Wuxi Haibang Mechanical & Electrical Manufacturing Co.,Ltd
Wuxi Haibang Mechanical & Electrical Manufacturing Co.,Ltd
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Hai Bang Single Phase 1.14kV Vacuum Contactor–Type CKJ1-1.14D/D630~2500 is suitable for AC 50~60Hz power systems, main circuit rated voltage 1140V, rated current 630~2500A. This type of Single Phase low voltage Vacuum Contactor is mainly used as a grounding switch when a single-phase ground fault occurs. Single Phase 1.14kV Vacuum Contactor is used in electrical occasions that require single-phase control. The altitude of the environment where the 1.14kV Single Phase Vacuum Contactor is used does not exceed 1000 meters above sea level.
Technical Data:
|
Name |
Unit |
Value |
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|
Main circuit |
Rated working voltage (Ue) |
V |
1140 |
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|
Rated working current (Ie) |
A |
630~ 2500 |
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|
Rated frequency (fr) |
Hz |
50~60 |
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|
Rated connecting capacity |
A |
4Ie (AC-4) |
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|
Rated breaking capacity |
A |
4Ie (AC-2) |
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|
Ultimate breaking capacity |
kA |
5 |
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|
Rated short time withstand current |
A/s |
4Ie/10 |
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|
Power frequency withstand voltage |
Wiring terminal to earth |
kV |
4.2 |
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|
Vacuum breaks |
kV |
10 |
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|
Lightening impulse withstand voltage |
kV |
8 |
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|
Control circuit |
Rated voltage (Us) |
V |
AC 110/220/380 |
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|
DC 110/220 |
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Rated power (Ps)electric holding |
VA |
≤1000/100 (absorbing/holding) |
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Auxiliary circuit |
Form |
(3a+2b) |
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|
Rated value |
AC 380V/5A, |
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|
DC 380V/1A |
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|
Control circuit, auxiliary circuit to earth power frequency withstand voltage |
kV |
2 |
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|
Rated operating frequency |
Long-term |
time/h |
300 |
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Short-term |
time/h |
600 |
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|
Mechanical endurance |
10000 times |
100 |
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|
Electrical endurance |
10000 times |
25 (AC-2) |
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Mechanical characteristics |
Closing time |
ms |
≤200 |
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|
Original opening time |
ms |
≤150 |
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Closing tripping |
ms |
≤5 |
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Remark: rated control voltage can be made according to customer’s requirements. |
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