| Electricity Type: | AC |
|---|---|
| Number of Pole: | 3 |
| Phase: | 3 |
| Main Circuit Rating Voltage: | High Voltage |
| Main Circuit Rating Current: | 630A |
| Type: | Ac Contactors |
| Samples: |
|---|
| Customization: |
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Suppliers with verified business licenses
Audited Supplier ZN3 series AC high voltage permanent magnet vacuum switch is suitable for AC 50~60Hz,main circuit rated voltage 12KV,rated current from 160A to 1250A power network system for remote making and breaking and frequent starting and controlling AC motors, transformers and capacitor banks. It is especially suitable for switching loads of bulk capacitor banks.
key word:
ZN3 series high voltage permanent magnet vacuum switch
Category:
High voltage vacuum contactor
Product details
Product overview
ZN3 series AC high voltage permanent magnet vacuum switch is suitable for AC 50~60Hz,main circuit rated voltage 12KV,rated current from 160A to 1250A power network system for remote making and breaking and frequent starting and controlling AC motors, transformers and capacitor banks. It is especially suitable for switching loads of bulk capacitor banks.
Model and meaning
Technical Parameters Form
|
Name of parameter |
Value |
||||
|
Rated voltage(KV) |
12 |
||||
|
Rated current(A) |
400 |
630 |
800 |
1000 |
1250 |
|
Rated short circuit breaking current(KA) |
16 |
16 |
16 |
16 |
16 |
|
Rated short circuit making current(KA) |
31.5 |
31.5 |
31.5 |
31.5 |
31.5 |
|
Rated peak value withstand current(KA) |
20 |
20 |
20 |
20 |
20 |
|
Mechanical life(Times) |
25*104 |
25*104 |
25*104 |
25*104 |
25*104 |
|
Power-frequency withstand voltage of the main circuit(fracture)(kV) |
42 |
42 |
42 |
42 |
42 |
|
Phase-phase,Phase-ground Power Frequency Withstand Voltage(kV) |
42 |
42 |
42 |
42 |
42 |
|
Lightning Impulse Withstand Voltage(kV) |
75 |
75 |
75 |
75 |
75 |
|
Power-frequency withstand voltage of the control circuit (kV) |
2.5 |
2.5 |
2.5 |
2.5 |
2.5 |
|
Terminal Pressure(N) |
>800 |
>800 |
>800 |
>800 |
>800 |
|
Clearance between open contacts (mm) |
8±1 |
8±1 |
8±1 |
8±1 |
8±1 |
|
Overtravel(mm) |
2±0.5 |
2±0.5 |
2±0.5 |
2±0.5 |
2±0.5 |
|
Main Circuit Contact Resistance(µΩ) |
≤150 |
≤100 |
≤100 |
≤100 |
≤100 |
Product Dimensional Drawing
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