High voltage vacuum contactor
The AWVC series AC vacuum contactor adopts a holistic frame structure, which has the characteristics of compact structure, beautiful appearance, and stable performance. It is suitable for AC 50 to 60 Hz, rated operating voltage to 12 kV, and rated operating current to 630 A power system. For direct or remote connection and disconnection of the main circuit. It is especially suitable for frequent operation of electric motors, soft start, Transformers, capacitors and other electrical control occasions. Has the characteristics of reliable use, long life, little maintenance, safety and so on. Substituting conventional electrical appliances has obvious economic benefits.
- Compact structure
- Operating over voltage, extremely low
- Electrical and mechanical life long
- Available for frequent operation
- Maintenance - free
- High reliability
- Ambient temperature: -25 ℃ ~ 40 ℃
- Relative humidity: ≤ 95 %(daily average); ≤ 90 %(monthly average)
- Aititude: ≤ 1000m
- Contaminat i on class: cl ass III .
- Working conditions: the places where are without the invasion of rain or snow, Without open fire and explosive danger, without chemical corrosions and strong vibration.
- Installation conditions: inclination angle of the installed plane with the vertical plane not exceeds 5°
Medium voltage part:
- Rated Voltage: 7.2KV / 12KV
- Rated current: 200A、400A / 630A
- Rated frequency: 50/60HZ
- Rated turn-on current: 2000A、4000A、6300A
- Rated interrupted current in maximum: 1600A、3200A、5040A
- 4sRated thermal stability current: 2000A、4000A、6300A
- Switch Capacitive current: 115A、230A
- Operation Frequency:
Mechanical Self-Perpetu ating: 300times/hour
Electrical Self-Perpetu ating: 600times/hour
Mechanical Self-Perpetu ating: 30×104 times
Electrical Self-Perpetu ating: 100×104 times
AC-3: 25×104 times
AC-4: 10×104 times
- 1Min Power frequency Withstand voltage: 32kV / 42kV
- Rated lightning Impulse Withstand voltage: 60kV / 75kV
- Three-phase closing synchronization: ≤2.0ms
- Contact bounce time: ≤5.0ms
- (20℃)Each phase conductive loop resistance: ≤150μΩ
Low voltage part:
- Rated operating voltage：110V/220V(AC/DC)
- 1Min Power frequency Withstand voltage: 2kV
- Contact：Quantity：4open，4close
