Customization: | Available |
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Type: | 10kv/12kv/15kv |
Structure: | According to Customer Requirements |
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Introducing the trailblazing (H)GWBEB type outdoor high-voltage isolation switch, or isolation disconnect switch. This remarkable piece of engineering is expertly crafted for deployment on 10(12, 15, 24)kV high-voltage power transmission and distribution lines. Designed with precision, this state-of-the-art switch specializes in the flawless opening and closing of single-phase or three-phase circuits, operating smoothly without any load yet under the presence of voltage. Its design ensures unmatched safety and impeccable reliability in every operation.
This switch is a testament to superior engineering, crafted specifically for single-phase application within three-phase line systems. Distinguished by its simplicity, cost-efficiency, and ease of use, this switch is incredibly versatile, accommodating rated currents of 200, 400, 600, 800, 1000, and 1250 amps. It is constructed with a strong base, resilient post insulators, premium conductive components, and an effective mechanical section. The cutting-edge gate knife structure optimizes circuit operations, featuring each phase's gate knife with two conductive blades. External compression springs on each side ensure optimal contact pressure, adjustable through spring height alteration. Leveraging an insulated hook stick makes operation intuitive, complemented by a practical self-locking device for enhanced security.
Working Environment:
Specifically designed to deliver exceptional performance at altitudes up to 1000 meters;
Engineered for resilience in ambient temperatures: with a maximum of +40°C and a minimum of -30°C;
Crafted to sustain performance amidst outdoor wind speeds not exceeding 35 meters/second;
Constructed robustly to withstand seismic intensities up to 8 degrees; ideal for installation sites with minimal severe vibrations.
For peak performance, ensure the installation site is devoid of gases, chemical deposits, salt mist, dust, dirt, or any other explosive or corrosive mediums that could severely affect the switch's insulation and conductivity.
Note:
SHOULD CONDITIONS SURPASS THE SPECIFIED NORMAL USE PARAMETERS, USERS ARE URGED TO ENGAGE WITH THE COMPANY FOR OPTIMAL SOLUTIONS.
Installation, Use and Adjustment
Pre-installation work
Ensure enduring performance by conducting comprehensive annual inspections of the following parts:
Meticulously clean any dirt from conductive parts, contact surfaces, and the surface of the insulating porcelain bottle to preserve functionality and longevity.
Inspect all components for potential damage, paying special attention to the insulating porcelain bottle for any signs of damage or cracks.
Verify that the contact surface of the conductive part is in pristine condition, ensuring efficient and flawless 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 |