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. SE-325DSNT

NGR MON 120V NL EXT RF GF 0.1-5S

2300.18

Littelfuse Inc. SE-330HV-00-01

NGR MONITOR HV NC K4

3131.77

Littelfuse Inc. SE-330HV-00-00

NGR MONITOR HV

3131.77

Phoenix Contact 2701462

MEASUREMENT SYSTEM FOR LOAD CHAR

4191.02

Littelfuse Inc. FPS-CTU-01-00

FEEDER PROTECT CONTROL UNIT

4509.54

Littelfuse Inc. MPS-CTU-02-00

MPS W/DEVICENET CONTROL UNIT

4502.45

Littelfuse Inc. SE-330-08-01

NGR MON UNIV DUAL SC FIBER 61850

4648.82

Littelfuse Inc. SE-134C-XGC-10

GF-GC MON DC SUPPLY EXT-GC

4891.45