CE certificate AC SSR of Three Phase (1) CE certificate (2)control voltage:3-32VDC load voltage: ... : 1. Control: 12 V, 15V, 24V can be 2. Photoelectric input and output isolation, the case insulation 2500 V, with overheating protection 3 ... protection 4. Non-contact, no spark, no noise, steady work, and LED-off instructions 1000A AC SSR Complete Appliance Of Three Phase