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Rockwill Electric GroupFree·1YRS

  • E-mail

    barry@rockwill.cn

  • Phone

    +86-577-27869969

  • Address

    Wengyang Industrial Zone,Wenzhou City, Zhejiang Province,China.

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Ring Main Unit with Enclosure

Model
Nature of the Manufacturer
Other
Product Category
Metal Switchgear and RMU
Place of Origin
City, Province
Overview
China Rockwill SF6 gas insulated metal-clad switchgear, RGIS-G20 designed up to 40.5kV 3-phase 3 wire 50/60 Hz system. The switchgear rated voltage up to 40.5kV and has horizontally or Vertically-installed vacuum circuit breakers.
Product Details

General
SF6 Gas Insulated Metal-clad switchgear, RGIS-G20 designed up to 40.5kV 3-phase 3 wire 50/60 Hz system.
The switchgear rated voltage up to 40.5kV and has horizontally or Vertically-installed vacuum circuit breakers. The switchgear includes vacuum circuit breakers, meters, relays, etc. The switchgear is certified by Xi'an High Voltage Institute.

Features
Compactness, Automation,
High Reliability and Safety, Easy Expansion,
Simple Installation, Economy.
Stationary Structure
The switchgear consists of bus compartments and a circuit breaker compartment that are hermetically pressure sealed with SF6 gas.
●Welded stainless steel enclosure
●Modular design
●Duct for pressure relief
●Panels coupled by plug in bus connectors
●Cable connection inner cone plug in system

Environmental Qualification
in order to simplifying the switchgear equipment maintenance and extending service life, we analyzed the test data and upgraded the product.
Hermetically-sealed primary enclosure for protection against environmental conditions (dirt, moisture, vermin, insects and high altitudes).

Quality Assurance
The program comply with the requirement of ISO fully.

Main technical specifications

1Rated voltagekV7.2/12
2Rated power frequency withstand voltagekV40/50/60
3Rated lightning impulse withstand voltagekV75/95/125
4Rated insulating gas pressure,absolute,20℃KPa110
5Rated frequencyA50/60
6Rated busbar currentAup to 3150
7Rated feeder currentA630/1250/2000
8Rated short time current 4skA20/25/31.5/40
9Rated short circuit breaking current of circuit breakerkA20/25/31.5/40
10Rated short circuit makingcurrent of circuit breakerkA50/63/80/100
11Rated filling pressure,absolute,20℃kPa130
12Degree of protection(IEC 60529,DIN VDE 0470) IP65
13Dimensions: Height*Depth*Width 2300*1455*600/650

Main technical specifications

1Rated voltagekV24/25.8
2Rated power frequency withstand voltagekV60/75/85
3Rated lightning impulse withstand voltagekV125/145/155
4Rated insulating gas pressure,absolute,20℃KPa110
5Rated frequencyA50/60
6Rated busbar currentAup to 3150
7Rated feeder currentA630/1250/2000
8Rated short time current 4skA20/25/31.5/40
9Rated short circuit breaking current of circuit breakerkA20/25/31.5/40
10Rated short circuit making current of circuit breakerkA50/63/80/100
11Rated filling pressure,absolute,20℃kPa130
12Degree of protection (IEC 60529,DIN VDE 0470) IP65
13Dimensions: Height*Depth*Width 2300*1720*600/650

Main technical specifications

1Rated voltagekV33/40.5
2Rated power frequency withstand voltagekV85/95/110
3Rated lightning impulse withstand voltagekV175/185/200
4Rated insulating gas pressure,absolute,20℃KPa110
5Rated frequencyA50/60
6Rated busbar currentAup to 3150
7Rated feeder currentA630/1250/2000
8Rated short time current 4skA20/25/31.5/40
9Rated short circuit breaking current of circuit breakerkA20/25/31.5/40
10Rated short circuit making current of circuit breakerkA50/63/80/100
11Rated filling pressure,absolute,20℃kPa130
12Degree of protection(IEC 60529,DIN VDE 0470) IP65
13Dimensions: Height*Depth*Width 2400*1760*600/800
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