JRS4-DR Range Thermal Overload Contactor Relay

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JRS4-DR Range Thermal Overload Contactor Relay

JRS4-dR range thermal overload contactor relay is designed to protect AC motors against overload and phase-breaking. It is designed with setting current regulation device, manual and automatic resetting function, normally closed contact disconnection button, ambient temperature compensation function, and more.

Type Description

Main Technical Parameters
TypeJRS4-09-25dRJRS4-32dR
Rated insulation voltage, Ui (V)690
Auxiliary
circuit
Rated working voltage and
utilization category, Ue (V)
AC-15: 380V 220V
DC-13: 220V 110V
Conventional thermal current, lth (A)5A
Connectable minimum load24V,10mA
Ambient temperature (℃)-5~+40
Elevation (m)≤2000
Environment conditionRelative humidity is not exceeding 50% at the maximum ambient temperature of 40℃; Relative humidity is not exceeding 90% at 20℃
Standard IEC 60947-4 GB14048.4
Storage environmentTemperature: -25℃ ~ 55℃;
Relative humidity: 95% (at 25℃)
Pollution gradeClass 3
Protection grade of exterior frame IP10
Installing conditionThe installation inclination angle should be no more than five degrees.
Main circuit
wiring capacity
Soft wire (mm2)410
Hard wire (mm2)616
Wire number22
Setting Current Adjustment Range and Serial Number
TypeThermal elements SCPD fuse (A) Compatible AC contactor model number
Serial numberSetting current adjustment range (A)A MgG
JRS4-09dR3010.1~0.160.252GSC3-09~18
3020.16~0.250.52
3030.25~0.4012
3040.40~0.6312
3050.63~124
3061. 0~1.624
3071.6~2.546
3082.5~4610
3104~6816
3125.5~81220
3147~101220
JRS4-12dR3169~131625
JRS4-18dR32112~182035
JRS4-25dR32217~252550GSC3-25
JRS4-32dR35323~324063GSC3-32
35528~364080
Wiring Picture

Outline and Installation Size

We are a professional thermal overload contactor relay manufacturer in China. We also provide DC operate contactor relay, overload procession device, switch contactor, leakage protection circuit breaker, and much more.

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