Result: 670 products
Protection Relays & Systems
Select Mfr Part # Price Stock ? Manufacturer Min order RoHS status Seri Package Part Status Datasheet Features Delay Time Mounting Type Function Operating Temperature Termination Style Voltage - Supply Trip Range
ELR-341-1

ELR-341-1

PANEL MOUNT ELR, LEAKAGE CURRENT

Contact 0 - immediate Selec Controls USA Inc. 1 unknown ELR Box Active Datasheet Automatic Reset, Manual Reset0 ~ 999sPanel MountGround Fault0u00b0C ~ 55u00b0CScrew Terminal90 ~ 270VAC/DC30mA ~ 30A
900CPR-1-230V

900CPR-1-230V

1, OVER / UNDER CURRENT MONITORI

Contact 0 - immediate Selec Controls USA Inc. 1 ROHS3 Compliant 900CPR Box Active Datasheet Automatic Reset, Manual Reset0 ~ 99.9sDIN RailOvercurrent, Undercurrent0u00b0C ~ 50u00b0CScrew Terminal230VAC0 ~ 1.19kA
900CPR-3-230V

900CPR-3-230V

1 & 3, OVER / UNDER CURRENT MON

Contact 0 - immediate Selec Controls USA Inc. 1 ROHS3 Compliant 900CPR Box Active Datasheet Automatic Reset, Manual Reset0 ~ 99.9sDIN RailCurrent Asymmetry, Overcurrent, Undercurrent0u00b0C ~ 50u00b0CScrew Terminal230VAC0 ~ 1.19kA
7760054310

7760054310

WPM-VMR-3PH-PH

Contact 1 - immediate Weidmüller 1 ROHS3 Compliant WPM Box Active Datasheet --DIN RailPhase Loss-20u00b0C ~ 60u00b0CScrew Terminal400VAC-
7760054302

7760054302

EPAK-VMR-3PH-480-ILP-H

Contact 1 - immediate Weidmüller 1 ROHS3 Compliant EPAK Box Active Datasheet --DIN RailPhase Loss, Phase Sequence-20u00b0C ~ 60u00b0CScrew Terminal165 ~ 550VAC-
3RN20111BW30

3RN20111BW30

THERMISTOR MOTOR PROT. 2 CO MANU

Contact 0 - immediate Siemens 1 ROHS3 Compliant SIRIUS Box Active Datasheet Manual Reset-DIN RailOvertemperature-25u00b0C ~ 60u00b0CScrew Terminal24 ~ 240VAC/DC-
7760054245

7760054245

EPAK-VMR-1PH-300-230V

Contact 1 - immediate Weidmüller 1 ROHS3 Compliant EPAK Box Active Datasheet -0 ~ 10sDIN RailUndervoltage-20u00b0C ~ 60u00b0CScrew Terminal85 ~ 264VAC-
GFD-100

GFD-100

GFD SERIES 3-PHASE GROUND FAULT

Contact 0 - immediate ATC-Diversified Electronics 1 RoHS non-compliant GFD Box Active Datasheet --Panel MountGround Fault0u00b0C ~ 55u00b0CWire Leads208 ~ 600VAC-
GFD-200

GFD-200

GFD SERIES 3-PHASE GROUND FAULT

Contact 0 - immediate ATC-Diversified Electronics 1 RoHS non-compliant GFD Box Active Datasheet --Panel MountGround Fault0u00b0C ~ 55u00b0CWire Leads208 ~ 600VAC-
777-HVR-KW/HP-P2

777-HVR-KW/HP-P2

3-PH POWER MONITOR/340-480V/

Contact 0 - immediate Littelfuse Inc. 1 ROHS3 Compliant 777-KW/HP-P2 Bulk Active Datasheet -0 ~ 999sChassis MountMultiple-20u00b0C ~ 70u00b0CScrew Terminal340 ~ 480VAC2 ~ 800A, 340 ~ 528VAC
SE-325E

SE-325E

NGR MONITOR 240VAC SUPPLY

Contact 1 - immediate Littelfuse Inc. 1 RoHS non-compliant SE-325 Bulk Active Datasheet Manual Reset0.1 ~ 2sChassis MountGround Fault-Screw Terminal240VAC0.5 ~ 4A
EL731-20-00

EL731-20-00

AC/DC EARTH-LKGE RELAY

Contact 1 - immediate Littelfuse Inc. 1 ROHS3 Compliant EL731 Bulk Active Datasheet CT Loop Monitoring, Harmonic Filtering0.05 ~ 2sPanel MountGround Fault, Overtemperature-40u00b0C ~ 60u00b0CScrew Terminal24VDC0.03 ~ 5A
MPU-32-04-00

MPU-32-04-00

MPR W/TIA-232/ETHERNET

Contact 1 - immediate Littelfuse Inc. 1 ROHS3 Compliant POWR-GARD® Bulk Active Datasheet --Panel MountMultiple-40u00b0C ~ 60u00b0CScrew Terminal65 ~ 265VAC, 80 ~ 275VDC-
SE-330-03-01

SE-330-03-01

NGR MONITOR NC ETHERNET

Contact 1 - immediate Littelfuse Inc. 1 ROHS3 Compliant SE-330 Bulk Active Datasheet Harmonic Filtering, Manual Reset0.1 ~ 10sPanel MountGround Fault-40u00b0C ~ 60u00b0CScrew Terminal120/240VAC/DC20 ~ 10000VAC
RES020K

RES020K

NGR MONITOR TEST RESISTOR 20 KOH

Contact 1 - immediate Littelfuse Inc. 1 ROHS3 Compliant - Bulk Active Datasheet --------