HD,HS series knife switch open type, rated operate frequency is 50Hz, rated operate voltage AC400V.In the power-distribute equioments of industry enterprise, this product is used as connector and isolator for applicable AC cirucit.(if it is requied to break and make DC cirucit,please contact us.it should be customized.)
1.1 HD(HS)11 central handle type,is mainly applied to power station, can not break the charged circuit,as the electrical isolator.
1.2 HD(HS)12 lateral frontal leverage mechanism type , is mainly applied to the cabinet which has front-operate and front-maintenance,operate mechaniam can be installed at the cabinet side.
1.3 HD(HS)13 central front lever operate mechanism type ,is mainly applied to the cabinet which has front operate,back-maintenance, operate mechanism can be set in front.
1.4 HD(HS)14 side operate handle type, is mainly applied to power box.
1.5 The product equips with arc extingushing room, can break the circuit with applicable current.And other series product without arc extinguishing device only can be the isolator.
Normal operational conditions and installation conditions
3.1 Temperater: no higher than +40ºC,and no lower than -5ºC,and the day average temperature no higher than +35ºC.
3.2 Altitude: no higher than 2000m
3.3 The relative humidity: no more than 50%,when temperature is +40ºC.The product can withstand higher humidity under lower temperature,for instance,when it at +20ºC,the production can withstand 90% relative humidity.
The condensation that happened because of temperature changes should be taken care.
And Installation location should have no exploresion danger, and no gas and conductive dust which can cause corrosion and insulation damage.
3.4 Class of pollution: 3 Calss
3.6 Installation type:III, IV.
For more details and information,please contact us with no hesitate
Or visit our website: http://www.chinapeople.com
Main technical parameter
|Rated operate voltage(V)||rated insulation voltage(V)||conventional thermal current(A)||rated short-time withstand current(kA)||rated short-circuit connecting capacity(kA)||electrical life||mechanical life||operate force (N)|