Siemens 6EP3446-7SB00-3AX0 SITOP PSU6200 48 V/10 A stabilized power supply. SITOP PSU6200 48 V/10 A Stabilized power supply Input: 400 - 500 V AC Output: 48 V DC/10 A with diagnostic interface. It belongs to 3-phase, 48 V DC. Recorded manufacturer technical characteristics include IP Rating: IP20; Efficiency: 96.2 %; Buffering Time: 25 ms; Output Current: 10 A; Input Voltage DC: 450 - 600 V; Protection Class: Class I; Output Voltage DC: 48 V; Residual Ripple (max): 40 mV.