K34-STR-24..30V-3X500VAC-10A. Switched mode power supply, 23 ... 30 V DC, 8 A. 8 A output load. 3 x 380 ... 500 V AC supply voltage. Sustained short-circuit proof, overload-proof and open-circuit proof. 23 ... 30 VDC output voltage, can be regulated. LED operating display. LED output overload indicator. SELV. Suitable for AS-Interface power supply in gateway-integrated data decoupling. Suitable for AS-Interface power supply in gateway-integrated data decoupling. Up to SIL 3 acc. to IEC/EN 61508