser printers, etc) to the UPS output.

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2. Description of commonly used notations2. Description of commonly used notations
Some or all of the following Notations may be used in this manualSome or all of the following Notations may be used in this manual
and may appear in your application process. Therefore, all usersand may appear in your application process. Therefore, all users
should be familiar with them and understand their explanations.should be familiar with them and understand their explanations.

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3. Introduction3. Introduction
3.1. System and model 3.1. System and model descriptiondescription
This Accupower TN2 Online Series is an uninterruptible power supplyThis Accupower TN2 Online Series is an uninterruptible power supply
incorporating double-conversion technology. It provides perfectincorporating double-conversion technology. It provides perfect
protection specifically for computer equipment, communication systemsprotection specifically for computer equipment, communication systems
to computerized instruments.to computerized instruments.
Its true online double-conversion design eliminates all mains powerIts true online double-conversion design eliminates all mains power
disturbances. A rectifier converts the alternating current from the utilitydisturbances. A rectifier converts the alternating current from the utility
power to direct current. This direct current charges the batteries andpower to direct current. This direct current charges the batteries and
powers the inverter. On the basis of this DC voltage, the inverterpowers the inverter. On the basis of this DC voltage, the inverter
generates a pure sinusoidal AC voltage, which is constantly poweringgenerates a pure sinusoidal AC voltage, which is constantly powering
the loads.the loads.
Computers and Peripherals are thus powered entirely by the UPS. In theComputers and Peripherals are thus powered entirely by the UPS. In the
event of power failure, the maintenance-free batteries power theevent of power failure, the maintenance-free batteries power the
inverter.inverter.
This manual is applicable to the following models:This manual is applicable to the following models:
“S” Model: Long backup time“S” Model: Long backup time
Model Model No. No. TypeType
TN2-6000TN2-6000 StandardStandard
TN2-10000TN2-10000
TN2-6000STN2-6000S
Long backup timeLong backup time
TN2-10000STN2-10000S

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3.2 Product Specification and 3.2 Product Specification and PerformancePerformance
1) General Specification1) General Specification
ModelModel TN2-6000 TN2-6000 TN2-6000S TN2-10000 TN2-6000S TN2-10000 TN2-10000STN2-10000S
Power RatingPower Rating 6KVA/4.2KW 10KVA/7KW6KVA/4.2KW 10KVA/7KW
Frequency (Hz)Frequency (Hz) 50/60 50/6050/60 50/60
InputInput
VoltageVoltage (176-276)V(176-276)VACAC (176-276)V (176-276)VACAC
CurrentCurrent 32A 32A max. max. 50A 50A maxmax
BatteryBattery
VoltageVoltage 240VDC 240VDC240VDC 240VDC
CurrentCurrent 24A 24A max max 40A 40A maxmax
OutputOutput
VoltageVoltage 208/220/230/240V208/220/230/240VACAC
CurrentCurrent 26/27/26/25A 43/45/43/42A26/27/26/25A 43/45/43/42A
DimensionDimension
(WxDxH) mm(WxDxH) mm 260x570x717 260x570x717260x570x717 260x570x717
Weight (kg)Weight (kg) 90 90 35 93 35 93 3838
2) Electrical 2) Electrical PerformanPerformancece
InputInput
Model Model Voltage Voltage Frequency Frequency Power Power FactorFactor
TN2-6000(S)/TN2-10000(S) Single-phaseTN2-6000(S)/TN2-10000(S) Single-phase 46-54Hz/46-54Hz/
56-64Hz56-64Hz
>0.98>0.98
(Full load)(Full load)
OutputOutput
VoltageVoltage
RegulationRegulation
PowerPower
FactorFactor
FrequencyFrequency
tolerance.tolerance. Distortion Distortion Overload Overload capacitycapacity CurrentCurrent
crest ratiocrest ratio
±±1%1% 0.7 lag0.7 lag
SynchronizedSynchronized
46-54Hz/ 56-64Hz in46-54Hz/ 56-64Hz in
Line mode (ACLine mode (AC
mode)mode)
±±0.1% of normal0.1% of normal
frequency in Batteryfrequency in Battery
modemode
THD<2%THD<2%
Full loadFull load
(Linear(Linear
Load)Load)
105%-130% load transfers to105%-130% load transfers to
Bypass mode after 10 minutesBypass mode after 10 minutes
>130% load transfers to Bypass>130% load transfers to Bypass
mode after 1 second andmode after 1 second and
shutdown the output after 1shutdown the output after 1
minuteminute
3:13:1
maximummaximum

