*mydirectindustry

Catalogs
Dowei Electric
Dowei Electric Hybrid Gas Insulated Switchgear (HGIS) ZHW-170,ZHW-245,ZHW-362

Dowei Electric Hybrid Gas Insulated Switchgear (HGIS) ZHW-170,ZHW-245,ZHW-362

Product catalog summary

Overview: The document provides detailed specifications and descriptions of Hybrid Gas Insulated Switchgear (HGIS) solutions offered by Ningbo Dowei Electric Co., Ltd. These solutions are designed for power transmission and distribution, emphasizing high reliability, compactness, and economic efficiency. The switchgear is compliant with international standards and is suitable for high-altitude installations.

General Specifications: The HGIS solutions are available in various voltage ratings: 72.5kV, 126kV, 145kV, 170kV, 245kV, and 362kV. Each variant adheres to IEC 62271 and ANSI/IEEE standards, ensuring compatibility and safety. The switchgear is designed for both indoor and outdoor installations, with an ambient temperature range of -30°C to +40°C.

Key Features: The switchgear is delivered fully assembled and tested, ready for rapid installation and energization. It features a modular design for customizable solutions and includes a Plug And Switch System (PASS) for compactness. The structural design complies with ASTM and ANSI standards, and the equipment is certified by ISO 9001, KEMA, CESI, CE, TUV, UL, and ASTA.

Performance Parameters: The switchgear offers a continuous current capacity ranging from 2000A to 5000A, depending on the voltage rating. It can withstand short-time currents of up to 63 kA and peak currents of up to 160 kAp. The circuit-breaker ratings include a short-circuit breaking current of up to 63 kA and a making current of up to 160 kAp, with a mechanical endurance classified as M2 and capacitive switching as C2.

Installation and Operation: The switchgear is designed for seismic resilience and high-altitude correction, making it suitable for diverse geographical locations. The operating sequence is specified as O-0.3s-CO-3 min-CO, with a spring-operated mechanism for both three-phase and single-phase drives. Breaking and closing times are optimized for efficiency.

Conclusion: Ningbo Dowei Electric Co., Ltd. offers a comprehensive range of HGIS solutions that are robust, reliable, and adaptable to various power transmission and distribution needs. The equipment's compliance with international standards and its modular, customizable design make it a versatile choice for modern electrical infrastructure.

Catalog excerpts

Dowei Electric Hybrid Gas Insulated Switchgear (HGIS) ZHW-170,ZHW-245,ZHW-362-1

Power Transmission & Distribution One stop equipments solution Hybrid Gas Insulated Switchgear (HGIS)

Open the catalog to page 1

Dowei Electric Hybrid Gas Insulated Switchgear (HGIS) ZHW-170,ZHW-245,ZHW-362-2

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 • Plug And Switch System (PASS) switchgear is a compact hybrid switchgear • Delivered fully assembled and tested, ready for rapid installation and energization • Modular design enables highly customizable solutions in a short manufacturing time Hybrid Gas Insulated...

Open the catalog to page 2

Dowei Electric Hybrid Gas Insulated Switchgear (HGIS) ZHW-170,ZHW-245,ZHW-362-3

Open the catalog to page 3

Dowei Electric Hybrid Gas Insulated Switchgear (HGIS) ZHW-170,ZHW-245,ZHW-362-4

Open the catalog to page 4

Dowei Electric Hybrid Gas Insulated Switchgear (HGIS) ZHW-170,ZHW-245,ZHW-362-5

Open the catalog to page 5

Dowei Electric Hybrid Gas Insulated Switchgear (HGIS) ZHW-170,ZHW-245,ZHW-362-6

Hybrid Gas Insulated Switchgear (HGIS) 245kV 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 • Plug And Switch System (PASS) switchgear is a compact hybrid switchgear • Delivered fully assembled and tested, ready for rapid installation and energization • Modular design enables highly customizable solutions in...

Open the catalog to page 6

Dowei Electric Hybrid Gas Insulated Switchgear (HGIS) ZHW-170,ZHW-245,ZHW-362-7

Hybrid Gas Insulated Switchgear (HGIS) 362kV 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 • Plug And Switch System (PASS) switchgear is a compact hybrid switchgear • Delivered fully assembled and tested, ready for rapid installation and energization • Modular design enables highly customizable solutions in...

Open the catalog to page 7

All Dowei Electric catalogs and technical brochures

*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.

Brand list