... 2.Tripping characteristics:B(3-5)In,C(5-10)In,D(10-15)In; 3.No. of pole ... Un) AC240/415VRated frequency 50/60HzTripping curve B,C,DRelease action characteristicsTime delay1.13In>1h Non-trip1.45In ... <1h trip2.55In 1s~60S tripInstantaneous(Curve C)5In >0.1s Non-trip10In<0.1s tripMagnetic ... life 20000 timesTropical ration Treatmen 2(RH95%,at 55°C)Protection degree IP20Service: pre-sale, sale and after- ...