Protection Relays & Systems

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Mfr Part #	Quantity Available	Price	Series	Package	Product Status	Function	Voltage - Supply	Trip Range	Delay Time	Mounting Type	Termination Style	Features	Operating Temperature

777-P2 3-PHASE OLR/200-480V/2-800FLA+ Littelfuse Inc.	6 In Stock 17 Factory	1 : ¥5,470.87000 Bulk	777	Bulk	Active	Multiple	200 ~ 480VAC	200 ~ 480V AC	-	Chassis Mount	Screw Terminal	-	-20°C ~ 70°C
777-LR-P2 3-PHASE OVERLOAD RELAY/200-480 Littelfuse Inc.	2 In Stock	1 : ¥5,470.87000 Bulk	777	Bulk	Active	-	200 ~ 480VAC	200 ~ 480V AC	-	Chassis Mount	-	-	-20°C ~ 70°C
777-KW/HP-P2 3-PHASE POWER MONITOR/200-480V Littelfuse Inc.	1 In Stock 1 Factory	1 : ¥4,876.60000 Bulk	777-KW/HP-P2	Bulk	Active	Multiple	200 ~ 480VAC	200 ~ 480V AC	-	Chassis Mount	Screw Terminal	-	-20°C ~ 70°C

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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.