Online HP3920C
Uninterruptible Power Supply
Specifications
• Application: Small network, servers and other IT
equipment
• High frequency and double conversion on-line technology
• Fully digitized microprocessor control
• Wide input voltage range
• UPS startup without battery
• Cold start
• Advanced battery management
• Advanced battery charge in UPS off mode
• Lightning and surge protection
• Short circuit and surge protection
• Fan speed auto control when loads varies
• Optional extension battery pack
• Load capacity display
• Smart RS232 communication with monitoring software
• Optional SNMP Card slot
| Power | 20KVA / 14KW |
| Voltage range | 304 ±5VAC~478 ±5VAC, |
| Frequency | 46~54Hz ±0.5Hz, or 56~64Hz ±0.5Hz auto sensing |
| Input phase | Three phase |
| Power factor | 0.95 |
| Voltage range | 220VAC ±1% |
| Output phase | Single phase |
| Frequency | 50Hz ±0.2% (battery mode) |
| THD | < 2% (Linear load) |
| Overload | 105%~130% 10min turn to Bypass mode, > 130% 1s turn to Bypass mode |
| Crest factor | 3:1 (max) |
| Waveform | Pure sine wave |
| Transfer time | 0ms (AC mode - Battery mode) 0ms (AC mode - Bypass mode) |
| Efficiency | 88.00% |
| AC mode | 5 cycles turn off inverter, no transfer to Bypass, provide alarm. |
| Battery mode | 5 cycles turn off inverter, provide alarm. |
| Bypass mode | Input fuse blown or break action. |
| Battery Model | 12V sealed lead acid maintenance free |
| DC voltage | 240VDC |
| Configuration | External battery bank |
| Backup time | Depends on the external battery capacity |
| Charge current | NA (standard unit) / 5A (long time unit) |
| Recharge time | 90% capacity after 8hrs charging |
| Communication Interface | RS232 |
| Parallel Port | Parallel availability for redundancy and load sharing up to three unit |
| LCD Indication | Input voltage/frequency |
| LED Indication | Green: normal operation; Yellow: warning condition Red: abnormal operation |
| Noise level | 55dB |
| Temperature | 0~40ËšC |
| Humidity | 0~95% (non-condensing) |
| Altitude | < 1500m |
| Weight Net/Gross | 0kg (standard unit) |
| Dimension (WxDxH) | 320 x 620 x 950mm |
| Packaging (WxDxH) | 410 x 720 x 1050mm |
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