Customization: | Available |
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Type: | 10kv/12kv/15kv |
Structure: | According to Customer Requirements |
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Introducing the (H)GWBEB type outdoor high-voltage isolation switch, an exceptional isolation disconnect switch crafted for supreme performance on 10(12, 15, 24)kV high voltage power transmission and distribution lines. This remarkable switch ensures the safe opening and closing of single-phase or three-phase circuits, even amidst the presence of voltage, without any load.
Designed specifically for single-phase use within three-phase line systems, this switch is the epitome of simplicity, affordability, and user-friendliness. It supports an impressive range of rated currents: 200, 400, 600, 800, 1000, and 1250 amps. The switch's architecture includes a sturdy base, resilient post insulators, efficient conductive parts, and a robust mechanical section. Utilizing a sophisticated gate knife structure, it effortlessly opens and closes circuits. Each phase’s gate knife is composed of two conductive blades, ingeniously equipped with external compression springs on each side. By adjusting the spring height, the required contact pressure for the switch’s gate knife is precisely achieved. Operation is conducted effortlessly with a specialized insulated hook stick, and the switch’s design includes a convenient self-locking device for enhanced safety.
Working Environment:
Designed for altitudes not exceeding 1000 meters, this switch is engineered for high performance.
Withstands ambient temperatures ranging from a chilly -30°C to a scorching +40°C, ensuring functionality in diverse climates.
Capable of enduring outdoor wind speeds up to 35 meters/second, making it robust against nature's forces.
Built to handle seismic intensity up to 8 degrees; ideal for locations devoid of frequent severe vibrations.
To maintain optimal insulation and conductivity, the installation site should be free from gases, chemical deposits, salt mist, dust, dirt, or any explosive or corrosive environments that might compromise the switch's effectiveness.
Note:
IF THE ABOVE NORMAL USAGE CONDITIONS ARE EXCEEDED, USERS ARE ENCOURAGED TO CONSULT WITH THE COMPANY FOR CUSTOMIZED SOLUTIONS.
Installation, Use, and Adjustment
Pre-installation work
Conduct an annual inspection of the following switch components to ensure longevity and reliability:
Diligently remove dirt from conductive parts, contact surfaces, and insulating porcelain bottle surfaces to guarantee optimal performance.
Inspect all components for potential damage, with particular attention to detecting any harm or cracks in the insulating porcelain bottle.
Verify the integrity of the conductive part’s contact surface for uninterrupted 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 |