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JRS4-F thermal overload relay

JRS4-F thermal overload relay
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JRS4-F Range Thermal Overload Relay JRS4-F range thermal overload relay Is used In AC 50/60Hz, rated current 101A-500A In circuit, for protecting AC motor against overload or phase-breaking. Main for constructlonx mechanlcak metallurgical and ndustrles, protect motor against potential overload and phase-brea kin g FKÌ^ÌÌJS MAIN FEATURE OF THE PRODUCT The structure of JRS4-F series thermal relay are "Iayer2" three- dimensional layout, the lower Is current transformer; the upper Is JRS4-d thermal relay; With protection against overload and phase-breaklngx temperature compensatlonx manual and automatic reset function action release showerN device detect f unctlonx adjustable setting current and the advantage of d range thermal relay. A I3M]^S10£S; Trip grade: class 10; Strong arrangement function can be used combination with GSC2-F AC contactor and GSC4-NF reverse contactor; also can be used combination with other contactors In electrical apparatus circle. E, ISmiiSSt. TYPE AND MEANS Setting the maximum current: 160A-500A Kt1~)5^ Design serial number J^ÎiS^ÉIÏE&ti Thermal overload relay MzÈft^ Derived code ±g&##£t MAIN TECHNICAL PARAMETERS I 3EllR^vill$[ main technical parameters

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3Ì^^>^ìJlì5>BflÌ setting current regulator area =^@5jZf|ByjÉ5z¿lfPít)|4 balance 3-phase action feature

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ïffffizil^ïlf'S phase-breaking action feature ¿^MlttíSÜ temperature compensation feature 0!t|B]-^)jTiSKfflffl^ Time- current release curve Average action time of corresponding current setting multiple 1 tì/f îSff 5â=Îi¥fiiSfPÎStï Blance 3-phase protection feature from cold state begin 2 Ö^ïSff 5â=Îi¥fiiSfPÎStï Blance 3-phase protection feature from cold state begin 3 ifjJSfSfPïftï Lack phase protection feature

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^lí,i§±x $ii,S§te^ffl Heat the main relay, Des circuit wiring diagram ÌEgSgMain circuit ]^,S§Auxiliary circuit OUTLINE AND INSTALLATION DIMENSIONS JRS4-160F Outline And Installation Dimensions JRS4-250F-500F Outline And Installation Dimensions

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A* WSSiSÌflCEfflììÌM USE CAPTION OF FUNCTIONAL BUTTON setting current construct button © SKÍDÍBW release shower normally closed contact breaking button ©MiïzfôfflA: mahmíi M-. ÏSJMCZ Reset button A: automatic reset M: hand operate reset connect terminal, 95, 96 Is normally closed contact, 97, 98 Is normally open main cycle connect terminal code © IKKÍH test button The product is qualified when out of the factory, it is not allowed to debug or demolish lossen the screw on the product. Select therm al rel ay, should choose adapt thermal re lay according protected motor's motor rated current...

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