ZW6-12/630-16(20) Series outdoor high voltage vacuum circuit breaker

Short Description:

Specification:12-2600 USD/PIECEUse Parts:10 PIECESupply Ability:1000 PIECEPayment Terms:TT , LC , Others Tags:


Product Detail

Product Tags

Place of OriginHangzhou,China

ZW6-12

General Description

ZW6-12/630-16(20) Series outdoor high voltage vacuum circuit breaker is used for rated voltage 12KV and below, three phases, AC50Hz, power system, to switch on/off loading current, over-current, and short circuit in rural or urban power network, and for similar application, also for sectionalizer of urban 12KV network.

Main Technical Parameters

Technical parameters of breaker as sheet 1

Item

Description

Unit

Data

1

Ratedvoltage

KV

12

2

Ratedinsulationlevel

1minwithstandvoltage

Dry

42

Wet

34

Lightningimpulsewithstandvoltage(peak)

75

3

Ratedcurrent

A

630

4

Ratedfrequency

Hz

50

5

Ratedshortcircuitbreakingcurrent

KA

12.51620

6

Ratedshortcircuitmakingcurrent(peak)

31.54050

7

Ratedpeakwithstandcurrent

31.54050

8

Ratedshorttimewithstandcurrent

12.51620

9

Operatingsequence

OC-0.3s-CO-180S-CO

10

Nosofbreakingratedshortcircuitbreakingcurrent

Times

30

11

Mechanicallife

10,000

12

RatedoperatingvoltageCTspringoperatingmechanismprovided

DC24,48V,AVDC110V,220V

13

Permissibleabradedthicknessofcontact

mm

3

14

Ratedcurrentofover-currentrelease

A

5

15

Weight

kg

130

Note:Please contact the factory to confirm the latest parameters

Breaker assembly and physical parameters as sheet 2

Item

Description

Unit

Data

1

Openingdistanceofcontact

mm

9±1

2

Overtravellingdistanceofcontact

3±1

3

Averageclosingspeed

s

1.0±0,2

4

Averageopeningspeed

0.6±0.2

5

Jumpingtimeofcontactatclosing

ms

≤2

6

Asychronyofthreephaseopening

7

Closingtime

s

≤0.1

8

Openingtime

Highestoperatingvoltage

≤0.06

Lowestoperatingvoltage

≤0.1

9

DCresistanceofeachphasecircuit

μΩ

≤200

10

Centraldistancebetweenphase(inarcextinguishingchamber)

mm

193

Note:Please contact the factory to confirm the latest parameters

Outline & Installation Size

3b4a06a0-9ab0-45e3-9324-dcb90789c827

Note: If user has any special requirement, please negotiate with our factory.


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