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Foreword 

 

Manual instruction 

Thanks  for  purchasing  our  UPS,  it  is  safe  and  reliable,  so  few 

maintenance is required. 

Read this manual carefully and completely. It includes instructions 

of safety installation and operation. They will help your UPS obtain the 
longest  life  and  service.  This  manual  accounts  the  internal  working 
principle and the relative protection functions. This manual also contains 
information about the usage of the equipment. 

Please obey the instructions and all the warning stated in the manual 

or on the machine. Don’t operate the machine before finishing reading the 
safety and operation instructions. 

 

 

 

 

 

 

 

Note: Because of the continuous improvements, our products may differ 
somewhat from the contents included in this manual. You can contact local 
office to get the information when necessary.

Summary of Contents for RT 1250VA

Page 1: ...e internal working principle and the relative protection functions This manual also contains information about the usage of the equipment Please obey the instructions and all the warning stated in the...

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Page 3: ...s 8 4 3 UPS input connection 8 4 4 UPS output connection 9 4 5 Long backup external battery connection 9 4 6 Installation 10 5 Faceplate display operation and running 13 5 1 Faceplate display illumina...

Page 4: ...the users equipments 5 No transfer time for the output of the UPS when the main power fails or restores It meets the high standard and high request of the precise instruments 6 The bypass function Wh...

Page 5: ...e with the computer with intelligent UPS monitoring software through the RS232 interface All the parameters clearly display on the communication interface Computer can control multiple functions of th...

Page 6: ...e the following 1 Don t use the UPS when the actual load exceeds the rated load 2 There are high capacity batteries in the standare type UPS You mustn t open the enclosure or it will lead to electric...

Page 7: ...tention Static discharge sensitive Electric shock There are three levers of safety grade Dangerous Warning and Attention The remark is on the right side of the safety symbol the detailed comments is b...

Page 8: ...6 3 Product Introduction 3 1 The appearance of the product Fig 1 Front Panel view Fig 2 RT 1250VA Rear Panel view Fig 3 RT 2000VA RT 3000VA Rear Panel view...

Page 9: ...er to loads 6 Charger Standard unit provides 1A long backup unit provides 7A 14A 7 Battery Sealed Lead Acid Battery 8 Output filter Complete filtering the output of the UPS to provide the clean power...

Page 10: ...e equipment 4 2 Notes 1 Please place the UPS in a clean stable environment avoid the vibration dust too humidity flammable gas and liquid corrosive 2 The ambient temperature around UPS should keep in...

Page 11: ...9 4 4 UPS output connection Fig 6 output connection 4 5 Long backup external battery connection Fig 7 battery connection...

Page 12: ...intercross as following Figure Fig 8 RT 1250VA S H plastic base assembly RT 2000VA RT 3000VA S H plastic base assembly is similar to RT 1250VA S H the difference is that there is a 1U plastic base br...

Page 13: ...mbly cabinet installation bracket screw hole A screw hole B are respectively corresponding to two screws symmetrical on both sides a total of four Fig 11 Cabinet installation bracket Fig 12 Cabinet in...

Page 14: ...l battery It is best to use external battery cable which matches with the equipment When connecting load to UPS first turn off load and then connect the power cable and finally turn on load one by one...

Page 15: ...on Press and hold the key for more than 1 second in battery mode UPS runs the mute function INQUIRING key or Non functional setting mode Press and hold the key for more than half a second less than 2...

Page 16: ...ter green LED is on UPS is normally powered by mains or ECO mode or battery mode After starting the UPS the four LEDs will light and go out one by one It circulates several times until starting the UP...

Page 17: ...the capacity of the battery and load Every pane represents 20 capacity As graphics showed above the capacity of the battery is 80 100 5 panes the load reaches 40 60 3 panes When UPS is overload the ic...

Page 18: ...n LED will light and go out circularly and orderly When self test finishes it will come to line mode the corresponding LED lights UPS is working in line mode Turn on the UPS by DC without mains power...

Page 19: ...hen meets some standards The set information can be saved only when the battery connected and normally turning off the UPS The operation of setting is as following 5 3 1 ECO mode setting Enter the set...

Page 20: ...hold function setting key for more than 2 seconds exit from the setting interface and turn to main interface 5 3 2 Bypass output setting Enter the setting interface Press and hold the function settin...

Page 21: ...2 seconds Now the bPS setting function is completed and the ON or OFF below the bPS will light without flash Exit from the setting interface Press and hold function setting key for more than 2 seconds...

Page 22: ...conds select the numerical value in accordance with OPU function The provided voltages are 208v 220v 230v 240v you can choose anyone by yourself The default is 220v Confirm the output voltage setting...

Page 23: ...Display the output voltage and output frequency of the UPS As the following graphic shows the output voltage is 220v the output frequency is 50Hz Load Display the numerical value of the active power W...

Page 24: ...put voltage is 210v input frequency is 49 8Hz Battery Display the voltage and capacity of the battery determined by type As the following graphics shows the battery voltage is 28v the capacity of batt...

Page 25: ...ne mode NOTE When UPS is working in bypass mode it has no back up function 5 5 2 Line mode LED indications on front panel in line mode are as following the inverter green LED is on When input AC mains...

Page 26: ...ad fault inverting fault and over temperature fault happen UPS cuts off the output and LCD display fault codes At the moment you can press the mute key to make the buzzer stop beeping temporarily to w...

Page 27: ...a batteries should be manually charged and discharged once every two months The process is the same as that said above 3 Under normal circumstances of using the battery working life is three to five y...

Page 28: ...to if beeps for a long time it means that there is something wrong with the machine 3 If you need help contact our service department the following messages should be provided for analysis UPS MODEL N...

Page 29: ...onds Affirm if the battery switch is closed Inverting mode Once every four seconds Affirm if the battery switch is closed Power up or start Six times Affirm if the battery is connected well 5 Output o...

Page 30: ...apacity indicator flashes Battery low voltage or battery disconnected Check UPS battery connect battery well if battery damaged replace it Mains normal but UPS has no input UPS input breaker open circ...

Page 31: ...208 220 230 240VAC Power factor 0 8 Voltage precision 2 Output Fre quency Line mode 1 When input frequency is in the range the output frequency is the same as that of input 2 When input frequency is...

Page 32: ...g the rated output voltage by LCD menu is an optional Work Environment Model RT 1250VA S H RT 2000VA S H RT 3000VA S H series Temperature 0 40 Relative humidity 0 95 non condensing Altitude 1500m when...

Page 33: ...intelligent USB card intelligent SNMP card and intelligent dry contact card Support the hot plug and play Any card of them can be used according to users requirements a Intelligent USB card Use the mo...

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