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, elegantly engineered for functionality, serves as an indispensable isolation disconnect switch. Tailored for deployment on 10(12, 15, 24)kV high voltage power transmission and distribution lines, it adeptly manages the opening and closing of both single-phase and three-phase circuits under voltage without load.
This switch, ideal for single-phase applications within three-phase line systems, boasts a straightforward design, offering exceptional cost-effectiveness and effortless operation. Available in rated currents of 200, 400, 600, 800, 1000, and 1250 amps, each unit features a robust base, resilient post insulators, efficient conductive components, and a precision mechanical section. The innovative gate knife structure ensures seamless circuit management, with each phase utilizing two conductive blades equipped with external compression springs. Adjusting these springs guarantees optimal contact pressure. The switch operation is facilitated through an insulated hook stick, enhanced with a self-locking mechanism for added safety.
Working Environment:
Installation at altitudes of up to 1000 meters;
Suitable for ambient temperatures ranging from a maximum of +40°C to a minimum of -30°C;
Withstands outdoor wind speeds up to 35 meters/second;
Designed for seismic regions with intensities up to 8 degrees, ensuring resilience against frequent severe vibrations.
Ideal for environments free from gases, chemical deposits, salt mist, dust, and other explosive or corrosive substances that could compromise the switch's insulation and conductivity.
Note:
IN CASE THE STANDARD CONDITIONS ABOVE ARE EXCEEDED, USERS MAY ENGAGE IN NEGOTIATIONS WITH BEIERBIAN GROUP CO., LTD.
Installation, Use, and Adjustment
Pre-installation Work
Conduct an annual inspection of the switch's critical components:
Diligently clear all conductive parts, contact surfaces, and the insulating porcelain bottle's exterior of any dirt.
Assess all parts for potential damage, with particular emphasis on identifying any damage or cracks in the insulating porcelain bottle.
Ensure the contact surfaces of all conductive components are in optimal condition.
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 |