SIEMENS

3UG4615-1CR20 Siemens VOLTAGE MONITORING RELAY

3UG4616-1CR20 Digital monitoring relay for 3-phase voltage with N-conductor Seimens

The preferred successor type is 3UG5618-1CR20 phase sequence phase failure 3x160-690 V screw digital monitoring relay for 3-phase supply voltage automatic phase sequence correction phase failure 3 x 160 to 690 V 50 to 60 Hz AC undervoltage and overvoltage 160-690 V hysteresis 1-20 V OFF delay 0-20 s asymmetry 0-20% 1 CO for phase correction 1 CO for power system faults screw terminal

3UG4622-1AW30 Siemens Current Monitoring Relay With SPDT Contacts, 24 → 240 V ac/dc Supply Voltage, 1 Phase

3UG4641-1CS20Siemens Current Monitoring Relay With DPDT Contacts,

monitoring relay phase sequence monitoring 3x 160-690 V AC, 15-70 Hz 2 changeover contacts screw terminal