Crompton Greaves Inverters

  • Highly efficient MOSFET technology
  • Over Temperature protection
  • Reverse phase protection
  • Silent operation
  • Battery Fuse Blown display

  • Selector switch for Normal / UPS mode
  • Normal / High Charging Option
  • High surge load capacity
  • Wide input voltage range
  • Battery High Protection


Parameters600VA 800VA1400VA
DC Voltage12V12V24V
Battery rating (3hrs) backup12V/130AH x 112V/160AH x 112V/160AH x 2
Battery rating (2hrs) backup 12V/100AH x 112V/130AH x 112V/100AH x 2

Load Chart

Rating 600VA 800VA 1400VA
  Chart AChart BChart CChart AChart BChart C Chart AChart BChart C
Fan 2 3 2 3 4 3 4 5 6
Television 1   1    21 1
Tubelight34 3 46 46 8 6
PC    1    1 111
DSP Sine Wave Static UPS 2.5KVA,3.5KVA and 5KVA


  • State of the art MOSFET based PWM Technology to increase Crest Factors.
  • Auto Sense Intelligent Control Smart Charger.
  • Electronic change-over,hence much better reliability.
  • Quiet operation of AC motors as well as other inductive loads unlike the noise that emanates from modified Sine Wave Systems.
  • Very low Total Harmonic Distortion <3%.
  • Fast Changeover ensuring Compatibility with Computers.
  • TDR(Time Delay Relay),especially for AC Compressor based applications.
  • Main Mode Short Circuit Protection
  • Surge load Capacity upto 300%.
  • Less Operating Cost as compared to that with online UPS as well as DG Sets.
  • Bypass Switch incase of Systems Failure.
  • Co,patibility with D.G.Sets.


  • Suitable for providing alternate power source in corporate offices,BPOs,KPOs etc.
  • Supports all office equipements including computer,scanner,printers,fax maxchines etc.
  • Provision for emergency & portable power systems.
  • Supports air conditioner as well as all compressor based appliances.
  • Aids petrol/diesel filing machines.
  • As an all rounder it also helps tread mills and other health equipments to run.
  • Motor based appliances like water pumps are also supported.

Crompton Greaves Limited

Technical Specifications
Description 2.5KVA 3.5KVA 5KVA
Back-up Mode
Output Wave Form Pure Sine Wave
Nominal Battery Voltage 48V DC 48V DC 96V DC
Output Power Factor 0.8
No Load O/P Voltage 220V±5V AC
O/P Frequency 50Hz±1Hz
Maximum No load Batt. Current 1.1A±0.2 A
Full Load O/P Current 8.7A±0.5 A 11.5A±0.5 A 17A±0.5 A
Total Harmonic Distortion <3%
Low Battery Indication 10.5V+/-0.2V DC Per Battery(12V DC Each)
Low Batt. Cut off 10.3V+/-0.2V DC Per Battery(12V DC Each)
Mains Mode
Max. Charging Current 10A±1A
Full Load O/P Current at Mains Mode 15A±1A 17.6A±1A 25A±1A
Boost Charging Voltage 10.5V+/-0.2V DC Per Battery(12V DC Each)
Float Charging Voltage 13.7V+/-0.2V DC Per Battery(12V DC Each)
Noramal Mode
Input Voltage Range 100V to 280V AC±10V AC 125V to 280V AC±10V AC
Change Over Time(mains to inverter) <40ms
Change Over Time(mains to inverter) <25ms
UPS Mode
Input Voltage Range 180V to 260V AC±5V AC
Change Over Time(mains to inverter) <10ms
Change Over Time(inv. to mains) <10ms
Protections Output Not Ok,Battery Voltage Low(4 Auto Retries),Over Load(6 Auto Retries)
Battery Over Charge,Over Temperature,Short Circuit,Mains MCB Tripped
Displays Welcome Message,Cpacity,Output Voltage,Output Frequency,Load Percentage
Input Voltage and Frequency,Load Percentage,Load Percentage,Battery Charging,Battery Voltage,and All Protections..
Environmental Parameters
Operating Temperature 0-45Deg.
Acoustic Noise at 1 Mtr. <45 dB.
Relative Humidity Max 95% non-Condensing
Thermal Management Integrated Cooling(Fan & Heat Sink)
Weight and Dimensions
With Packaging LXWXH in mm 470x440x610 470x440x610 500x495x660
Without Packaging LXWXH in mm 310x290x450 310x290x450 350x300x540
Net Weight 29Kg 36Kg 54Kg
Gross Weight 36Kg 39Kg 58Kg
Load Chart
Load 2.5KVA 3.5KVA 5KVA
  Chart1 Chart2 Chart3 Chart1 Chart2 Chart3 Chart1 Chart2 Chart3
Fans 4 12 8 6 18 10 10 8 3
Tube Light 4 12 8 6 18 10 10 8 3
Computer with
CRT Screen
4   2 6   3   8 3
TV   3 2   3 3      
Air Conditioner             1   1