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3) Operating Environment3) Operating Environment
TTemperature emperature Humidity Humidity Altitude Altitude Storage Storage temperaturetemperature
00°°C-40C-40°°CC <95% <1000m<95% <1000m 00°°C-40C-40°°
Note: if the UPS is installed or used in a place where the altitude isNote: if the UPS is installed or used in a place where the altitude is
above thanabove than 1000m1000m, the output power must be derated in use, please, the output power must be derated in use, please
refer to the following:refer to the following:
Altitude Altitude (M) (M) 1000 1500 1000 1500 2000 2500 2000 2500 3000 3500 3000 3500 4000 4500 4000 4500 50005000
DeratingDerating
PowerPower
100% 100% 95% 91% 95% 91% 86% 82% 86% 82% 78% 74% 78% 74% 70% 67%70% 67%

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4. Display Panel4. Display Panel
Button FunctionButton Function
ON ButtonON Button
Turn on UPS system: By pressing the ON button “I” the UPSTurn on UPS system: By pressing the ON button “I” the UPS
system is turned on.system is turned on.
Deactivate acoustic alarm: By pressing this button anDeactivate acoustic alarm: By pressing this button an
acoustic alarm can be deactivated.acoustic alarm can be deactivated.
OFF ButtonOFF Button
When mains power is normal, the UPS system switches toWhen mains power is normal, the UPS system switches to
Bypass Bypass mode bmode by prey pressing OFssing OFF buttF button “on “ “, and “, and the inthe inverter verter isis
off. At this moment, if Bypass is enabled, then the outputoff. At this moment, if Bypass is enabled, then the output
terminals are supplied with voltage via the bypass if theterminals are supplied with voltage via the bypass if the
mains power is available.mains power is available.
Select ButtonSelect Button
If the UPS system is Bypass mode, the output voltage range,If the UPS system is Bypass mode, the output voltage range,
frequency range and Bypass disable/enable could befrequency range and Bypass disable/enable could be
selected by pressing Select button, and confirmed byselected by pressing Select button, and confirmed by
pressing Enter button.pressing Enter button.
Enter ButtonEnter Button
If the UPS system is Bypass mode, the output voltage range,If the UPS system is Bypass mode, the output voltage range,
frequency range and Bypass disable/enable could befrequency range and Bypass disable/enable could be
selected by pressing Select button, and confirmed byselected by pressing Select button, and confirmed by
pressing Enter button.pressing Enter button.
Display PanelDisplay Panel

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Display FunctionDisplay Function
Input Input InformationInformation **
Indicates the input voltage value, which could beIndicates the input voltage value, which could be
displayed from displayed from 0 to 999Va0 to 999Vacc
Indicates the frequency value of input voltage, whichIndicates the frequency value of input voltage, which
could be displayed from 0 to 99Hzcould be displayed from 0 to 99Hz
Indicates the input voltage is higher than the SPECIndicates the input voltage is higher than the SPEC
range, if the voltage is normally, it can not be displayedrange, if the voltage is normally, it can not be displayed
Indicates the input voltage is lower than the SPECIndicates the input voltage is lower than the SPEC
range, if the voltage is normally, it can not be displayedrange, if the voltage is normally, it can not be displayed
Output InformationOutput Information
Indicates the UPS output voltage value, which could beIndicates the UPS output voltage value, which could be
displayed from displayed from 0 to 999Va0 to 999Vacc
Indicates the frequency value of the UPS outputIndicates the frequency value of the UPS output
voltage, which could be displayed from 0 to 99Hzvoltage, which could be displayed from 0 to 99Hz
Load InformationLoad Information
Indicates the load percent in Watt or VA, only theIndicates the load percent in Watt or VA, only the
maximum value of them could be displayed from 0 tomaximum value of them could be displayed from 0 to
199%199%
LCD DisplayLCD Display

