CKJ40 кВ Защита от напряжения вакуумный выключатель контактора

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CKJ40  1.14kV voltage protector vacuum contactor circuit breaker


CKJ40 Low voltage 1.14KV Series vacuum contactor is mainly used for AC 50-60HZ,the main circuit rated voltage 1.14KV,rated current from 1000A to 2000A power network systerm for remote making and breakting and frequent starting and control of AC motors,transfermers and the capacitor banks and and other occasions.

2.Product features

2.1:Number of poles:3.

2.2.Coil voltage:AC/DC 110V 220V 380V ,ot can be customized.

3.If have one of the following cases,you should check and asjust the product

A.About six months after first time use:

B.Frequent operation 100000 times

C.The vacuum switch tube contact open distance less than 1.5mm,over travel is less than 0.5mm

E.Mechanical operation have abnormal.

Parameter nameValue
Main circuit rated voltage(KV)
Main circuit rated current(A)1000125016002000
Main circuit Making capacity(A/100 times)10000100001250015000
Main circuit Break-make Ability (A/100 times)8x10³8x10³8x10³8x10³
Ultimate breaking capacity(A/3 times)10x10³10x10³10x10³10x10³
Mechanical life(Times)10x10³10x10³10x10³10x10³
Electricity life AC3(times)25x10³25x10³25x10³25x10³
Electricity life AC4(times)5x10³5x10³5x10³5x10³
Main circuit power frequency withstand voltage(fracture)kv12121212
Control circuit power frequency withstand voltage (KV)2222
Rated operating frequency AC3(Times/h)300300300300
Rated operating frequency AC4(Times/h)120120120120
Clearance between open contacts(mm)5±0.55±0.55±0.55±0.5





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Company Information


 Yueqing Kampa Electric Co.,Ltd. is Established in 1990.Has variety of goods ,such 

 as Relay,Circuit breaker,Switches,Thermocouple,Thermostat,Temperature controller,

 Switch power supply,AVS,Heat sink,Heater,Distribution box,Junction box and so on.

 We are manufacturer and have ten years experience in Electrical industry.


 A.Punctual delivery time:

We carry out your order into our well-organized production schedule, ensure your punctual delivery time.
Production report before your order packed.
Shipping notice and photos sent to you as soon as your order is shipped.

B.After sales service:

We Pay high Attention To Your Feed back after receive the goods.
We Provide 12 months warranty after goods arrive.
We Promise All Parts Available in lifetime use.
We Positively Revert Your Complain Within 48hours.
C.Professional Sales:
We value every Inquiry Sent To Us, Ensure Quick Competitive Offer.
We Cooperate With Customer To Bid Tenders. Provide all Necessary Documents.
We Are A Sales Team, With AllTechnical Support From Engineer Team. 


0.0103 s.