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Dowei Electric Gas Insulated MV Switchgear (C-GIS) XGN-12,XGN-24,XGN-36

Dowei Electric Gas Insulated MV Switchgear (C-GIS) XGN-12,XGN-24,XGN-36

Product catalog summary

Overview: The document provides detailed specifications for Gas Insulated Medium Voltage Switchgear (C-GIS) offered by Ningbo Dowei Electric Co., Ltd. It covers three voltage levels: 12kV, 24kV, and 36kV, highlighting their compliance with international standards and certifications.

Standards and Certifications: All switchgear models comply with IEC 62271, ANSI/IEEE Std C37, and NEMA standards. They are certified under ISO 9001, KEMA, CESI, CE, TUV, UL, and ASTA. The designs also adhere to seismic standards (ETGI-1.020, IEEE Std 693, NCh2369) and structural standards (ASTM A325, ANSI/AISC 360, AWS D1.1).

General Features: The switchgear is designed for high reliability, compactness, and economic efficiency, with enhanced personnel safety and low maintenance requirements. They are suitable for high altitude installations up to 5000 meters.

12kV Switchgear Specifications:

Rated voltage: 12kV
Rated frequency: 50/60Hz
Power frequency withstand voltage: 42kV
Lightning impulse withstand voltage: 75kV
Internal arc class: AFLR 31.5kA/1s
Protection: IP4X external, IP65 primary system
Busbar system rated current: 630A to 2500A
Circuit breaker ratings: Short-circuit breaking current 25kA or 31.5kA

24kV Switchgear Specifications:

Rated voltage: 24kV
Rated frequency: 50/60Hz
Power frequency withstand voltage: 50kV
Lightning impulse withstand voltage: 125kV
Internal arc class: AFLR 31.5kA/1s
Protection: IP4X external, IP65 primary system
Busbar system rated current: 630A to 2500A
Circuit breaker ratings: Short-circuit breaking current 25kA or 31.5kA

36kV Switchgear Specifications:

Rated voltage: 36/38kV
Rated frequency: 50/60Hz
Power frequency withstand voltage: 70kV
Lightning impulse withstand voltage: 170kV
Internal arc class: AFLR 31.5kA/1s
Protection: IP4X external, IP65 primary system
Busbar system rated current: 630A to 2500A
Circuit breaker ratings: Short-circuit breaking current 25kA or 31.5kA

Common Features: All models feature interlocked-controlled circuit breaker compartments, tool-based or interlock-controlled cable compartments, and tool-based/non-accessible busbar compartments. They are designed for indoor installation and have a mechanical endurance of 10,000 operations.

Catalog excerpts

Dowei Electric Gas Insulated MV Switchgear (C-GIS) XGN-12,XGN-24,XGN-36-1

Power Transmission & Distribution One stop equipments solution Gas Insulated MV Switchgear (C-GIS)

Open the catalog to page 1

Dowei Electric Gas Insulated MV Switchgear (C-GIS) XGN-12,XGN-24,XGN-36-2

General Description: • IEC 62271, ANSI/IEEE Std C37, NEMA • ISO 9001, KEMA, CESI, CE, TUV, UL, ASTA • Seismic design, ETGI-1.020, IEEE Std 693, NCh2369 • Structural design, ASTM A325, ANSI/AISC 360, AWS D1.1 • High altitude correction per IEC 62271 & IEEE C37, ~ 5000m • High reliability, smart, compact and economic switchgear solutions • Enhanced personnel safety and low maintenance for critical power application Gas Insulated MV Switchgear (C-GIS) 12kV General rating Rated voltage Rated frequency Power frequency withstand voltage (1 min) Lightning impulse withstand voltage (BIL) Internal arc...

Open the catalog to page 2

Dowei Electric Gas Insulated MV Switchgear (C-GIS) XGN-12,XGN-24,XGN-36-3

General Description: • IEC 62271, ANSI/IEEE Std C37, NEMA • ISO 9001, KEMA, CESI, CE, TUV, UL, ASTA • Seismic design, ETGI-1.020, IEEE Std 693, NCh2369 • Structural design, ASTM A325, ANSI/AISC 360, AWS D1.1 • High altitude correction per IEC 62271 & IEEE C37, ~ 5000m • High reliability, smart, compact and economic switchgear solutions • Enhanced personnel safety and low maintenance for critical power application Gas Insulated MV Switchgear (C-GIS) 24kV General rating Rated voltage Rated frequency Power frequency withstand voltage (1 min) Lightning impulse withstand voltage (BIL) Internal arc...

Open the catalog to page 3

Dowei Electric Gas Insulated MV Switchgear (C-GIS) XGN-12,XGN-24,XGN-36-4

General Description: • IEC 62271, ANSI/IEEE Std C37, NEMA • ISO 9001, KEMA, CESI, CE, TUV, UL, ASTA • Seismic design, ETGI-1.020, IEEE Std 693, NCh2369 • Structural design, ASTM A325, ANSI/AISC 360, AWS D1.1 • High altitude correction per IEC 62271 & IEEE C37, ~ 5000m • High reliability, smart, compact and economic switchgear solutions • Enhanced personnel safety and low maintenance for critical power application Gas Insulated MV Switchgear (C-GIS) 36kV General rating Rated voltage Rated frequency Power frequency withstand voltage (1 min) Lightning impulse withstand voltage (BIL) Internal arc...

Open the catalog to page 4

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*Prices are pre-tax. They exclude delivery charges and customs duties and do not include additional charges for installation or activation options. Prices are indicative only and may vary by country, with changes to the cost of raw materials and exchange rates.

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