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Indicates the UPS output is short and the UPS wouldIndicates the UPS output is short and the UPS would
shut downshut down
Indicates the load is over the SPEC rangeIndicates the load is over the SPEC range
Battery InformationBattery Information
Indicates the battery voltage value, which could beIndicates the battery voltage value, which could be
displayed from 0 to 999Vdcdisplayed from 0 to 999Vdc
Indicates the battery capacitance percent, which couldIndicates the battery capacitance percent, which could
be displayed from 0 to 199%be displayed from 0 to 199%
Indicates the battery is over charged, and the UPSIndicates the battery is over charged, and the UPS
would be switched to Battery modewould be switched to Battery mode
Indicates the battery is weak, and the UPS would shutIndicates the battery is weak, and the UPS would shut
down soondown soon
Mode/Fault/Warning code InformationMode/Fault/Warning code Information
Indicates the operating mode of the UPS,Indicates the operating mode of the UPS,
Mode/Fault/Warning code or parallel quantity could beMode/Fault/Warning code or parallel quantity could be
displayed, and the codes are illuminated in detail in thedisplayed, and the codes are illuminated in detail in the
following chapterfollowing chapter
Inverter operating Inverter operating InformationInformation
Indicates the circuit of the inverter is workingIndicates the circuit of the inverter is working
Bypass operating InformationBypass operating Information
Indicates the circuit of Bypass is workingIndicates the circuit of Bypass is working
Output voltage and frequency and Bypass disable/enable selectionOutput voltage and frequency and Bypass disable/enable selection
InformationInformation
The four value of the output voltage could be selectedThe four value of the output voltage could be selected
when the UPS is in Standby or Bypass mode, and onlywhen the UPS is in Standby or Bypass mode, and only
one of them could be actived in the same timeone of them could be actived in the same time
The two frequency value of the output voltage could beThe two frequency value of the output voltage could be
selected when the UPS is in Standby or Bypass mode,selected when the UPS is in Standby or Bypass mode,
and only one of them could be actived in the same timeand only one of them could be actived in the same time
Bypass disable or enable could be selected when theBypass disable or enable could be selected when the
UPS is in Standby or Bypass mode, and only one ofUPS is in Standby or Bypass mode, and only one of
them could be actived in the same timethem could be actived in the same time

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5. Installation5. Installation
5.1 Unpacking and 5.1 Unpacking and InspectionInspection
1) Unpack the packaging and check the package contents. The1) Unpack the packaging and check the package contents. The
shipping package contains:shipping package contains:
●● A UPSA UPS
●● A user manualA user manual
●● A communication cableA communication cable
●● A battery cable (for TN2-6000S/TN2-10000S only)A battery cable (for TN2-6000S/TN2-10000S only)
2) Inspect the appearance of the UPS to see if there is any damage2) Inspect the appearance of the UPS to see if there is any damage
during transportation. Do not turn on the unit and notify the carrierduring transportation. Do not turn on the unit and notify the carrier
and dealer immediately if there is any damage or lacking of someand dealer immediately if there is any damage or lacking of some
parts.parts.
5.2 Input and output power cords and protective earth5.2 Input and output power cords and protective earth
ground installationground installation
1. Notes for installation1. Notes for installation
1) 1) The UThe UPS must PS must be installed be installed in a in a location with location with good good ventilation,ventilation,
far away from water, inflammable gas and corrosive agents.far away from water, inflammable gas and corrosive agents.
2) 2) Ensure the Ensure the air vents air vents on the on the front and front and rear of rear of the UPS the UPS are notare not
blocked. Allow at least 0.5m of space on each side.blocked. Allow at least 0.5m of space on each side.
3) 3) Condensation to Condensation to water dropwater drops s may occur may occur if the if the UPS is UPS is unpackedunpacked
in a very low temperature environment. In this case it isin a very low temperature environment. In this case it is
necessary to wait until the UPS is fully dried inside out beforenecessary to wait until the UPS is fully dried inside out before
proceeding installation and use. Otherwise there are hazards ofproceeding installation and use. Otherwise there are hazards of
electric shock.electric shock.
The system may be installed and wired only by qualifiedThe system may be installed and wired only by qualified
electricians in accordance with applicable safety regulations!electricians in accordance with applicable safety regulations!

