EH5500 Tower External Battery Series (6-10KVA)

High Frequency Online UPS

The EH5500 series is a new type high-frequency online UPS. Adopts advanced DSP digital control technology to effectively improve product performance and system reliability, and higher power density small size, light weight and high work efficiency. Effectively solve power problems such as power cut-off, Grid over voltage / low voltage, voltage instantaneous drop, amplitude reduction, high voltage pulse, surge voltage, harmonic distortion, clutter interference, frequency fluctuation and provide best power for load.

  • Double conversion online design
  • Adopt DSP digital control
  • With LCD+LED real-time display
  • Output power factor 1.0 for your option
  • Cold start by battery without grid input

Live Chat Contact Us


  • With double conversion online design, zero output transfer time.
  • Adopt DSP digital control, excellent performance indicators, more steady and reliable.
  • Ultra-wide input voltage range , input voltages available 110V instead of turn to battery power.
  • With LCD+LED real-time display, UPS operating available for detection.
  • With self- detection function, can detect hidden faults of UPS.
  • Cold start by battery without grid Input.
  • Input frequency range 40~70Hz, support various fuel generators.
  • With AC input over voltage, low voltage protection, output overload protection, short circuit protection, temperature protection, battery low voltage warning protectionand battery overcharge protection.
  • Output power factor 1.0 for your option . max. efficiency reach 95% , reduce loss of UPS.
  • With input neutral and live line detection function, avoid the reverse connection of UPS utility input.
  • When utility cut-off, the UPS discharge battery in the battery mode; when the city power is recovery ,UPS turn on automatically,and charge battery at the same time, asunattended function.
  • Standard RS232 communication outlet ,connect UPS and computer to realize multifunctional and multi-purpose monitoring and management operations, available SNMP card (optional) to UPS remote monitoring function.


Widely used in the communication industry billing center, communication base station, banking outlets, ATM and network office environments of securities, transportation, electric power, industry.

Rated Capacity6KVA/6KW10KVA/10KW
Input formatL+N+PE
Rated input voltage208/220/230/240VAC
Voltage range110~300VAC
Frequency range50/60±6Hz (Default), ±10Hz (Settable)
Input power factor≥0.99
Input total harmonic distortion≤4% inear load
Output formatL+N+PE
Output voltage208/220/230/240VAC
Output accuracy±1%
Output frequencyFor on-line mode: follow current frequency, battery mode: 50 / 60Hz±0.1%
Output harmonic distortion≤ 2% linear load; ≤ 4% nonlinear load (PF=0.7)
Overload capacityAC Mode:
30min@102%~110% Load
10min@110%~130% Load
30s@130%~150% Load
200ms@>150% Load

Battery Mode:
1min@102%~110% Load
10s@110%~130% Load
3s@130%~150% Load
200ms@>150% Load

Switching time
Switch to battery mode0ms
Switch to bypass4ms
AC priority modeSupport
AC Mode (Full Load)Peak efficiency 95.5%,Full load efficiency 95%
Battery Mode (Full Load)Peak efficiency 95.3%,Full load efficiency 94.8% (20pcs Battery)
Battery typeLead Acid Battery
Battery number16/18/20 (adjustable) 16 (default )9Ah*14
Chaging current1-12A (adjustable)1A (adjustable)
Charging modeTwo-stage/three-stage charging
LCD2×8 PIN/Pitch 2.54mm, support 128-bit segment code, up to 4 buttons + 4 LEDs, can display operating mode / load / input / output, etc.
RS-232Support: Windows 2000/2003/XP/Vista/2008/7/Linux/Unix and MAC
USBWindows Family & MAC
Intelligent slot (Optional)SNMP/AS400 Relay Card/RS485
Maintenance bypass switch  (Optional)Support
Environmental parameters
Operating ambient temperature0~40℃
Operating environment humidity20%~95%(no condensation)
Storage temperature-15~60℃ (batteries: 0~40℃ )
AltitudeThe elevation should not exceed 1000m, 1000m or above, up to 4000 m, reference IEC62040
Noise≤ 45db
Mechanical Specifications
Dimensions (D*W*H) (mm)455*190*330455*190*330
Net weight (kg)1212