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GW38 Series Double-break Three Post Disconnector

GW38 Series Double-break Three Post Disconnector

Product DescriptionStructural Features Double-break, Three-post Design: Ensures clear and visible isolation points for safe operation. Weather-resistant Enclosu

Product Description

Structural Features

  1. Double-break, Three-post Design: Ensures clear and visible isolation points for safe operation.
  2. Weather-resistant Enclosure: Protects the disconnector’s internal components from environmental factors, extending service life.
  3. Clear Status Indicators: Provide immediate visual feedback on the status of the disconnector, enhancing safety and operational control.
  4. Easy Integration: Compatible with existing grid infrastructure, allowing for seamless incorporation into various electrical systems.

Functionality

  1. Circuit Disconnection: The GW38 Series is designed to safely and efficiently disconnect electrical circuits, mitigating the risk of electrical hazards during maintenance and operations.
  2. Double-break Mechanism: Offers superior isolation with clear break points, ensuring complete circuit disconnection for safe operations.
  3. Outdoor Resilience: Engineered to withstand outdoor elements such as rain, dust, and extreme temperatures, maintaining consistent performance and reliability.

Service and Installation Conditions

  • Ambient Temperature: The disconnector should operate in environments with ambient temperatures ranging from -30°C to 40°C.
  • Elevation: Installations should not exceed an altitude of 1000 meters for optimal performance.
  • Air Humidity: The area should maintain a daily average relative humidity of ≤95% and a monthly average of ≤90%.

Specifications

Item Unit Specification
Rated Voltage kV 36 72.5 123 145
Rated Current A 630, 1250, 1600, 2000, 2500, 3150
Rated short withstand current and time kA/s 25~50 / 4
Rated perk/marking withstand current kA 63~125
Lightning impulse withstand voltage (1.2/50 μs) To earth kV 200 325 500 650
To phase kV 200 325 500 650
Across open DS kV 215 405 650 750
1min power frequency withstand voltage To earth kV 95 140 230 275
To phase kV 95 140 230 275
Across open DS kV 118 180 300 315
Rated mechanical terminal load Level of lateral load N 750 750 1500 1500
Level of vertical load N 500 500 1000 1000
Vertical force N 750 750 1000 1000
Max. Manual operating moment N.m 200
Control voltage V AC 220, DC 110/220
Motor voltage V AC 220/380, DC 110/220

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