Siemens Current Monitoring Relay, 2 Phase, SPDT

Siemens Current Monitoring Relay, 2 Phase, SPDT

จำหน่าย Siemens 3RR21431AA30 : The Siemens Monitoring relay can be mounted to contactor 3RT2, Size S2 standard, analog adjustable Apparent current monitoring 8 to 80 A at 50 to 60 Hz, 2-phase current monitoring, 24 V AC/DC supply voltage and 1 change-over contact monitoring for current overshoot and undershoot with phase failure, cable break with or without fault buffer ON delay 0 to 60 seconds noise pulse suppression 0 to 30 seconds, switching hysteresis 6 percent and screw connection system with any mounting position, IP20 protection class. และอุปกรณ์อื่นๆที่เกี่ยวข้องอีกมากมาย