ZW20-12KV 11KV 6.6KV Vacuum Circuit Breaker/ Circuit recloser 50hz 60hz price

ZW20-12KV 11KV 6.6KV Vacuum Circuit Breaker/ Circuit recloser 50hz 60hz price

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Product Details

1. ZW20 Vacuum Circuit Breaker/ Circuit recloser 

ZW20-12 outdoor high voltage vacuum circuit breaker for a period of 12KV, rated voltage of the three-phase ac 50HZ outdoor distribution equipment. It adopts vacuum arcing and SF6 gas as insulating medium is W20-12 column type vacuum circuit breaker on the modified products. 
ZW20 vacuum circuit breaker Mainly used for breaking, closing load current power system, overload current and short circuit current. 

2.Working application

Altitude: ≤2000m 

Ambient Temperature: -40ºC ~ +40ºC
Relative humidity: daily≤95%, month≤90%

Earthquake intensity: ≤8

Wind speed: ≤34m/s

Installation site: Not including inflammable, explosive, chemical corrosion

3.Product structure

(1). The current transformer protection level 2

(2). The spring mechanism 220V

(3). To avoid the surge means

4.Optional equipments

(1). The current transformer metering Level 3, 200/5 and above

(2). External voltage transformer 2 (control power and metering)

(3). coincide with the controller and a variety of FTU, RTU configuration uses

5.Parameters of vacuum circuit breaker

No.

Content

Unit

Data

1

Rated voltage

kV

12

2

Rated frequency

Hz

50

3

Rated current

A

630,1000

4

Rated short circuit breaking current

kA

12.5, 16, 20, 25

5

Rated peak withstand current (peak)

kA

31.5, 40, 50, 63

6

Rated short time withstand current (4s)

kA

12.5, 16, 20, 25

7

Rated short-circuit current (peak)

kA

31.5, 40, 50, 63

8

Mechanical life times

time

10000

9

Rated short-circuit breaking current breaking times

time

30

10

1 min power frequency withstand voltage (phase to earth)

kV

42/48

11

Peak lightning impulse withstand voltage (phase to earth)

kV

75/85

12

Secondary circuit power frequency withstand voltage 1 min

kV

2

13

Net weight

kg

140

14

Rated SF6 gas pressure (gauge pressure)

Mpa

"0"

6.Drawings of vacuum circuit breaker

         

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7. Factory panorama

公司五圈2.jpg

8. Delivery, shipment and serving

 service(1).jpg

9.Contact Us

XIGAO Electricenergy Group Co.,LTD.

Add.: No. 6, Weibei Industrial Park, Xi'an City, Shaanxi Pro., CN. 710600 

Skype: sunnysunny12271

WhatsApp: 008613319220197

Wechat: 13319220197

Phone: 0086 13319220197

Website:  www.zgxgdn.cn

Email: emma@zgxgdn.com

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