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Gas Insulated Switchgear

Gas Insulated Switchgear
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Gas Insulated Switchgear

Product catalog summary
Overview
GE Digital Energy and XD|GE offer advanced Gas Insulated Switchgear (GIS) solutions for high to ultra high-voltage power transmission, ranging from 72.5kV to 800kV. These solutions feature modular, flexible, and compact designs with Primary PlusTM technology for enhanced protection, monitoring, diagnostics, and communication capabilities.
Key Features & Benefits
  • Reliability and Safety: The GIS design minimizes moving parts and encloses live parts to protect the insulation system from external environments.
  • Durability: High-strength aluminum enclosures and epoxy resin casting for insulators ensure a lifespan of over 30 years with minimal maintenance.
  • Cost Efficiency: Lightweight materials reduce civil work costs and allow easy maintenance access, lowering the overall cost of ownership.
  • Compact and Flexible Design: Optimizes installation space and allows for customizable electrical setups for future upgrades.
Primary Plus Technology
Primary Plus is a pre-engineered solution that digitizes primary equipment, replacing traditional copper wiring with digital communications, and includes optimized electrical protection systems and secure communication networks.
Product Portfolio
  • 72.5kV GIS: Compact design with a spring-operated mechanism, suitable for indoor and outdoor substations, offering a 20-year maintenance cycle and excellent seismic withstand capability.
  • 126kV & 145kV GIS: Similar to the 72.5kV design, suitable for indoor substations with a 20-year maintenance cycle.
  • 252kV GIS: Designed for reduced installation space and ease of maintenance, supporting future expansion with high reliability.
Applications & Configurations
The GIS solutions are adaptable for various configurations, including single and double bus bar arrangements, suitable for different feeder and bay configurations.
XD|GE Product Overview
XD|GE offers high voltage GIS models such as ZF9-363, ZF9-420, ZF8-550, and ZF8-800, designed to meet IEC and ANSI/IEEE standards, providing reliable function, simplified operation, and reduced maintenance.
Key Features and Benefits
  • ZF9-363: Single or three-phase designs with a hydro-mechanical circuit breaker and exclusive sealing technology.
  • ZF9-420: Compact, modular design with Ethernet connectivity for enhanced control and monitoring.
  • ZF8-550: Flexible, modular design with strong seismic-resistant structure and superior interrupting performance.
  • ZF8-800: High reliability with modular construction and advanced sealing technology.
Technical Specifications
  • ZF9-363: Rated voltage of 363kV, current of 4000A, and short circuit breaking current of 63kA.
  • ZF9-420: Rated voltage of 420kV, current of 4000A, and short circuit breaking current of 50kA.
  • ZF8-550: Rated voltage of 550kV, current options of 4000/5000/6000A, and short circuit breaking current of 50/63kA.
  • ZF8-800: Rated voltage of 800kV, current of 5000A, and short circuit breaking current of 50kA.
Technology and Mechanisms
The GIS systems utilize SF6 gas as an arc extinguishing medium with a puffer type interrupter design, featuring a modular design for easy maintenance and reliable operation.
Manufacturing and Quality Assurance
  • Facilities: XD|GE operates advanced manufacturing facilities with ISO certifications for quality, environmental, and safety management.
  • Quality Processes: Rigorous inspections and non-conforming procedures ensure high-quality outputs.
  • Testing Facilities: XIHARI provides extensive testing capabilities, ensuring compliance with international standards.
Support and Services
  • Global Engineering Services: Comprehensive support from design to post-sales, including logistics, installation, and commissioning.
  • Post-Sales Support: 24x7 global customer service, emergency response, and a network of maintenance facilities.
Primary Plus and Advanced Technologies
  • Primary Plus: A pre-engineered solution to reduce labor and enhance substation construction efficiency.
  • Multilin HardFiber System: Reduces copper wiring with digital communications, optimizing protection and control costs.
  • Advanced Relays: Utilizes Multilin protection relays for optimal asset management and system availability.
Conclusion
GE and XD|GE's GIS products are designed to meet stringent quality and reliability standards, supported by advanced manufacturing and testing facilities, and comprehensive global services.
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Catalog excerpts

Gas Insulated Switchgear-1

g Gas Insulated Switchgear 72.5 - 800kV - Advanced Technology in a Modular, Flexible, and Compact Design with Primary Pre-engineered solution set that digitizes XD|GE primary equipment and provides factory installed and configured protection, monitoring, diagnostics and communications.

 Open the catalog to page 1
Gas Insulated Switchgear-2

Gas Insulated Switchgear — — 72.5–550kV Live Tank Circuit Breakers 72.5–800kV One of the Largest GIS Vendors in the World For over a century, utilities around the world have relied on GE to deliver products and services to increase power system, and improve grid resiliency and responsiveness. As a global leader in providing grid infrastructure products and services, GE supports a broad set of utility applications ranging from transmission and substation automation to distribution networks and smart metering, enabling greater safety, connectivity and increased security. Through an alliance with...

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Gas Insulated Switchgear-3

Gas Insulated Switchgear — 72.5–800kV Live Tank Circuit Breakers — 72.5–550kV Key Features & Benefits Designed for Reliability and Safety Our design features a minimum number of moving parts and live parts have been enclosed to protect the insulation system against the external environment. Durability To ensure durability, we employ the latest digital machinery technology including the cold flanging and welding of high-strength aluminum enclosures, epoxy resin casting of insulators, and high-strength aluminum alloy casting. Lower Cost of Ownership High-grade materials and components provide a...

