Power phase failure protection sequence relay ND-380

CG 3-Phase Monitor Relay Sequence Protection Din Rail Module Board 5A 24V DC 220VAC Phase Failure Monitoring SPDT Voltage Relay

CG ZN48 DC12V DC24V AC110V AC220V AC380V 48*48mm Digital Display Counter Double Delay Relay Intelligent Indicator Timers

CG DH48S-S Programmable Double Time Delay Relay Repeat Cycle SPDT With Socket Voltage DC12V DC24V AC110 AC220V