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Lithium-ion UPS

 |PL3 RM-Li 1000VA 2000VA 3000VA Online UPS with 51.2V 12Ah 18Ah 24Ah LiFePO4 Batteries

Online UPS
Online UPS Online UPS Online UPS

PL3 RM-Li 1000VA 2000VA 3000VA Online UPS with 51.2V 12Ah 18Ah 24Ah LiFePO4 Batteries

High-performance Lithium-ion UPS with pure sinewave output. Offers extended battery life, fast recharge, and high-temperature resilience. Available in rack-mount models from 1000VA to 3000VA for edge and small IT environments. Compact design, easy integration, and smart BMS compatibility.

  • brand:

    EverExceed

  • Model:

    PL3 RM-Li

  • Type:

    Rack mounted

  • Rated voltage:

    110/115/120/127 VAC and 220/230/240VCA

  • Rated frequency:

    40-70Hz

  • Efficiency:

    Up to 95%

  • Applications:

    Home & Office electronics,network and server

  • Rated capacity:

    1000VA 2000VA 3000VA
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  • Features
  • TECHNICAL DATA
  • SUCCESSFUL CASES
  • Download
  • Factory
  • Video
  • FAQ

                                                                   1000VA  2000VA  3000VA Rack mounted Online UPS with Lithium-ion Battery


Protection for Servers and Networking Equipment


High Performance


  Zero Transfer Time

Instant switchover ensures uninterrupted power,


 1000VA- 3000VA


Wide range of capacities allow you to select the power and runtime that best meet your need! 


 Li-ion Battery Powered 

Integrated Battery Management System (BMS) ensure safe and reliable operation.

 Intelligent Battery Management 

Maximizes battery performance, life, and reliability through intelligent, precision charging.


 Genset Compatible

Integrates seamlessly into site power infrastructure.


 DSP Digital Control Based

Advanced DSP-based digital control brings high performance 



 High Input Power Factor

0.9 to unity power factor provides more actual power to the load increasing power density.


 Open to Customization


Flexible configuration options for automation and smart energy systems.



 Pure sinewave output

Pure sinewave output while on battery simulates utility power and is compatible with active power factor corrected power supplie


 Online Double Conversion Topology

It protects connected equipment from power disturbances while ensuring superior voltage and frequency regulation with built-in surge protection.



     Superior Lithium battery technology


      Safe and reliable: Adopts Grade A LiFePO4 batteries and built-in smart BMS.


Fast recharge: Twice as fast as traditional VRLA batteries getting you back to 90% in as little as 2 hours.

More discharge cycles: Deliver up to 10 times more charge / discharge cycles than VRLA batteries.

Fewer battery replacement: Last on average up to 3 times as long as traditional VRLA batteries reducing maintenance cost.






Standard :

Model 1KS-Li 1KL-Li 2KS-Li 2KL-Li 3KS-Li 3KL-Li
Capacity 1kVA/1kW 2kVA/2kW 3kVA/3kW
Topology Double Conversion Online UPS
Phase Single Phase Input Single Phase Output
Mains Input Wiring L/N+PE
Rated Voltage 208/220/230/240VAC
Voltage Range  90~300VAC
Frequency Range 40Hz-70Hz
Input Power Factor ≥0.99
AC Output Wiring L/N+PE
Output Voltage 208/220/230/240VAC
Voltage Regulation ±1%
Output Frequency 50/60±4Hz(Sync Mode) / 50/60Hz±0.1%(Free Run)
Waveform Sine Wave
Distortion
(THDV%)
<2%(Linear Load);
<8%(None-Linear Load);
Over load capability
100%~105% continuous.
60Sec.@105%~125% Rated Load
10Sec.@125%~150% Rated Load
0.3Sec.@>150%Rated Load
Efficiency Line Mode 90% 91% 92%
Battery&Charger
 Rated Battery Voltage 51.2/48VDC(default for 16cell of LiFePO4 ) 
Battery Capacity 615WH External Battery Depends 922WH External Battery Depends 1229WH External Battery Depends
Backup Time >30mins @ Full Load >20mins @ Full Load >20mins @ Full Load
Backup Time 2
(External Battery Module)
51.2V50AH-150mins
51.2V100AH-300mins
 @ Full Load
51.2V50AH-75mins
51.2V100AH-150mins
 @ Full Load
51.2V50AH-50mins
51.2V100AH-100mins
 @ Full Load
Charging Current
1~3KS Standard Model with Internal Battery:4A
1~2KL Long Backup Time Model :4A / 8A(Optional)/ 12A(Optional)
3KL Long Backup Time Model :6A / 12A(Optional)/ 16A(Optional)
Charging Voltage 56.8V(default for 16cell of LiFePO4 ) / Customerized according to battery request
Charger Behavior &
Protection
CC. CV. Floating. Turn-Off 4 states
3 over voltage protection loop, preserve interface for over temperature/over pressure switch off interface
Physical Chassis Style Rack-type
Rack Dimension
1KS: 440x88(2U)X400mm
1KL: 440x88(2U)X400mm
2KS: 440x88(2U)X500mm
2KL:440x88(2U)X400mm
3KS: 440x88(2U)X612mm
3KL:440x88(2U)X400mm
Weight（Rack） 13.6kg 7.7kg 16.0kg 7.8kg 20.9kg 8.2kg
HMI LED DISPLAY Mains / battery status, Load level, battery level, Operation Mode
LCD DISPLAY with LED indicator Input Mains Voltage, Frequency, Load level, Operation Mode, Health Status,Battery SOC
Standards
COMMUNICATION
RS232 PORT/USB Card (not HID);
Dry Contact Interface for BMS control;
Modbus For BMS interface;
Optional Extension Card
NetWork Card:  Support SNMP/TCP/IP for remote monitoring the UPS via smart phone APP, Web page,  PC monitor software, support server / NAS shutdown;
RS485-Modbus Card,  LAN(TCP IP)-Modbus Card;
Mini AS400 Relay Card
Operating Environment
Endurance
Temperature range -10~50℃
Relative Humidity 0-98%（Non-condensing）
Acoustics Noise <55dB @ 1 meters

