China Input: 90-280VAC; Output: 48VDC; Power: 1440W, Find details about China Input: 90-280 VAC, Output: 48VDC from Input: 90-280VAC; Output: 48VDC; Power: 1440W
| 1.1 AC input | |||||
| Parameter | Min. | Typ. | Max. | Unit | Remarks |
| Input voltage range | 90 | 220 | 280 | Vac | |
| Input frequency | 45 | 50 | 65 | Hz | Rated load |
| Input current | 13.5 | A | |||
| power factor | 0.99 | Rated input/rated load | |||
| 1.2 Output | |||||
| Parameter | Min. | Typ. | Max. | Unit | Remarks |
| Output Voltage Range | 46 | 48 | 50 | Vdc | |
| Output current range | 0 | 15 | A | Input is 90-175 Vac | |
| 0 | 30 | A | Input is 176~280 Vac | ||
| stabilized voltage precision | ±1 | % | |||
| Load adjustment rate | ±1 | % | |||
| Telephone weighing murmur | 2 | mV | |||
| Broadband Noise Voltage | 100 30 | mV | (3.4KHz~150KHz) (150KHz~30MHz) | ||
| Ripple (peak and peak) | 400 | mV | At rated input/output, a 0.1uF thin film capacitor and a 10uF high frequency electrolytic capacitor are added, and the bandwidth is measured at 20MH. | ||
| output power | 0 | 1440 | W | 176-280Vac | |
| 0 | 720 | W | 90-175Vac | ||
| Output efficiency | 91 | % | 220V ac | ||
| 85 | % | 110V ac | |||