| Customization: | Available |
|---|---|
| Electricity Type: | AC |
| Number of Pole: | 3 |
|
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JCZ8 series high voltage vacuum contactor is suitable for AC 50~60Hz,main circuit rated voltage 7.2KV/12KV,rated current from 160A to 1000A power network system for remote making and breaking and frequent starting and controlling AC motors, transformers and capacitor bank.
Product overview
JCZ8 series high voltage vacuum contactor is suitable for AC 50~60Hz,main circuit rated voltage 7.2KV/12KV,rated current from 160A to 1000A power network system for remote making and breaking and frequent starting and controlling AC motors, transformers and capacitor banks.
Model and meaning
Technical Parameters Form
|
Name of parameter |
Value |
||||
|
Rated voltage(KV) |
12(7.2) |
12 |
|||
|
Rated current(A) |
160/250 |
400 |
630 |
800 |
1000 |
|
Main circuit making capacity (A/100times) |
2500 |
4000 |
6300 |
8000 |
8000 |
|
Main circuit break-make ability (A/25times) |
2000 |
3200 |
5000 |
6300 |
6300 |
|
Ultimate breaking capacity(A/3times) |
4000 |
4500 |
6300 |
6300 |
8000 |
|
Electrical life AC3(Times) |
25*104 |
25*104 |
20*104 |
20*104 |
20*104 |
|
Electrical life AC4(Times) |
10*104 |
10*104 |
10*104 |
10*104 |
10*104 |
|
Mechanical life(Times) |
10*105 |
10*105 |
10*105 |
10*105 |
10*105 |
|
Permanent magnet mechanism life(Times) |
10*104 |
10*104 |
10*104 |
10*104 |
10*104 |
|
Power-frequency withstand voltage of the main circuit(fracture)(kV) |
42(32) |
42(32) |
42(32) |
42 |
42 |
|
Phase-phase,Phase-ground Power Frequency Withstand Voltage(kV) |
42(32) |
42(32) |
42(32) |
42 |
42 |
|
Power-frequency withstand voltage of the control circuit (kV) |
2.5 |
2.5 |
2.5 |
2.5 |
2.5 |
|
Lightning Impulse Withstand Voltage(kV) |
75(60) |
75(60) |
75(60) |
75 |
75 |
|
Rated operating frequency (Times/h) |
300 |
300 |
300 |
300 |
300 |
|
Rated operating frequency of the permanent magnet type (Times/h) |
120 |
120 |
120 |
120 |
120 |
|
Terminal Pressure(N) |
>100 |
>150 |
>150 |
>150 |
>180 |
|
Clearance between open contacts (mm) |
6(5)±0.5 |
6(5)±0.5 |
6(5)±0.5 |
6±0.5 |
6±0.5 |
|
Overtravel(mm) |
1.5±0.5 |
1.5±0.5 |
1.5±0.5 |
1.5±0.5 |
1.5±0.5 |
|
Main Circuit Contact Resistance(µΩ) |
≤200 |
≤200 |
≤150 |
≤150 |
≤100 |
Product Dimensional Drawing
The values in "( )" are for 7.2KV
| Rated current | copper bar specification |
|
250A |
5×30 |
|
400A |
6×30 |
|
630A |
8×30 |
| Rated current | copper bar specification |
|
800A |
8×40 |
|
1000A |
10×40 |
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