Customization: | Available |
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Type: | 10kv/12kv/15kv |
Structure: | According to Customer Requirements |
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Introducing the state-of-the-art (H)GWBEB type outdoor high-voltage isolation switch, designed to redefine the standards of safety and reliability in power transmission. This cutting-edge isolation disconnect switch is meticulously engineered to meet the challenging demands of 10(12, 15, 24)kV high voltage power transmission and distribution lines. It excels in effortlessly opening and closing single-phase or three-phase circuits, ensuring maximum safety and flawless performance. The switch operates smoothly without load, even in the presence of voltage, setting a new benchmark for reliability.
This switch is a testament to superior engineering, crafted for single-phase use within three-phase line systems. It distinguishes itself with its simple structure, cost-effectiveness, and intuitive operation. With the flexibility to accommodate rated currents of 200, 400, 600, 800, 1000, and 1250 amps, it is truly versatile. The switch comprises a resilient base, robust post insulators, premium conductive parts, and an efficient mechanical section. Its innovative gate knife structure enhances circuit operations, with each phase's gate knife featuring two conductive blades. The external compression springs on each side ensure optimal contact pressure, adjustable through meticulous spring height modification. Operating the switch is simplified with an insulated hook stick, and it boasts a self-locking device for enhanced security.
Working Environment:
Expertly crafted to perform seamlessly at altitudes not exceeding 1000 meters;
Engineered to withstand ambient temperatures: with a maximum of +40°C and a minimum of -30°C;
Developed to maintain performance amidst outdoor wind speeds not exceeding 35 meters/second;
Solidly built to endure seismic intensities up to 8 degrees, making it ideal for installation sites with minimal severe vibrations.
For peak performance, the installation site must remain free of gases, chemical deposits, salt mist, dust, dirt, or any other explosive or corrosive mediums that could severely impact the switch's insulation and conductivity.
Note:
SHOULD CONDITIONS EXCEED THE SPECIFIED NORMAL USE PARAMETERS, USERS ARE STRONGLY ENCOURAGED TO CONSULT WITH THE COMPANY FOR OPTIMIZED SOLUTIONS.
Installation, Use and Adjustment
Pre-installation work
Ensure the switch's longevity by performing an annual inspection of the following components:
Carefully remove any dirt from conductive parts, contact surfaces, and the insulating porcelain bottle's surface to maintain its functionality.
Thoroughly inspect all components for potential damage. Pay special attention to the insulating porcelain bottle for any signs of damage or cracks.
Ensure that the conductive part's contact surface is in excellent condition, facilitating efficient operation.
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 |