Product Details

40.5kv VMD5 Indoor High Voltage Vacuum Circuit Breaker for Power Medium Voltage Switchgear

Brand Name ELECS
Place of Origin China
Model Number VMD5

Product Features

Delivery Time:30 Days
Certification:CE, QS, CCC

40.5kv VMD5 Indoor High Voltage Vacuum Circuit Breaker for Power Medium Voltage Switchgear

Technical Parameter

NO

Item

Unit

Technical Date

1

Rated voltage 

kV

40.5

2

Rated short time power frequency 

withstand voltage(1min)              

95

Raed lighting inpulse

 withstand voltage (peak value)                  

185

3

Rated Frequency 

Hz

50/60

4

Rated current 

A

630

630

1250

1250

1250

1600

2000

2500

5

Rated short circuit breaking current 

kA

20

25

31.5

6

Rated short time withstand current

20

25

31.5

7

Rated peak withstand current 

50

63

80

8

4S rated short-time withstand current 

20

25

31.5

9

Rated shock steady current 

50

63

80

10

Rated short-circuit closing current (peak value)       

50

63

80

11

Duration of rated short-circuit current

S

4

12

Mechanical life 

Times

10000

13

Rated making surge current of capacitor bank   

kA

12.5 (The frequency is 

less than 1000Hz)    

14

Rated breaking current of single

/symmetrical capacitor bank 

A

630/400

15

Breaking times at rated short-circuit current     

Times

20

16

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