English

ZN23-40 Indoor High Voltage Vacuum Circuit Breaker

ZN23-40 Indoor High Voltage Vacuum Circuit Breaker Featured Image
  • ZN23-40 Indoor High Voltage Vacuum Circuit Breaker

Short Description:

Specification:1000-20000 USD/PIECEUse Parts:1 PIECESupply Ability:10000 PIECEPayment Terms:TT , LC , Others Tags:


Product Detail

Product Tags

place of Origin：Hang Zhou, China

General Description

ZN23-40.5 indoor high voltage vacuum circuit breaker is main switchgear of 40.5KV three phases AC 50Hz which are suitable for controlling and protecting the distribution system of industrial enterprises, substationm specially for metallurgy industry where it needs frequent operate electric arc furnace.

This breaker complies the requirement of GB1984-89 “AC High voltage circuit breakers” breaker carries can be pushed into GBC-35, JYN1-35 high voltage switchboard, if the plugs of breaker to be removed, it can be instalied independently.

Main Technical Parameters

Item

Description

Unit

Data

1

Ratedvoltage

KV

40.5

2

Lightningimpulsewithstandvoltage(peak)

185

3

1minpowerfrequencywithstandvoltage

95

4

Ratedfrequency

Hz

50

5

Ratedcurrent

A

1250

1600

2000

6

Ratedshortcircuitbreakingcurrent

KA

20

25

31.5

7

Ratedshorttimewithstandcurrent

20

25

31.5

8

Ratedpeakwithstandcurrent

50

63

80

9

Durationofratedshortcircuitwithstandcurrent

S

4

10

Ratedshortcircuitmakingcurrent

KA

50

63

80

11

Ratedoperatingsequence

(O)-0.3-(CO)-180S-(CO)

12

Closingtime

ms

≤75

13

Openingtime

≤60

14

Nosofbreakingratedshortcircuitbreakingcurrent

times

20

15

Mechanicallife

10000

Note:Please contact the factory to confirm the latest parameters

Outline and installation dimension

42059144-fc9c-4c7c-92db-addaf86fed55

  • Previous:
  • Next:

    • RELATED PRODUCTS