TECHNICAL DATASHEET ■ EN55032 class B conducted emission ■ Isolated between Protected Earth and Return SAFETY STANDARD APPROVAL This AC-DC switching power supplies in a package of 127 x 76.2 x 31.6 mm (above PCB) is a Class-I (with Protection Earth) safety construction and isolated dual outputs 54V & 12V PSU that suitable for PoE Switch and Networking application. This PSU is capable of delivering 320 watts continuous power at 7 CFM forced air cooling or 150 watts continuous power at convection cooling and 50°C operation temperature. Temperature coefficient: Transient response: Operating temperature: Storage temperature: Relative humidity: Derating: cold start Withstand voltage: 3000 VAC from input to output 1500 VAC from input to ground 1500 VAC from output to ground INPUT SPECIFICATIONS Input frequency: Input current: : Earth leakage current: : Touch current: : OUTPUT SPECIFICATIONS Output voltage/current: See rating chart. Total output power: 320 watts maximum Ripple and noise: 1% peak to peak maximum Latch off Auto recovery Auto recovery All outputs ±0.04% /C maximum Maximum excursion of 4% or better on all models, recovering to 1% of final value within 500 us after a 25% step load change Derate from 100% at +50C linearly to and forced-air cooling conditions. GENERAL SPECIFICATIONS Power factor: 0.95 mini. @ 115VAC & 100% load 0.98 mini. @ 230VAC & 100% load Efficiency: Refer to rating table Turn-On Delay Time: < 1.5 sec Hold-up time: 10 mS mini. @ 115VAC & 230VAC, 100% load Line regulation: ±0.2% maximum at full load Inrush current: No damage to PSU @ 115VAC & 230VAC, 25C & Isolation resistance: Input to output 100M ohm @ 500Vdc MTBF: 350,000 hours mini. at full load, 25C ambient temperature, Harmonic distortion, Class D Line flicker ESD, ±8 KV air and ±4 KV contact Radiated immunity, 3 V/m Fast transient/burst, ±1 KV Surge, ±2 KV diff., ±4 KV com. Conducted immunity, 3 Vrms Magnetic Field immunity, 1 A/m Voltage dip immunity @ 230Vac, 50Hz 100% reduction for 10 ms, criteria A 30% reduction for 500 ms, criteria A © 2024 FSP Group. All Rights Reserved. All trademarks are registered to their respective owners.

TECHNICAL DATASHEET 1. Forced air 7 CFM to be provide by user. 2. Ripple and noise is maximum peak to peak voltage value measured at output within 20 MHz bandwidth, at rated line voltage and output load ranges, and with a 10 |.Ftantalum (or electrolytic) capacitor in parallel with a 0.1 [Fceramic capacitor across the output. © 2024 FSP Group. All Rights Reserved. All trademarks are registered to their respective owners.

TECHNICAL DATASHEET 5. To ensure compliance with level B emissions, connect the four PCB mounting holes with metallic standoffs to the chassis. Weight: 380 grams (0.837 lbs.) approx. © 2024 FSP Group. All Rights Reserved. All trademarks are registered to their respective owners.