Protection Relays & Systems

Protection relays detect abnormal operating conditions in an industrial system and may trigger an alert or isolate the offending device from the system. Common detection functions include; Arc-flash, temperature monitoring, ground fault, over-current, over-voltage, reverse power flow, over-frequency, under-frequency and phase loss, sequence or imbalance.


Littelfuse Inc. PGR-8800-00-CC

ARC FLASH RELAY CONFORMAL COATED

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Littelfuse Inc. MPU-32-X69X-04X00

GE RETRO RS-232 ETHERNET CIM

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Littelfuse Inc. SE-330HV-23-01

NGR MONITOR HV LVPS ETHERNET NC

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Littelfuse Inc. SE-330HV-21-01

NGR MONITOR HV LVPS DEVICENET NC

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Littelfuse Inc. SE-330HV-23-00

NGR MONITOR HV LVPS ETHERNET

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Littelfuse Inc. SE-330HV-21-00

NGR MONITOR HV LVPS DEVICENET

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Littelfuse Inc. SE-330AU-01-00

NEUTRAL-EARTHING-RESISTOR MON. D

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Littelfuse Inc. SE-330AU-01-01

NEUTRAL-EARTHING-RES MON DEVICEN

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