JRS1(LR1-D)-Shanghai Wenba Electric Co., Ltd.

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JRS1(LR1-D)

JRS1(LR1-D) series thermal relay

JRS1(LR1-D) series thermal relay is suitable for using in the circuits rated voltage up to 660V, rated current 80A AC 50Hz or 60Hz, for over-voltage protection of A.C. motor. The relay has the differential mechanism and temperature compensation and can plug ir CJX2(LC1-D) series A.C. contactor. The product conforms to GB14048.4, IEC60947-4 stardands.

Main technical Specifications

Type	Number	Setting Range(A)	For Contactor
JRS1 LR1-D	09301	0.1~0.16	D09~D25
	09302	0.16~0.25	D09~D25
	09303	0.25~0.4	D09~D25
	09304	0.4~0.63	D09~D25
	09305	0.63~1	D09~D25
	09306	1~1.6	D09~D25
	09307	1.6~2.5	D09~D25
	09308	2.5~4	D09~D25
	09310	4~6	D09~D25
	09312	5.5~8	D09~D25
	09314	7~10	D09~D25
	12316	10~13	D09~D25
	16321	13~18	D09~D25
	25322	18~25	D09~D25
	40353	23~32	D09~D25
	40355	30~40	D40、D50、D63
	63357	38~50	D40、D50、D63
	63359	48~57	D40、D50、D63
	63361	57~66	D40、D50、D63
	80363	63~80	D40、D50、D63

Motion characteristic

MOTION CHARACTERISTIC:THREE-PHASE BALANCE MOTION TIME

No	Times the setting current	Motion time			Start conidition	Ambient temperature
1	1.05	>2h			cold state	20±5℃
2	1.2	<2h			heat state (Following the No.1 test)
3	1.5	<4min
4	7.2	10A	2s<Tp≤10s	≤63A	cold state
		10	4s<Tp≤10s	>63A

PHASE-LOSING MOTION CHARACTERISTIC

No	Times the setting current		Motion time	Start condition	Ambient temperature
	Any two phase	Another phase
1	1.0	0.9	>2h	cold state	20±5℃
2	1.15	0	<2h	heat state (Following the No.1 test)

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JRS1(LR1-D)

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