 Open the catalog to page 3
Gas Insulated Switchgear-4

Product Porfolio The XD|GE portfolio for gas insulated high-voltage switchgear includes several flexible and modular models from 72kV to 800kV. Unit Rated voltage Rated current Rated frequency Rated power frequency withstand voltage, 1 min (*) Rated lightning impulse withstand voltage (*) Rated short circuit breaking current GIS with Voltage up to 72.5kV Overview Model Numbers: ZF7-72.5/T3150-40 The 72.5kV/3150A/40kA spring operated GIS has been fully type tested with certification from both KEMA® of Holland and CESI® of Italy. The product is characterized by a three phase common design, spring/spring...

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Gas Insulated Switchgear-5

Applications & Bay Configurations B ushing Feeder Single Bus Bar Bushing Feeder Double Bus Bar Rated lightning impulse withstand voltage (*) Rated short circuit breaking current SF gas Insulators Live parts Enclosures Current 6 Rated power frequency withstand voltage, 1 min (*) Rated frequency Rated current Cross Sectional View Unit Rated voltage M1 M1 BSG Cable Feeder Double Bus Bar with PT Cable Feeder Double Bus Bar Breaker mechanism type 1. pring operating mechanism S 2. isconncector and D earthing switchgear 3. Circuit breaker 4. Current transformer 5. Voltage transformer 6. Fast Earthing...

 Open the catalog to page 5
Gas Insulated Switchgear-6

GIS with Voltage up to 126kV & 145kV Overview Model Numbers: ZF7A-126 / ZF7A-145/T3150-40 This 145kV/3150A/40kA spring operated GIS is very similar to the 72.5kV design. It was also type tested by both KEMA of Holland and CESI of Italy. The product is characterized by a three phase common design, spring/spring operated mechanism, superior insulating and breaking capabilities. For this design type, over 14,000 bays of GIS have been put into service in power stations and transmission networks worldwide. Key Features • 3 Phase common single and double bus bar arrangements • Compact GIS with reduced...

 Open the catalog to page 6
Gas Insulated Switchgear-7

GIS with Voltage up to 126kV & 145kV Applications & Bay Configurations Single Bus Bar Rated voltage Rated current Rated frequency Rated lightning impulse withstand voltage (*) Rated short circuit breaking current Rated power frequency withstand voltage, 1 min (*) Cross Sectional View SF gas Enclosures Insulators Current Transformer Live parts Breaker mechanism type 1. isconncector and earthing switchgear D 2. Circuit breaker 3. Spring operating mechanism 4. Current transformer 5. Voltage transformer 6. Fast Earthing Switch 7. Cable-sealing-end chamber 8. Motor-spring mechanism

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Gas Insulated Switchgear-8

GIS with Voltage up to 252kV Overview Model Numbers: ZF9-252/T4000-50 and ZF9-252/Y4000-63 For over 10 years XD Electric has been supplying 252kV class, indoor GIS solutions within substations around the world. Since its introduction, over 4,500 bays have been installed and are in service today. Purposefully designed with operating components contained within a sealed metal container that is filled with insulating gas, this GIS class reduces installation space requirements, is more resistant to weather impacts, and is easier to maintain. With future expansion in mind, the 252kV GIS is able to...

 Open the catalog to page 8
Gas Insulated Switchgear-9

GIS with Voltage up to 252kV Applications & Bay Configurations B ushing Feeder Double Bus Bar Cable Feeder Double Bus Bar Cross Sectional View Unit Rated voltage Rated frequency Rated power frequency withstand voltage, 1 min (*) Rated lightning impulse withstand voltage (*) Rated short circuit breaking current Rated current Insulators Current Transformer Live parts Breaker mechanism type Spring /Hydro-mechanical 1. Disconnect Switch 2. Earthing Switch 3. Motor operating mechanism 4. Circuit breaker 5. Hydro-mechanical mechanism 6. Current transformer 7. Main bus

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Gas Insulated Switchgear-10

GIS with Voltage up to 363kV Overview Model Numbers: ZF9-363/Y4000-50 & ZF9-363/Y4000-63 XD|GE is one of the first manufacturers of 363kV Gas Insulated Switchgear in China, and continues to be an industry leader when it comes to the design, manufacturing, management, and testing of this high voltage primary equipment. With more than 550 bays installed and in operation, the ZF9-363 family of GIS is designed to both IEC® and ANSI®/IEEE® standards. Utility customers have come to rely on XD|GE to provide advanced parameters, reliable function, simplified operation, and reduced maintenance. Key Features...

 Open the catalog to page 10
Gas Insulated Switchgear-11

GIS with Voltage up to 363kV Applications & Bay Configurations Bushing Feeder Double Bus Configuration Cable Feeder Double Bus Configuration Rated voltage Rated current Rated frequency Rated power frequency withstand voltage, 1 min (*) Rated short circuit breaking current Breaker mechanism type 1. isconnect Switch D (GL type) Rated lightning impulse withstand voltage (*) Cross Sectional View SF gas Insulators Live parts Enclosures Current Transformer 2. Earthing switch 3. otor operating M mechanism 4. Circuit breaker 5. ydro-mechanical H mechanism 6. Current transformer 7. isconnect Switch D...

 Open the catalog to page 11

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