2000W ±50V~90V LLC Soft Switching Power Supply High Quality HIFI Amplifier PSU Board     

Main voltage ±50V, auxiliary 16V
Main voltage ±55V, auxiliary 18V
Main voltage ±60V, auxiliary 20V
Main voltage ±65V, auxiliary 16V
Main voltage ±70V, auxiliary 18V
Main voltage ±75V, auxiliary 19V
Main voltage ±80V, auxiliary 20V
Main voltage ±85V, auxiliary 19V
Main voltage ±90V, auxiliary 20V


Specifications:
- Input voltage: AC200-240V
- Output: Main ±80V (11A); Auxiliary ±12V (100mA); Independent 12V (100mA)
- Voltage regulation accuracy: ±3% of main no-load, ±10% of load; auxiliary, independent ±1% (at AC220V input)
- Continuous power: 1000W (continuous operation at 25°C ambient temperature)
- Rated power: 1700W (25 °C ambient temperature can work continuously for about 5 minutes, long-term work plus fan cooling)
- Instantaneous power: 2200W (can work continuously for about 1 minute at 25°C ambient temperature)
- Conversion efficiency: Max 98%
- Dimensions: length, width and height = 207 * 100 * 45mm
- Weight: 680g


The board is as follows, the wiring diagram looks at the following picture: load test, load is IRS2092-1700W power amplifier board, output 2 ohm resistance, input AC 230V power 2185W