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Tajikistan HXGN-12(VS1) Unit-type AC metal-enclosed ring network switchgear

HXGN-12 (VS1) unit type AC metal enclosed ring network switchgear (hereinafter referred to as ring network cabinet) is a new generation of high-voltage electrical products designed and developed by us after introducing foreign advanced technology and in accordance with the requirements of domestic rural power and urban network transformation. All technical performance indicators are in accordance with IEC62271-200:2003 and GB3906 standards.

Product Description

Overview

HXGN-12 (VS1) unit type AC metal enclosed ring network switchgear (hereinafter referred to as ring network cabinet) is a new generation of high-voltage electrical products designed and developed by us after introducing foreign advanced technology and in accordance with the requirements of domestic rural power and urban network transformation. All technical performance indicators are in accordance with IEC62271-200:2003 and GB3906 standards.
HXGN-12 (VS1) unit type AC metal enclosed ring network switchgear is suitable for AC 50Hz, 12kV power network, as the receiving and distribution of electric energy. The main switch in the cabinet is VS1 switch.

 

Model meaning

H X N - 12 SF6
Box type ring main unit Fixed Indoor Design No.   Rated voltage (KV)) The main switch in the cabinet is VS1 switch


 

Conditions of use
• Ambient temperature: upper limit +40*C, lower limit -25°C; .
• Altitude: altitude not exceeding 2000m;
• Relative temperature: daily average value not exceeding 95%; monthly average value not exceeding 90%;
• Surrounding environment: the surrounding air is not significantly polluted by corrosive gases or flammable gases, water vapor, etc.;
• No frequent severe vibration.

 

Main technical parameters

Project Unit Parameter
Rated voltage kV 12
Rated frequency Hz 50
Rated current of circuit breaker cabinet A 630/1250
Maximum short-time withstand current of circuit breaker cabinet kA/s 40/4S
Rated peak withstand current of main circuit and ground circuit kA 50/80
Rated short-circuit closing current of main circuit and ground circuit kA 50/80
Full capacity breaking number 30
Rated short-circuit breaking current kA 20/25/31.5/40
Mechanical life 2000/10000
1 min power frequency withstand voltage (peak value) relative, to ground/isolation break kV 42/48
Lightning impulse withstand voltage (peak value) phase-to-phase, to ground/isolation break kV 75/85
Secondary circuit 1 min power frequency withstand voltage kV 2
Protection level   IP4X

 

Typical solutions

Typical solutions

 

Functional modules of ring main unit

Typical solutions

 

Overall installation dimensions (mm)

Typical solutions