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11KV 12KV medium voltage compact Ring Main Unit for Power Distribution Cabinet Manufacturer

11KV 12KV medium voltage compact Ring Main Unit for Power Distribution Cabinet Manufacturer

Global market exceeded into 50 countries
Installment team is offered if need
Own 4 subsidies in china
10 years exporting business records

Product Details

1.2017 best quality 11KV 12KV medium voltage compact Ring Main Unit

11KV 12KV ring main unit is suitable for AC50HZ, 12KV power system, as a power of acceptance and distribution. It is widely used in industrial and mining enterprises, high-rise buildings and other distribution systems.

2. Standard

Standard number

Description

GB3906-2006

3-35KV   AC metal-enclosed switchgear

GB311.1-2012

Insulation coordination for high voltage   transmission and distribution equipment

GB3309-1989

Mechanical test of high voltage switch   equipment at room temperature

IEC298

AC metal-enclosed switchgear and controlgear

3.parameter data

NO.

Description

Unit

Data

1

Rated voltage/ Maximum operating voltage

KV

10/12

2

Rated current

A

630

3

The main busbar current

A

630

4

Rated short-time withstand current

KA

20

5

Rated duration of short circuit

S

4

6

Rated peak withstand current

KA

50

7

Rated short-circuit making current

KA

50

8

Rated Active load breaking current

A

630

9

Closed-loop breaking current

A

630

10

Rated cable charging current

KA

20

11

Earthing switch Rated short-time withstand   current

KA

17.3

12

Earthing switch Rated duration of short   circuit

S

2

13

Earthing switch Rated peak withstand   current

KA

43.3

14

Earthing switch Rated short-circuit making   current

KA

43.3

15

Rated power frequency withstand voltage

Phase to phase, relative to ground, vacuum   load switch

KV

42

Isolation switch

KV

48

16

Rated lightning impulse withstand voltage

Phase to phase, relative to ground, vacuum   load switch

KV

75

Isolation switch

KV

85

17

 

Switch service life

 

vacuum load switch

Time

10000

Earthing switch(knife switch),lsolation   switch(knife switch)

Time

2000

18

Protection degree

/

IP30

4.Working condition

NO.

Description

Requirement

1

Ambient temperature

-25°C—+40°C

2

Daily average temperature(Within 24h)

 ≤35°C

3

Altitude(Indoor installation)

 ≤1000Meter(Normol)

4

Average daily relative humidity 

≤95%

5

Average monthly relative humidity

≤90°%

5. Factory showing room


 

 

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6. FAQ

(1). How to order the products?

Answer; Send the inquiry with detail item description or with Model number. 

(2). About lead time and shipping time?

Answer : The lead time depend on quantity of order. 

(3).Can I expect a quality products?

Answer : Yes. All our activities are accredited to ISO 9001:2008 ,

(4)Life span of our XG brand?

Answer: Generally we promise two years quality guarantee, some products will be extended longer time for life span.

7.Contact us

Phone: 0086 13319220197

Email: emma@zgxgdn.com

WhatsApp: 008613319220197

Skype: sunnysunny12271

Wechat: 13319220197

Website:  www.zgxgdn.cn

XIGAO Electricenergy Group Co.,LTD.

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

Information
Products
Contact Us

Xigao Electricenergy Group Co.,Ltd

Add.: No.6, Weibei Industrial Park,

Xi'an City, Shaanxi Pro., CN. 710600

Phone: 0086 13319220197

Email: emma@zgxgdn.com

WhatsApp: 008613319220197

Skype: sunnysunny12271

Wechat: 13319220197

Website: www.zgxgdn.com

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