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2. Installation2. Installation
Installation and wiring must be performed in accordance with the localInstallation and wiring must be performed in accordance with the local
electric code and the following instructions by professional personnel.electric code and the following instructions by professional personnel.
For safety, please cut off the mains power switch before installation.For safety, please cut off the mains power switch before installation.
The battery breaker also needs to be cut off if it is a standard model orThe battery breaker also needs to be cut off if it is a standard model or
long backup time model (“S” model) and an external battery cabinet.long backup time model (“S” model) and an external battery cabinet.
1) 1) Open the Open the terminal block cover located oterminal block cover located on the n the rear panel rear panel of theof the
UPS, please refer to the appearance diagram.UPS, please refer to the appearance diagram.
2) 2) For TN2-6000(S) For TN2-6000(S) UPS, it is recommenUPS, it is recommended to ded to select the select the UL1015UL1015
10AWG(6mm10AWG(6mm22) wire or other insulated wire which complies with) wire or other insulated wire which complies with
AWG Standard for the UPS input and output wirings.AWG Standard for the UPS input and output wirings.
3) 3) For TN2-10000(S) For TN2-10000(S) UPS, it UPS, it is recommended is recommended to select to select the UL1015the UL1015
8AWG(10mm8AWG(10mm22) wire or other insulated wire which complies with) wire or other insulated wire which complies with
AWG Standard for the UPS input and output wirings.AWG Standard for the UPS input and output wirings.
Note:Note:Do not use the wall receptacle as the input power sourceDo not use the wall receptacle as the input power source
for the UPS, as its rated current is less than the UPS’s maximumfor the UPS, as its rated current is less than the UPS’s maximum
input current. Otherwise the receptacle may be burned andinput current. Otherwise the receptacle may be burned and
destroyed.destroyed.
4) 4) Connect the Connect the input and input and output wires output wires to the to the corresponding inputcorresponding input
and output terminals according to the following diagram.and output terminals according to the following diagram.
Note:Note:you must make sure that the input and output wires andyou must make sure that the input and output wires and
the input and output terminals are connected tightly.the input and output terminals are connected tightly.
5) 5) The protective earth The protective earth ground wire refers to ground wire refers to the wire connectionthe wire connection
between the equipment which consumes electric equipment andbetween the equipment which consumes electric equipment and
the ground wire. The wire diameter of protective earth groundthe ground wire. The wire diameter of protective earth ground
wire should be at least as above mentioned for each model andwire should be at least as above mentioned for each model and
green wire or green wire with yellow ribbon wire is used.green wire or green wire with yellow ribbon wire is used.
6) 6) After having coAfter having completed the installation, mpleted the installation, make sure the make sure the wiring iswiring is
correct.correct.
7) 7) Please install the leaPlease install the leak current protective breaker ak current protective breaker at the t the outputoutput
power distribution panel of the UPS if necessary.power distribution panel of the UPS if necessary.

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8) 8) TTo connect the load with the UPS, please turn ofo connect the load with the UPS, please turn off all the loadsf all the loads
first, then perform the connection and finally turn on the loadsfirst, then perform the connection and finally turn on the loads
one by one.one by one.
9) 9) No matter the No matter the UPS is connected UPS is connected to the utility power to the utility power or not, theor not, the
output of the UPS may have electricity. The parts inside the unitoutput of the UPS may have electricity. The parts inside the unit
may still have hazardous voltage after turning off the UPS. Tomay still have hazardous voltage after turning off the UPS. To
make the UPS have no output, power off the UPS, and thenmake the UPS have no output, power off the UPS, and then
disconnect the utility power supply.disconnect the utility power supply.
10) 10) Suggest Suggest charging charging the batterithe batteries es for for 8 8 hours before hours before use. Afteruse. After
connection, turn the input breaker in the “ON” position, the UPSconnection, turn the input breaker in the “ON” position, the UPS
will cwill charge the batteries automatiharge the batteries automaticallycally. Y. You can also ou can also use the UPSuse the UPS
immediately without charging the batteries first, but the backupimmediately without charging the batteries first, but the backup
time may be less than the standard value.time may be less than the standard value.
111) 1) If iIf it is t is necessary to necessary to connect the connect the inductance linductance load such oad such as aas a
monitor or a laser printer to the UPS, the start-up power shouldmonitor or a laser printer to the UPS, the start-up power should
be used for calculating the capacity of the UPS, as its start-upbe used for calculating the capacity of the UPS, as its start-up
power consumption is too big when it is started.power consumption is too big when it is started.
Important notes: If the UPS is used in single mode, JPI and JP2 mustImportant notes: If the UPS is used in single mode, JPI and JP2 must
be connected by be connected by 10A10AWG(6mmWG(6mm22). If the UPS is used in parallel mode,). If the UPS is used in parallel mode,
JP1 and JP2 must be disconnected.JP1 and JP2 must be disconnected.
Input and output Input and output TTerminal Block erminal Block wiring diagram wiring diagram of TN26000(S)/TN2-10000(S)of TN26000(S)/TN2-10000(S)

