GW1 Outdoor AC High Voltage Isolation Switch – 12kV Three-Phase Disconnect Switch with High-Strength Ceramic Insulating Posts for Outdoor Power Distribution

The GW1 Outdoor AC High Voltage Isolation Switch is an essential safety component designed for installation on outdoor high-voltage power distribution lines. Specifically engineered for cutting off or converting lines under voltage but no-load conditions, this three-phase electrical appliance provides a reliable visible gap for maintenance. The unit is composed of three separate single-pole disconnect switches, each featuring high-durability ceramic insulating posts, static contacts, gate knives, and arc angles. Built to endure harsh environments, it is suitable for altitudes up to 3000m and temperatures ranging from -25°C to +40°C, ensuring operational stability in diverse outdoor climates.

产品类别

GW1 Outdoor AC High Voltage Isolation Switch (12kV / 24kV / 40.5kV)

Product Overview

The GW1 Series is a robust outdoor AC high-voltage isolation switch (disconnect switch) engineered for high-voltage power distribution lines. It is specifically designed to cut off or convert lines in power systems under voltage but no-load conditions. This three-phase electrical appliance consists of three separate single-pole units that work in synchronization to provide a visible safety gap for equipment maintenance.

Core Features & Technical Advantages

  • High-Performance Insulation: Available with high-strength ceramic insulating posts or epoxy resin support insulators, providing excellent dielectric strength and weather resistance for outdoor use.

  • Durable Construction: Each single-pole unit is built on an iron frame and includes a base pillar insulator, front and rear static contacts, a gate knife, and an arc angle.

  • Synchronized Operation: The three single-pole units are formed into a single functional unit through a tube connecting rod, ensuring precise three-phase linkage.

  • Manual Control: Equipped with a CS8-1 manual operating mechanism for reliable and straightforward manual switching.

  • Anti-Theft Capability: The switch can be outfitted with an anti-theft operating mechanism upon request for enhanced site security.

  • Extended Service Life: Designed with high-quality conductive parts and a mechanical life of up to 2,000 cycles.

Technical Specifications

Item Unit Data
Rated Voltage kV 12 / 24 / 40.5
Rated Current A 630 / 1000 / 1250
Rated Power Frequency Hz 50 / 60
Rated Peak Withstand Current kA 50 / 63
Short-time Withstand Current (4s) kA 20 / 25
Mechanical Life Times 2000

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