11kv Indoor Air Insulation Switchgear Ring Main Unit

11kv Indoor Air Insulation Switchgear Ring Main Unit

11kv SF6 Ring Main Unit Service environment: a) Air temperature: highest temperature: +40℃; lowest temperature: -25℃ b) Humidity: monthly average humidity 95%; daily average humidity 90%. c) Altitude: Maximum installation height: 2500m d) Obviously there is no ambient air polluted by corrosive...

Description

We're also concentrating on improving the things administration and QC program to ensure we could maintain terrific gain from the fiercely-competitive company for 10kV SF6 switchgear substation, 3-Phase distribution transformer, Prefabricated Combined Substation. In the future, our company will continue to develop new products and, as always, pursue the principle of 'pursuing quality, credit first' and wholeheartedly serving new and old customers. We are committed to shaping a positive and active image, cultivating a professional team, developing high-quality products, providing first-class services, constantly pursuing and surpassing, and being the leader and flag of the industry. We will continue to work hand in hand on the road to building a company culture and create a superior environment based on trust, respect and integrity for our employees. Since the factory founded, we have committed to the development of new products.

11kv SF6 Ring Main Unit

Service environment:

a) Air temperature: highest temperature: +40℃; lowest temperature: -25℃

b) Humidity: monthly average humidity 95%; daily average humidity 90%.

c) Altitude: Maximum installation height: 2500m

d) Obviously there is no ambient air polluted by corrosive and combustible gases, steam, etc.

e) No frequent violent shaking


Item

C module

F module

V module

Load switch

Combined

electrical

apparatus

Vacuum

switch

Isolated/

grounding

switch

Rated voltage(KV)

12/24

12/24

12/24

12/24

Power frequency withst and voltage(KV)

42/50

42/50

42/50

42/50

Lightning impulse withst and voltage(KV)

95/125

95/125

95/125

95/125

Rated current(A)

630 to 1250

630 to 1250

630 to 1250


Closed-loop open circuit current(A)

630/630




Cable charging breaking current(A)

135/135




5% rated active load breaking current(A)

31.5




Earthing fault breaking current(A)

200/150




Earthing fault cable charging breaking current(A)

115/87




short circuit breaking current


20/16

20/16


Closing capacity

63/52.5

50/40

50/40

50/40

Short-time withst and current 2s

25




Short-time with stand current 3s

21


20/16

20/16

Mechanical life(time)

5000

3000

5000

2000


SF6 Ring Main Unit RMU


Certifications

Certifications (2)


Package & Shipping

shipment (2)

We continue to strengthen the construction of the technological innovation system to ensure the quality and credibility of our 11kv Indoor Air Insulation Switchgear Ring Main Unit, always taking the requirements of customers at heart to provide them with reliable, high-quality and inexpensive products and services. On the one hand, high-efficiency product development can bring significant economic benefits to enterprises. We have world-level advanced production equipment and design first-class production lines.

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