Customization: | Available |
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Type: | 10kv/12kv/15kv |
Structure: | According to Customer Requirements |
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(H)GWBEB type outdoor high-voltage isolation switch, a pinnacle of innovation in power management, is engineered for deployment on 10(12, 15, 24)kV high voltage power transmission and distribution lines. This remarkable disconnector facilitates the seamless operation of opening and closing single-phase or three-phase circuits under voltage without load.
Crafted for single-phase applications in sophisticated three-phase line systems, this switch stands out for its uncomplicated design, economical nature, and user-friendly operation. Choose from rated currents of 200, 400, 600, 800, 1000, and 1250 amps. The robust construction comprises a base, post insulators, conductive elements, and a mechanical segment. A precision-engineered gate knife structure ensures efficient circuit operation. Each phase's gate knife includes dual conductive blades, supplemented by external compression springs for optimal contact. Elevate the spring height to achieve ideal contact pressure for the switch's gate mechanism. Operate the switch effortlessly with an insulated hook stick, complete with a self-locking feature for enhanced safety.
Working Environment:
Altitude not exceeding 1000 meters;
Ambient temperature: maximum not above +40°C; minimum not below -30°C;
Outdoor wind speed not exceeding 35 meters/second;
Seismic intensity not exceeding 8 degrees; the installation site should be free from frequent severe vibrations.
The installation site must be devoid of gases, chemical deposits, salt mist, dust, dirt, or other explosive or corrosive elements that could adversely affect the switch's insulation and conductive capabilities.
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: Conduct a thorough check of the following switch components regularly:
Diligently remove dirt from conductive components, contact surfaces, and insulating porcelain bottle surfaces to ensure optimal performance.
Examine all parts for any signs of damage, with a focus on detecting cracks or damage in the insulating porcelain bottle.
Assess the contact surface of the conductive parts meticulously for optimal conditions.
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 |