Technical Information & Details for MEAN WELL AD-155B Power Supply
- Output Power: 151.55 W (Total Output)
- Output Voltage: CH1: 27.6 V DC, CH2 (Battery Charger): 27.1 V DC
- Output Current: CH1: 5 A, CH2: 0.5 A (Current Range CH1: 0 – 5.5 A, CH2: 0 – 0.5 A)
- Input Voltage Range: 88 – 264 V AC / 124 – 370 V DC, 47 – 63 Hz
- Efficiency: 84%
- Ripple & Noise: 150 mVp-p (CH1)
- Inrush Current: Max. 23 A @115 VAC / 45 A @230 VAC (Cold Start)
- Power Factor (Typ.): PF > 0.92 at full load
- Working Temperature: −10 °C to +60 °C (Refer to derating curve)
- Cooling: Free air convection (Fanless option / 21.6 CFM forced air option)
- Protections: Short circuit, Overload, Overvoltage, Battery low protection
- Isolation Voltage: 3000 V AC (I/P-O/P), 2000 V AC (I/P-FG), 500 V AC (O/P-FG)
- Dimensions (L x W x H): 199 mm x 110 mm x 50 mm
- Weight: approx. 880 g
- Safety & EMC Certificates: UL62368-1, TUV EN62368-1, EAC TP TC 004, BS EN/EN55032 Class B
- Warranty: 2 Years
Information about MEAN WELL AD-155B
Designed for critical backup applications, the MEAN WELL AD-155B features a built-in UPS function with battery charger to keep essential hardware running seamlessly during power interruptions. The primary channel allows precise fine-tuning via its CH1 voltage adjustment range of 24–29 V DC, giving system builders flexibility across varying load requirements. Power quality is optimized through an active power factor correction exceeding PF>0.92 at full rated load. Engineered for industrial durability, it easily withstands demanding environments thanks to its vibration resistance rated up to 2G.
