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Electromechanical Relays -- NR2 (JR28) SERIES Main Description:
NR2 (JR28) is mainly applicable to a circuit of AC 50Hz/60Hz, rated working voltage up to 690V and current from 0.1A to 630A Used to protect a motor from overload, phase-failure, extra-long starting time and blocking time jam It can be installed with inserting in a corresponding AC contactor or installed independently It can replace JRS1 series thermal overload relay NR2 has seven types, among which four types of 11.5A~93A can be used in a main circuit after directly inserted to NC1 For three types of 120A~630A, each type is composed of a current transformer and a NR2-11.5 With function of temperature compensation With function of action indication and action flexibility checking Equipped with button to switch off normal close contact manually Equipped with manual reset button and automatic reset button, which are convertible between each other
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