Fasebewakingsrelais  (1.188 artikelen gevonden)

For AC and DC systems Type B To detect earth faults in grounded voltage systems 4 setting ranges from 10 mA to 3 A Manual reset, with alarm and pre-warning With adjustable switching delay Energized...

No external sensors necessary Independent of direction Broken wire detection Forcibly guided safety contacts: 3 NO contacts, 1 NC contact for AC 250 V 2 semiconductor monitoring outputs 1 monitorin...

Detection of undervoltage in 3-phase systems Without separately auxiliary voltage (internal supply from all 3 phases) LED indication for operation voltage and contact position De-energised on trip ...

Safe standstill detection on 3and single-phase motors No external sensors necessary Independent of direction Broken wire detection Forcibly guided safety contacts: 3 NO contacts, 1 NC contact for A...

Safe standstill detection on 3and single-phase motors No external sensors necessary Independent of direction Broken wire detection Forcibly guided safety contacts: 3 NO contacts, 1 NC contact for A...

MK9052 - Thermistor motor protection relay. 1 input for thermistors or bi-metallic contacts Wire breakage detection in the sensor circuit LED for switching status Rest current principle 1 changeove...

GIC Frequency Monitoring Series PD225. Professional range of frequency monitoring relays for industrial and agricultural needs. Wide auxiliary supply voltage 110 to 240 vac or 220 to 440 vac Over f...

Detection of undervoltage in 3-phase systems Without separately auxiliary voltage (internal supply from all 3 phases) LED indication for operation voltage and contact position De-energised on trip ...

IL9071 — undervoltage relay, 3 phase. Single phase connection also an option Fixed fall-back value Closed circuit current principle LED display of switch state Adjustable phase sequence 2 changeove...

Undervoltage relay for detecting short interruptions, IL9079. The IL9079 is an undervoltage relay for detecting short interruptions. Enclosure version for the IL 9079 has a depth of 59 mm. Terminal...

GIC Combined Phase Failure ; Thermistor PTC Relay. Professional thermistor relay with protection againt phase sequence, phase loss and phase asymmetry faults. Monitors and protects motors with inte...

IL9077 - Over and under voltage relay. Detection of over voltage, under voltage and phase failure Network error diagnosis through more LEDs Response values for over and under voltage separately adj...

GIC Phase Failure ; Neutral Loss Detection Monitoring Relays. Supply monitoring relays with combined phase failure and neutral loss detection. Phase loss failure detection Neutral loss detection Ph...

GIC Supply Monitoring SM Range. GIC's profesional range of single and three phase supply monitors that are feature rich for industrial and agricultural use. The range covers phase loss/phase revers...

GIC PTC Thermistor Relay Series PD225. Professional thermistor relay containing protection againt Phase sequence fault. Monitors and protects motors with integrated PTC resistor sensors Protection ...