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CKJ5-1.14/1000 AC Vacuum Contactor is designed for long-distance making and breaking of circuit, frequent starting and controlling of AC motors in the power systems, with AC 50/60Hz, rated voltage of 1140V and rated current to 1000A. It also can be equipped with thermal relay and all kinds of protection apparatus like electromagnetic starter, especially applied to explosion-proof starter and so on.
Main technical parameter
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Product model |
Rated voltage (V) |
Rated current In（A） |
Main contacts parameters |
Power frequency voltage
resistance (V)
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|
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Main circuit |
Control circuit |
Opening distance （mm） |
Over travel |
Final pressure |
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Main circuit |
Auxiliary circuit |
Control circuit |
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CKJ5-630A/1140V |
1140 |
36.110.220.380 |
630 |
2±0.2 |
1±0.2 |
30±3 |
4200 |
2500 |
2000 |
|
|
CKJ5-800A/1140V |
1140 |
36.110.220.380 |
800 |
2±0.2 |
1±0.2 |
30±3 |
4200 |
2500 |
2000 |
|
|
CKJ5-1000A/1140V |
1140 |
36.110.220.380 |
1000 |
2±0.2 |
1±0.2 |
30±3 |
4200 |
2500 |
2000 |
|
|
Product model |
Making capacity |
Breaking capacity |
Limit breaking current (A) |
Electrical life (times) |
Mechanical life (times) |
Overload capacity |
|
|
AC3 |
AC4 |
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CKJ5-630A/1140V |
10In,100times |
8In,25 times |
6000,3 times |
60*104 |
1.5*104 |
300*104 |
8In 10S |
|
CKJ5-800A/1140V |
10In,100times |
8In,25 times |
6000,3 times |
60*104 |
1.5*104 |
300*104 |
8In 10S |
|
CKJ5-1000A/1140V |
10In,100times |
8In,25 times |
6000,3 times |
60*104 |
1.5*104 |
300*104 |
8In 10S |
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