MLF Series ONLINE UPS Systems
Salient Features
- True On-Line Double Conversion Technology
- Pure Sine Wave Output
- High Frequency PWM Inverter
- Crystal Controlled Output Frequency
- Wide input voltage tolerance range
- Smooth and silent operation
- Excellent dynamic response for step load change
- Fast automatic correction rate for line and load regulation
- High inrush / peak current handling capacity
- Easy to install, use and maintain
- Inbuilt isolation
Static / Manual Bypass |
Hot Stand By |
LCD Display |
| Capacity |
1 KVAto200KVA |
| Input Voltage |
160-270VAC Two Wire, 330-470 VAC Four Wire |
| Input Frequency |
47-53 Hz |
| Rectifier - Charger |
Automatic Float cum Boost Charger, Constant & Voltage Constant Current Type |
| Battery Input |
36-360 V DC (or as per requirement) |
| Battery Back-up |
15mins. to 8 hrs. (or as per requirement) |
| Output Voltage |
230/415VAC (or as per requirement) |
| Regulation |
± 1% under all Lines and Load Conditions |
| Output Frequency |
50 Hz |
| Regulation |
±0.05% |
| Inverter Efficiency |
Better than 90% |
| Waveform |
Pure Sine Wave (Sinusoidal) |
| THD |
< 3% at Linear Load |
| Transient Response |
± 5% under Step Load Change |
| Transient Recovery |
within 3 Cycles |
| Load Power Factor |
0.8 lagging |
| Overload Capacity |
110%forl0mins./150%forl0sec |
| Crest Factor |
3:1 |
| Control Method |
Sinusoidal PWM Control |
| Switching Frequency |
above 12 kHz |
| Circuit Method |
On-Line Double Conversion, Zero Transfer Time |
| Ambient Temperature |
0°-45°C |
| Relative Humidity |
95% RH Max. (Non Condensing) |
| Audible Noise |
Less than 55 dB at 1.5 meters |
| Cooling |
Forced Air Type |
| Protections |
Battery Under and Over Voltage |
| *Specifications are subject to change without prior notice due to continuous improvement in design & technology. |
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