Product description
Mean Well ADD-55B is a power supply with a built-in battery charger and UPS function. Designed for systems requiring battery backup. In the event of a mains power failure, the load is automatically powered by the connected battery.
Specifications:
- Manufacturer: Mean Well
- Model: ADD-55B
- Product type: Power supply with battery charger and UPS function
- Input voltage: 88–264 VAC
- Outputs:
- Output voltage: 27.6 VDC / 1.8 A (adjustable 24-29 V)
- Power: 53.92 W
- Battery connection: 26.5 V
- Battery charging current: 0.16 A
- Battery type: 2 × 12 V AGM, lead-acid, GEL, SLA and VRLA (connected in series)
- Battery low-voltage disconnect: 20 - 22 V
- Ripple and noise: CH1: 100 mVp-p
- Efficiency: 74%
- Protection: Short circuit, overload, overvoltage, reverse battery polarity
- Cooling: Free air convection
- Operating temperature: -10 to +60 °C
- Dimensions: 159 × 97 × 38 mm
- Weight: 0.5 kg