LV Version

Model 1KS-Li 1KL-Li 2KS-Li 2KL-Li 3KS-Li 3KL-Li
Capacity 1kVA/1kW 2kVA/2kW 3kVA/3kW
Topology Double Conversion Online UPS
Phase Single Phase Input Single Phase Output
Mains Input Wiring L/N+PE
Rated Voltage 110/115/120/127 VAC
Voltage Range Line-Neutral: 60~145VAC
Frequency Range 40Hz-70Hz
Input Power Factor ≥0.99
AC Output Wiring L/N+PE
Output Voltage 110/115/120/127VAC
Voltage Regulation ±1%
Output Frequency 50/60±4Hz(Sync Mode) / 50/60Hz±0.1%(Free Run)
Waveform Sine Wave
Distortion
(THDV%)
<2%(Linear Load);
<8%(None-Linear Load);
Over load capability
1Min@105%~125%Rated Load
10Sec.@125%~150%Rated Load
0.5Sec.@>150%Rated Load
Efficiency Line Mode 88% 89% 90%
Battery&Charger
 Rated Battery Voltage 51.2/48VDC(default for 16cell of LiFePO4 ) 
Battery Capacity 615WH External Battery Depends 922WH External Battery Depends 1229WH External Battery Depends
Backup Time >30mins @ Full Load >20mins @ Full Load >20mins @ Full Load
Backup Time 2
(External Battery Module)
51.2V30AH-90mins
51.2V50AH-150mins
51.2V100AH-300mins
@ Full Load
51.2V30AH-45mins
51.2V50AH-75mins
51.2V100AH-150mins
@ Full Load
51.2V30AH-30mins
51.2V50AH-50mins
51.2V100AH-100mins
@ Full Load
Charging Current
1~3KS Standard Model with Internal Battery:4A
1~2KL Long Backup Time Model :4A / 8A(Optional)/ 12A(Optional)
Charging Voltage 56.8V(default for 16cell of LiFePO4 ) / Customerized according to battery request
Charger Behavior &
Protection
CC. CV. Floating. Turn-Off 4 states
3 over voltage protection loop, preserve interface for over temperature/over pressure switch off interface
Physical Chassis Style Rack-type
Rack Dimension
1KS: 440x88(2U)X400mm
1KL: 440x88(2U)X400mm
2KS: 440x88(2U)X500mm
2KL:440x88(2U)X400mm
3KS: 440x88(2U)X612mm
3KL:440x88(2U)X400mm
Weight（Rack） 13.6kg 7.7kg 16.0kg 7.8kg 20.9kg 8.2kg
HMI LED DISPLAY Mains / battery status, Load level, battery level, Operation Mode
LCD DISPLAY with LED indicator Input Mains Voltage, Frequency, Load level, Operation Mode, Health Status,Battery SOC
Standards
COMMUNICATION
RS232 PORT/USB Card (not HID);
Dry Contact Interface for BMS control;
Modbus For BMS interface;
Optional Extension Card
NetWork Card:  Support SNMP/TCP/IP for remote monitoring the UPS via smart phone APP, Web page,  PC monitor software, support server / NAS shutdown;
RS485-Modbus Card,  LAN(TCP IP)-Modbus Card;
Mini AS400 Relay Card
Operating Environment
Endurance
Temperature range -10~50℃
Relative Humidity 0-98%（Non-condensing）
Acoustics Noise <55dB @ 1 meters

If you need to download files, you need to register as our member first ! log in / registered

  • PL3 RM-Li Series 1~3KVA Online UPS with Li-ion Battery-220V V1.0.pdf

1. How long is the backup time?

Backup time depends on the load and battery configuration. Typical systems can provide backup ranging from 15 minutes to several hours. Customizable battery capacity is available to meet specific needs.


2. Can the lithium battery be replaced or expanded?

Yes. The battery pack is modular and supports easy maintenance, replacement, or expansion based on power requirements.


3. Does it support remote monitoring?

Yes. The system integrates BMS (Battery Management System) and supports Modbus/RS485, allowing remote monitoring of SOC (State of Charge), SOH (State of Health), voltage, current, and temperature.


4. Is it compatible with generators and solar panels?

Yes. The UPS is compatible with both diesel generators and solar power systems, making it suitable for hybrid power scenarios.


5. How long is the product warranty?

Our standard warranty is 5 years, depending on the configuration. Extended warranty and service support are available upon request.


6. What safety protections are included?

Overcharge / Overdischarge protection

Overtemperature and short-circuit protection

Intelligent BMS protection

Fire-retardant housing and conformal coating 


7. Can it be customized for different voltages or form factors?

Yes. We offer a wide range of customization options—including input/output voltage, battery capacity, communication interfaces, cabinet design, and integration with automation or energy systems.

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