Customization: | Available |
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Type: | 10kv/12kv/15kv |
Structure: | According to Customer Requirements |
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The distinguished (H)GWBEB type outdoor high-voltage isolation switch, often referred to as an isolation disconnect switch, is meticulously crafted for seamless integration with 10(12, 15, 24)kV high voltage power transmission and distribution lines. This marvel of engineering is designed to deftly open and close single-phase or three-phase circuits, maintaining a steadfast presence of voltage even without a load. Experience unrivaled efficiency and reliability.
Tailored for single-phase application within three-phase line systems, this switch epitomizes simplicity, affordability, and user-friendliness. Choose from a spectrum of rated currents: 200, 400, 600, 800, 1000, and 1250 amps. The switch boasts a robust assembly comprising a base, post insulators, conductive components, and an intricate mechanical section. Its gate knife structure ensures precise circuit operations. Each phase's gate knife incorporates dual conductive blades, flanked by external compression springs. Adjusting these springs expertly modulates the requisite contact pressure for optimal performance. Conveniently operated with an insulated hook stick, the switch incorporates a sophisticated self-locking device for added security and ease of handling.
Working Environment:
Altitude: Optimized for regions not exceeding an elevation of 1000 meters.
Ambient Temperature: Designed to perform flawlessly in temperatures ranging from a frigid -30°C to a scorching +40°C.
Wind Speed: Capable of withstanding outdoor gusts up to a robust 35 meters per second.
Seismic Resistance: Built to endure seismic activities up to 8 degrees, ensuring stability at installation sites with minimal severe vibrations.
Environmental Suitability: Ideal for locations free from gases, chemical deposits, salt mist, dust, dirt, or other explosive or corrosive substances that might compromise the switch's insulation and conductivity.
Note:
WHEN THE ABOVE NORMAL USE CONDITIONS ARE EXCEEDED, THE USER CAN NEGOTIATE WITH THE COMPANY.
Installation, Use and Adjustment
Pre-installation work
Annual Maintenance: Perform regular inspections to ensure the switch's operational integrity:
Routinely cleanse conductive parts, contact surfaces, and the insulating porcelain bottle's exterior to maintain peak performance.
Inspect all components for potential damage, with particular attention to any signs of harm or cracks in the insulating porcelain bottle.
Verify the integrity of the conductive parts' contact surfaces to ensure optimal conductivity and performance.
The main technical parameters |
Table I |
|||||||||
Model |
Rated voltage |
Rated current |
kA |
10 seconds thermal stable current |
||||||
peak |
Valid values |
|||||||||
(H)GW
|
10 |
200 |
5 |
9 |
5 |
|||||
400 |
21 |
15 |
10 |
|||||||
600 |
35 |
25 |
14 |
|||||||
630 |
35 |
25 |
14 |
|||||||
800 |
35 |
25 |
14 |
|||||||
1000 |
50 |
35 |
20 |
|||||||
Contact force parameters |
Table II |
|||||||||
Model |
Rated current(A) |
contact pressure(kgf) |
||||||||
(H)GW |
5 |
9 |
||||||||
21 |
15 |
|||||||||
35 |
25 |
|||||||||
35 |
25 |
|||||||||
35 |
25 |
|||||||||
50 |
35 |