Three-phase integrated pole
Product Overview
A fully encapsulated pole for environmental protection gas-insulated switchgear, comprising three vacuum interrupters that are completely sealed within an epoxy resin casting to form a three-phase integrated solid-sealed pole. This design features a simple structure, excellent insulation performance, and easy installation, making it highly promising in the market.
Working conditions
● Ambient temperature: -45°C to +40°C
● Humidity: maximum daily average 95%, maximum monthly average 90%
● Altitude: not exceeding 1,000 meters
● Maximum daily average temperature: +35℃
● Maximum seismic intensity: Grade 8
● Install in locations free from fire hazards, explosion risks, and severe vibration.
Implementation Standard
GB311.1-2012
GB/T 4109-2022
GB/T 3906-2020
GB7354-2003
GB/T 5582-1993
GB/T 5169.16-2008
GB/T 11022-2020
Technical Specifications
Rated voltage |
12kV |
Rated current |
630A |
Rated frequency |
50HZ |
Rated short-circuit breaking current |
20kA |
Rated short-circuit making current (peak) |
50kA |
Rated peak withstand current |
50kA |
Rated short-time withstand current (4 s) |
20kA |
Short-time (1 min) power-frequency withstand voltage |
48kV |
Lightning impulse withstand voltage |
85kV |
Outline Dimension Drawing (mm)
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Contact Us
0411-83167110
No. 95, West Section of Shiji Road, Pulandian District, Dalian City, Liaoning Province
Leave a message to get a product quote.
Copyright © 2025 Dalian Fenghe Electric Technology Co., Ltd. All Rights Reserved.
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