GSR3 Electrical overload relay
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GSR3Range Electric Overload Relay —* fflü APPLICATION GSR3 range electric overload relay Is used In AC 50Hz/60Hz, rated work voltage Is up to 660V , rated work current Is up to 95A, for protect AC motor against overloadx phase-breaking and 3-phase unbalance, can combine with AC contactor Into motor starter. IS^RSX TYPE AND MEANING Installation code: "Z" that combination of installation "G", said the installation of separate rail or screw '- R/^rSSyttl? R for the modified code Current code requirements (see table 1 ] Release level code: 1, said 10, 20, said 2 Structural specifications, code-named: supporting the AC contactor rated current that - Design serial number - E[3,?jtííS!^líE|3,§§ Electric overload relay - lÈlil/f^^ Enterprises code STRUCTURE FEATURE AND TECHNICAL PARAMETERS Current transformer of 3-phases In the products,can go on effective prototectlon Contents SCM microprocessors, can Intelligent control; With same thermal protection curve mathematical model between Internal of overload relay and motor; \ MMTÎ^tfàÎB7J\tl (S2) ; With status display (as table 2); Installation way:GSR3-09/25 only with GSC1-09/25 range contacor combination installation; GSR3-09/25R with GSC3-09/25 range contacor combination installation,and independent installation (added independent block); GSR3-40/95 with GSC1-40/95 and GSC3-40/95 range contacor combination installation. A iÉS)mS>BSKÍ5¡i ; The use range quite wide;

A fêJ5B#gfêttffi^^t7E; Overload protection: anti-curve time limitforaction; Open-phase Protection: electric load with running off with time release A ÜfÍ^fSÍP: fSËSBltBïf ttSflfPo Block-reverse protection: act according anti-time. Phase imbalance protection: the rate of phase imbalance is above 35%, act in 2s Rate of phase imbalance = maximum of phase current-average of 3-phase current x -| OO % Thermal memory function: can simulate memory heat accumulation of motor, cumulative memory continuous heat caused by motor starter, operation, overload and breaking. Can protect repeated overload,...

H z^j^íff ÍE action feature OUTLINE AND INSTALLATION SIZE A GSR3-09/25R ^HSLRTt" GSR3-09/25R Outline And Installation Size GSRS-Og^ö^hlJR^ GSR3-09/25 Outline And Installation Size GSR3-09/25R outline and installation size of independent installation GSR3-40/955'hlJRli(S4) GSR3-40/95 Outline And Installation Size

MAIN CIRCUIT,POWER CIRCUIT AND AUXILIARY CIRCUIT WIRING BLOCK OF SIGNS AND WIRING PICTURE A* ffifflaWHj USE POINT FOR ATTENTION_ A Ì5ÈfflBM^I5ìèAC220Vj$félJ33,ÌÌ; Use must connect AC220V of contol power; When the product connect AC220V of control power,if need adjust setting cur rent,then adjust after the reset button must dick to enable the product to The product in overload operation once the reset,automatic get rid of the accumlated quantity of heat. A f^SRSbffi^^^SS^iÊfflo the product only can be used in AC arcuit. I fflPfflííiá5ÍBBi§ : need remark following content: A rSlJsx SÍ?T¡;...