HV Vacuum Circuit Breaker 24kv distribution equipment

Outdoor vacuum circuit breaker is rated voltage 24kV, three-phase AC 50Hz outdoor distribution equipment. Mainly used for breaking, closing power system load current, overload current and short circuit Current. For substation and industrial and mining enterprises distribution system protection and control of workplace use, and frequent operation of rural power grids.

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General:

The circuit breaker vacuum interrupter technique using solid seal, external insulation silicon Rubber sleeve, long life and high reliability, actuator can be miniaturized, highly reliable spring mechanism may also be advanced permanent magnet body. You can also configure isolating switches and intelligent controllers, with But when slicer kind of coincidence Used, enabling four remote functions and distribution automation.

Service Environment

  • Ambient air temperature:+40℃~-40℃

  • A height of not more than2000 meters above sea level

  • The wind speed is not greater than 35m/s

  • Anti-contamination level for grade IV

  • The earthquake intensity does not exceed 8 degrees

  • No fire, explosion, severe chemical corrosion of the place

  • Key Feature

  • The arc extinguishing chamber adopts special stainless steel brazing technology

  • The insulating part is made of epoxy resin and silicone rubber composite insulating material

  • Operating mechanism for the spring operating mechanism, manual and electric two

  • The shell is made of high quality stainless steel material or ordinary steel plate with Dacromet anti-rust treatment process and then sprayed with UV-resistant varnish

Technical Data

Name

Unit

Data

Rated voltage

kV

24

Rated frequency

Hz

50

Rated current

A

630

Rated short-circuit breaking current

kA

20

Rated peak withstand current (peak)

KA

50

Rated short time withstand current

KA

20

Rated short circuit making current (Peak)

KA

50

Mechanical endurance

times

10000

Rated short-circuit breaking current breaking times

times

30

Power frequency withstand voltage (1min): vacuum fracture, white, on the ground / fracture

kV

65/79

Lightning impulse withstand voltage (peak) and white, right / fracture

kV

125/145

Secondary circuit 1min power frequency withstand voltage

kV

2

Drawing

ZW32-24 Voltage Vacuum Circuit Breaker.png

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