NO36 series 660V thermal relay is suitable for AC 50Hz or 60Hz, main circuit rated voltage up to 660V, current up to 160A, used as protecting AC three-phase motor against overload, and has the functions of breaking phase protection, temperture compensation. It can automatically and manually reset, too. The product conforms to GB14048.4, IEC60947-4 stardand.
Main Technical Specifications Type NO36-20 NO36-32 NO36-63 NO36-160 Setting Range(A) 0.25~0.35 10~16 14~22 40~63 0.32~0.5 14~22 20~32 53~85 0.45~0.72 20~32 28~45 75~120 0.68~1.1 40~63 100~160 1~1.6 1.5~2.4 2.2~3.5 3.2~5 4.5~7.2 6.8~11 10~16 14~22 MOTION CHARACTERISTIC:THREE-PHASE BALANCE MOTION TIME No Times the setting current Motion time Start coniditionAmbient temperature11.05>2hcold state20±5ºC21.2<2hheat state
(Following the No.1 test)31.5<4min47.210A2s < Tp ≤ 10s≤ 63Acold state104s < Tp ≤10s>63A
PHASE-LOSING MOTION CHARACTERISTICNoTimes the setting currentMotion timeStart conditionAmbient temperatureAny two phaseAnother phase11.00.9>2hcold state20±5ºC21.150<2hheat state
(Following the No.1 test)
660V thermal overload relay Dimension
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