Online UPS

Line Interactive UPS


Servo Controlled Stabilizer



Solar Product

MHF Series ONLINE UPS Systems
Salient Features
  • Most advanced Digital Microprocessor based SPWM Technology using IGBT
  • Wide Input Voltage Window
  • Overall High Efficiency
  • LCD / LED Display
  • Provision for Internal Battery
  • Advanced Power Factor Correction
  • EMI / RFI Filters at Input and Output
  • Inbuilt Static Bypass
  • SNMP Compatible
  • Self diagnosis at UPS Startup
  • Advance Battery Management
  • Suitable for long backup
  • Lightening & Surge Protection
Available Models
Models HF1011 HF1021 HF1031 HF1061 HF1101 HF3101
Capacity 1kVA 2kVA 3kVA 6kVA 10kVA 10kVA

Technical Specifications
Voltage Range Half Load 115V – 295V AC ± 5V AC
Full Load 176V – 276V AC ± 5V AC
304V – 478V AC
± 5V AC
Frequency 46 Hz – 54 Hz
Power Factor ≥0.98 ≥0.95
Voltage 220V/230V/240V ± 2%
Frequency 50 Hz ± 0.2% on Free Running Mode
Power Factor 0.7
Wave Form Pure Sine Wave
Distortion (THD) <3% (Linear load), <5% (Non-Linear Load)
Overload > 110% 30s. Switch to Bypass Mode;
> 150% 300 ms. Switch to Bypass Mode;
105% -130% 10 min. Switch to
Bypass Mode;
> 130% 1s. Switch to Bypass Mode
Efficiency ≥85%
Crest Factor 3 : 1
Voltage 36VDC 96VDC 240VDC
Charging Current
Standard backup
0.7A 1A
Charging Current
Long backup
7.5A 5A
Noise 45db 55db
LCD &LED Utility, Inverter, Bypass, Battery, Load Battery Mode, Frequency UPS fault Indicator
Transfer Time (AC to DC) Zero
Protection Electronic Protection for Output Overload Short Circuit, Over Temperature, Battery Low and Overcharge
Parallel Port Parallel option for redundancy & load sharing (only for 6kVA & 10kVA Models)
Communication RS 232 Interface for Power monitoring, SNMP compatible