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Input
Input: voltage range 90 - 264 Vrms
Frequency: 47 - 63 Hz (360 - 440 Hz with higher leakage)
Inrush current: 70 Apk, < 1 ms, cold start
Efficiency: 93% typical
Leakage current: Specified for medical approvals
No load power: < 500 mW
Output
Maximum power:
250 W, forced-air cooling
155 W, free-air natural convection
Adjustment range: -0% / +10%
Holdup time: 10 ms @ 225 W
Fan output: 12 V @ 500 mA
Standby output: 5 V @ 100 mA (For CPS253-M1 only)
Control and Protection
Remote On/Off: For CPS253-M1 only
DC OK: For CPS253-M1 only
Overvoltage protection: Latching/AC Recycle required to restart PSU
Overcurrent protection: Auto-recovery
Short circuit protection: Auto-recovery (impedance <50 mOhm
Overtemperature protection: Auto-recovery with hysteresis
Environmental Specifications
Operating temperature: -20 °C to +70 °C (derate at 50 °C), startup at -40 °C
Storage temperature: -40 °C to +85 °C
Operating humidity: 5% to 90% (non-condensing)
Non-operating humidity: 5% to 95% (non-condensing)
Maximum altitude: 5000 m (3000 m for medical), derating may apply
Ordering Information
Output voltage: 48 V
Minimum load: 0 A
Max. Continuous Load (Free Air): 3.32 A
Peak Load (Free Air): 3.88 A
Max. Continuous Load (Forced Air): 5.21 A
Regulation: ±2%
Ripple (p-p): 480 mV