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5.3 Operating procedure for connecting the standard5.3 Operating procedure for connecting the standard
model or the long backup time model model or the long backup time model UPS (“SUPS (“S’’ model)’’ model)
with the external batterywith the external battery
1. The nominal DC voltage of external battery pack is 240VDC. Each1. The nominal DC voltage of external battery pack is 240VDC. Each
battery pack consists of 20 pieces of 12V maintenance freebattery pack consists of 20 pieces of 12V maintenance free
batteries in series. To achieve longer backup time, it is possible tobatteries in series. To achieve longer backup time, it is possible to
connect multi-battery packs, but the principle of “same voltage,connect multi-battery packs, but the principle of “same voltage,
same type” should be strictly followed.same type” should be strictly followed.
2. For TN2-6000S/TN2-10000S, the connector of the external battery2. For TN2-6000S/TN2-10000S, the connector of the external battery
cable is used to plug into the external battery socket of the UPS, thecable is used to plug into the external battery socket of the UPS, the
other end of the external battery cable is made of three open wiresother end of the external battery cable is made of three open wires
with ring terminals to connect with the external battery pack(s). Thewith ring terminals to connect with the external battery pack(s). The
procedure of installing battery bank should be complied with strictly.procedure of installing battery bank should be complied with strictly.
Otherwise you may encounter the hazardous of electric shock.Otherwise you may encounter the hazardous of electric shock.
1) A DC breaker must be connected between the battery pack and1) A DC breaker must be connected between the battery pack and
the UPS. The capacity of breaker must be not less the UPS. The capacity of breaker must be not less than the datathan the data
specified in the general specification.specified in the general specification.
2) Set the battery pack breaker in “OFF” position and connect the2) Set the battery pack breaker in “OFF” position and connect the
20 pieces of batteries in series.20 pieces of batteries in series.
3) You must connect the external battery cable to the battery first,3) You must connect the external battery cable to the battery first,
if you connect the cable to the if you connect the cable to the UPS first, you may eUPS first, you may encounter thencounter the
hazardous of electric shock. The positive pole of the battery ishazardous of electric shock. The positive pole of the battery is
connected to the TN2-6000(S) UPS with red wire, and theconnected to the TN2-6000(S) UPS with red wire, and the
TN2-10000(S) UPS in parallel with blue and brown wires; theTN2-10000(S) UPS in parallel with blue and brown wires; the
CCAUTIONAUTION!!
OONLY PERSONS ARE ADEQUATELY FAMILIAR WITH BATTERIES AND WITHNLY PERSONS ARE ADEQUATELY FAMILIAR WITH BATTERIES AND WITH
THE REQUIRED PRECAUTIONARY MEASURES MAY INSTALL BATTERIES ANDTHE REQUIRED PRECAUTIONARY MEASURES MAY INSTALL BATTERIES AND
SUPERVISE OPERATIONSSUPERVISE OPERATIONS.. UUNAUTHORISED PERSONS MUST BE KEPT WELLNAUTHORISED PERSONS MUST BE KEPT WELL
AWAY FROM THE BATTERIES AND MUST NOT CONNECT THE BATTERIESAWAY FROM THE BATTERIES AND MUST NOT CONNECT THE BATTERIES..FORFOR
THE CONNECTION OF EXTERNAL BATTERY BANKS YOU HAVE TO CONTACTTHE CONNECTION OF EXTERNAL BATTERY BANKS YOU HAVE TO CONTACT
TO THE DISTRIBUTOR OF SERVICE CENTERTO THE DISTRIBUTOR OF SERVICE CENTER.. IN OPPOSITE CASE THE IN OPPOSITE CASE THE
COMPANY IS EXEMPTED FROM ANY RESPONSIBILITY AND THE WARRANTY OFCOMPANY IS EXEMPTED FROM ANY RESPONSIBILITY AND THE WARRANTY OF


