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XGN15-12 Series
Metal-enclosed Ring Main Unit Switchgear

XGN15-12 Series Metal-enclosed Ring Main Unit Switchgear


XGN15-12 Series Metal-enclosed Ring Main Unit Switchgear is suitable for power systems with a voltage of 12kVAC (50Hz). XGN15-12 series has the advantages of simple structure, flexible operation, reliable interlock, convenient installation, etc. It is especially suitable for places such as small secondary substations, switching stations, power distributions, urban residential areas, industrial/mining enterprises, shopping malls, airports, subways, wind power generations, hospitals, stadiums, and railways. The automatic power distribution can be realized by installing electric operating system, and communication module. XGN15-12 series comply with standards such as GB 3906-2006, IEC 60298-1990 and GB/T 11022-2011.

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Basic Parameters

Rated voltage: 12KV

Rated frequency: 50/60Hz

Rated peak withstand current (peak): 50/63KA

Rated short-circuit making current (peak): 50/80/63KA

Rated short-circuit breaking current: 31.5/25KA

Rated transfer current: 1700KA

Rated active load breaking current: 630KA

Rated closed loop breaking current: 630KA

Rated cable charging breaking current: 10/15KA

Ingress Protection Ratings: IPX3X


SF6 ring main unit cabinet has the advantages of small size, safety and reliability, easy combination and expansion.

SF6 gas is used as insulation and arc extinguishing medium, with advantages such as good breaking performance, low overvoltage, long electrical life, maintenance-free arc extinguishing chamber, etc.

It has three multi-functional working positions and can be equipped with a small voltmeter.

Operating mechanism and locking system has the advantages of simple operation and high reliability.

The short-circuit opening and closing ability of the earthing switch is good.

The cabinet body is formed by pressing aluminum-zinc plate, and adopts an assembled structure, which is strong and resistant to deformation.

Application Environment

Ambient temperature: -35℃~+45℃, the average value of 24h does not exceed +25℃

Altitude: ≤1000m

Relative humidity: daily average ≤95%, monthly average ≤90%

Seismic fortification intensity: Ⅷ

Installation site: no severe vibration and impact, and no fire, chemical corrosion, explosion and other dangers.

* If you need to customize according to your special needs, please contact us.

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