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, a vital component in the realm of power transmission and distribution. This ingenious switch, also known as an isolation disconnect switch, is crafted for seamless operation on 10(12, 15, 24)kV high-voltage lines. Its purpose? To open and close single-phase or three-phase circuits, maintaining voltage presence but without load. Experience reliability engineered for high-voltage excellence.
Tailored for single-phase use within three-phase systems, this switch is renowned for its simplistic design, affordability, and user-friendly nature. Select from rated currents of 200, 400, 600, 800, 1000, and 1250 amps, ensuring it meets your requirements. Comprising a robust base, sturdy post insulators, efficient conductive parts, and a mechanical section, this switch employs a gate knife structure for precise circuit operations. Each phase's gate knife includes dual conductive blades with external compression springs, adjustable for optimal contact pressure. An insulated hook stick ensures safe maneuvering, and a self-locking device guarantees secure operation. Empower your grid with unmatched ease and efficiency.
Working Environment:
Tailored for excellence, this switch thrives in altitudes not exceeding 1000 meters;
It operates flawlessly between ambient temperatures: a high of +40°C and a low of -30°C;
Handles outdoor wind speeds up to 35 meters per second;
Built to withstand seismic intensities not exceeding 8 degrees, ensuring stability in areas with minimal severe vibrations.
The installation locale should remain free from gases, chemical deposits, salt mist, dust, dirt, or other explosive or corrosive mediums, safeguarding the switch's impeccable insulation and conductivity.
Note:
WHEN THE ABOVE NORMAL USE CONDITIONS ARE EXCEEDED, THE USER CAN NEGOTIATE WITH THE COMPANY.
Installation, Use and Adjustment
Pre-installation work
Perform an annual comprehensive inspection of the switch components:
Remove any accumulated dirt from conductive parts, contact surfaces, and the insulating porcelain bottle's exterior to maintain peak efficiency.
Examine all parts for potential damage, prioritizing the integrity of the insulating porcelain bottle by checking for cracks or damage.
Confirm the excellence of the conductive part's contact surface, maintaining the switch's superior functionality.
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 |