1515
negative pole of the battery is connected to the TN2-6000(S)negative pole of the battery is connected to the TN2-6000(S)
UPS with black wire. The green and yellow ribbon wire isUPS with black wire. The green and yellow ribbon wire is
connected to the ground of the battery cabinet.connected to the ground of the battery cabinet.
3. 3. TTo complete o complete the conthe connection by nection by plugging the plugging the connector of connector of thethe
external battery cable into the external battery socket of the UPS.external battery cable into the external battery socket of the UPS.
Do not attempt to connect any loads to the UPS now. You shouldDo not attempt to connect any loads to the UPS now. You should
connect the input power wire to the right position first. And thenconnect the input power wire to the right position first. And then
set the breaker of the battery pack in the “ON” position. After thatset the breaker of the battery pack in the “ON” position. After that
set the input breaker in the “ON” position. The UPS begins toset the input breaker in the “ON” position. The UPS begins to
charge the battery packs at the time.charge the battery packs at the time.
5.4 Parallel operation5.4 Parallel operation
1. Brief introduction of the redundancy1. Brief introduction of the redundancy
N+X is currently the most reliable power supply structure. NN+X is currently the most reliable power supply structure. N
represents the minimum UPS number that the total load needs; Xrepresents the minimum UPS number that the total load needs; X
represents the redundant UPS number, i.e. the fault UPS number thatrepresents the redundant UPS number, i.e. the fault UPS number that
the system can handle simultaneously. The bigger the X is, the higherthe system can handle simultaneously. The bigger the X is, the higher
reliability of the power system is. For occasions where reliability isreliability of the power system is. For occasions where reliability is
highly depended on, N+X is the optimal mode.highly depended on, N+X is the optimal mode.
As long as the UPS is equipped with parallel cables, up to 3 UPSs canAs long as the UPS is equipped with parallel cables, up to 3 UPSs can
be connected in parallel to realize output power sharing and powerbe connected in parallel to realize output power sharing and power
redundancy.redundancy.
The blue & brown or red wires for connection to theThe blue & brown or red wires for connection to the
positive terminal of the battery pack outputpositive terminal of the battery pack output
The black & white or blackThe black & white or black
wires for connection to thewires for connection to the
negative terminal of thenegative terminal of the
battery pack outputbattery pack output
The green and yellow ribbon wireThe green and yellow ribbon wire
for connection to the ground offor connection to the ground of
the battery cabinetthe battery cabinet
The receptacle forThe receptacle for
connecting the UPSconnecting the UPS


1616
2. Parallel installation2. Parallel installation
1) 1) Users need Users need to to opt opt a a standard standard 25-pin 25-pin communication cable,communication cable,
which should have 25 cores, corresponding stitches and shield,which should have 25 cores, corresponding stitches and shield,
as the UPS parallel cable. The length of the parallel cable isas the UPS parallel cable. The length of the parallel cable is
appropriate to be less than 3 m.appropriate to be less than 3 m.
2) 2) Strictly Strictly follow follow the the stand-alone stand-alone wiring wiring requirement requirement to to perform perform thethe
input wiring of each UPS.input wiring of each UPS.
3) 3) Connect the Connect the output output wires of wires of each each UPS to UPS to an an output breaoutput breakerker
panel.panel.
4) 4) Disconnect the Disconnect the Jumper Jumper on on JP1 and JP1 and JP2 of JP2 of the the terminal blockterminal block
first, and connect each output breaker to a main output breakerfirst, and connect each output breaker to a main output breaker
and then to the loads.and then to the loads.
＊＊
 The requirement of the output wiring is as follows:The requirement of the output wiring is as follows:
●● When the distance between the UPSs in parallel and theWhen the distance between the UPSs in parallel and the
breaker panel is less than 20 meters, the difference betweenbreaker panel is less than 20 meters, the difference between
the wires of input & output of the UPSs is required to be lessthe wires of input & output of the UPSs is required to be less
than 20%.than 20%.
●● When the distance between the UPSs in parallel and theWhen the distance between the UPSs in parallel and the
breaker panel is greater than 20 meters, the differencebreaker panel is greater than 20 meters, the difference
between the wires of input & output of the UPSs is required tobetween the wires of input & output of the UPSs is required to
be less than 10%.be less than 10%.


1717
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