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40.5KV VCB Vacuum Circuit Breaker indoor type from JUCRO Electric

40.5KV VCB Vacuum Circuit Breaker indoor type from JUCRO Electric

Product Detail

40.5KV VCB Vacuum Circuit Breaker indoor type from JUCRO Electric


1General

HVD85-40.5ZN85-40.5is suitable for three-phase AC power system of 50Hz and 40.5kV, used to make and break the load current, overload current and fault current in industrial and mining enterprises, power plants and transformer substations, meanwhile, it is suitable for the occasion where the frequent operation is required.

 

2. Service conditions

2.1The ambient air temperature should be -15~40, the daily average temperature should not exceed 35.

2.2 Daily mean relative humidity should not exceed 95%, and the daily mean vapor pressure should not exceed 2.2kPa; the monthly mean relative humidity should not be higher than 90%, and the monthly mean vapor pressure should not exceed 1.8kPa.

2.3 Altitude: Not exceed 1,000m.

2.4 The ambient air should be free from the dust, smoke, corrosive and flammable gas, steam, salt fog, et…

 

Main specifications and technical parameters

Item

Unit

Parameter

Rated voltage

kV

40.5

Rate voltage

kV

95

Lighting impulse withstand voltage

kV

185

Rated frequency

Hz

50

Rated current

A

125016002000

Rated short-time withstand current

kA

2531.5

Rated peak value withstand current

kA

6380

Rated short-circuit duration

s

4

Rated short-circuit breaking current

kA

2531.5

Rated short-circuit making current

kA

6380

Rated operation sequence


O-0.3s-CO-180s-CO

Breaking time

ms

<80

Rated short-circuit current breaking times

times

20

Single capacitor bank breaking current

A

630

Back-to-Back capacitor bank breaking current

A

400

Rated control voltage

V

AC110220DC110220

Mechanical life

times

10000

 

 Overall and installation dimensions

 

1. Opening spring 

2.Main shaft 

3.Regulating lever of intermediate phase 

4.Driving rod

5. Driving board 2  

6.Contac spring 

7.Driving board 3 

8.Driving board 4 

9.Driving board 1 

10. Regulating lever of side phase 

11.Rod end bearing



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Product Detail

40.5KV VCB Vacuum Circuit Breaker indoor type from JUCRO Electric


1General

HVD85-40.5ZN85-40.5is suitable for three-phase AC power system of 50Hz and 40.5kV, used to make and break the load current, overload current and fault current in industrial and mining enterprises, power plants and transformer substations, meanwhile, it is suitable for the occasion where the frequent operation is required.

 

2. Service conditions

2.1The ambient air temperature should be -15~40, the daily average temperature should not exceed 35.

2.2 Daily mean relative humidity should not exceed 95%, and the daily mean vapor pressure should not exceed 2.2kPa; the monthly mean relative humidity should not be higher than 90%, and the monthly mean vapor pressure should not exceed 1.8kPa.

2.3 Altitude: Not exceed 1,000m.

2.4 The ambient air should be free from the dust, smoke, corrosive and flammable gas, steam, salt fog, et…

 

Main specifications and technical parameters

Item

Unit

Parameter

Rated voltage

kV

40.5

Rate voltage

kV

95

Lighting impulse withstand voltage

kV

185

Rated frequency

Hz

50

Rated current

A

125016002000

Rated short-time withstand current

kA

2531.5

Rated peak value withstand current

kA

6380

Rated short-circuit duration

s

4

Rated short-circuit breaking current

kA

2531.5

Rated short-circuit making current

kA

6380

Rated operation sequence


O-0.3s-CO-180s-CO

Breaking time

ms

<80

Rated short-circuit current breaking times

times

20

Single capacitor bank breaking current

A

630

Back-to-Back capacitor bank breaking current

A

400

Rated control voltage

V

AC110220DC110220

Mechanical life

times

10000

 

 Overall and installation dimensions

 

1. Opening spring 

2.Main shaft 

3.Regulating lever of intermediate phase 

4.Driving rod

5. Driving board 2  

6.Contac spring 

7.Driving board 3 

8.Driving board 4 

9.Driving board 1 

10. Regulating lever of side phase 

11.Rod end bearing





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