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Ningbo Mingde Electrical Science&Technology Company Ltd
Vacuum Circuit Breakers;High Voltage Circuit Breakers;Medium Voltage Circuit ...
 
Your current location：Home » Sell » Three Phase AC 50HZ 40.5kv36kv ZN85 High Voltage Vacuum Circuit Breaker

Three Phase AC 50HZ 40.5kv36kv ZN85 High Voltage Vacuum Circuit Breaker

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Title： Three Phase AC 50HZ 40.5kv36kv ZN85 High Voltage Vacuum Circuit Breaker 
Brand： -
Model： -
Unit price： Negotiable
MOQ： -0 -
Quantity： Negotiable
Delivery date： Since the payment date Days delivery
Contact： Alec Sunn （Ms.）    
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Three Phase AC 50HZ 40.5kv(36kv) ZN85 High Voltage Vacuum Circuit Breaker
4.1 circuit breakers main fixed parameters (table 1)

Serial number

Parameter name

Unit

Specification parameter

1

Rated voltage

kV

40.5

2

1min labor frequency durable voltage 

(has effect value)

kV

95

3

Lightning surge withstanding voltage (peak value)

kV

185

4

Nominal frequency

Hz

50

5

Nominal current

A

1250 ,  1600 ,  2000

6

Fixed short-time withstanding electric current

kA

25 ,  31.5

7

Fixed peak value withstanding electric current

kA

63 ,  80

8

The rating short-circuits the duration

s

4

9

The rating short-circuits the drop-out current

kA

25 ,  31.5Three Phase AC 50HZ 40.5kv36kv ZN85 High Voltage Vacuum Circuit Breaker

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