Substation Type 33kV 1250A Transformer Built-in Vacuum Circuit Breaker

Product Description

Substation Type 33kV 1250A Transformer Built-in  Vacuum Circuit Breaker :

Applicable place: (Suitable for frequent operating places)

1.Urban,rural network.

2.Industrial enterprises.

It is mainly used in outdoor 35KV distribution system to control and protect.

Advantages

1.It conforms to GB1984-89 and IEC56“AC high voltage circuit breaker”.

2.It can be charged and switched by remote control switch or by hand.

3.Good sealing, anti-aging, high pressure, no burning, no explosion, long life, convenient installation and maintenance features.

4.It is composed of spring operating mechanism or electromagnetic operating mechanism.

5.Its overall structure is supported by porcelain insulator, vacuum interrupter built in upper insulator, downside insulator used for supporting. The breaker applies

Environmental Conditions 

Ambient temperature:-15°C~+40°C
Relative humidity:≤95%or≤90%

The daily average saturated vapor pressure:≤2.2KPa;

The monthly average value:≤1.8KPa.

Altitude:≤1000m

Seismic intensity:≤8

*No fire, explosion, serious filthy, chemical corrosion and violent vibration of places.

Main Technical Parameters

Description			Unit	Data
Rated voltage			KV	35
Rated current			A	1250
Rated frequency			Hz	50/60
Rated short-circuit brekaing current			kA	20/25/31.5/40
Meachical life			Time	10000

Note:Please contact the factory to confirm the latest parameters

Overall and installation dimension