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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)