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.

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Littelfuse Inc. PGR-6100-240

MOTOR GROUND FAULT & INSUL RELAY

1713.38

Littelfuse Inc. SE-325ST

NGR MON EXTENDED RF TIME GF 0.1-

1605.61

Littelfuse Inc. SE-325SN

NGR MON EXTENDED RF TRIP NON-LAT

1605.61

Littelfuse Inc. SE-325NT

NGR MON 120 VAC NON-LATCH GF 0.1

1605.61

Littelfuse Inc. SE-325ENT

NGR MON 240 VAC NON-LATCH GF 0.1

1605.61

Littelfuse Inc. EL731-20-10

AC/DC EARTH-LKGE RELAY

1598.51

Littelfuse Inc. SE-107DL

GF-GC MON UVR LATCHING GC 120V

1580.57

Littelfuse Inc. SE-105DL

GF-GC MON 120VAC/VCD LATCHING GC

1580.57