Customization: | Available |
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Type: | 10kv/12kv/15kv |
Structure: | According to Customer Requirements |
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Introducing the pioneering (H)GWBEB type outdoor high-voltage isolation switch, a pinnacle of modern engineering. Specially crafted for 10(12, 15, 24)kV high voltage power transmission and distribution lines, this switch excels in effortlessly managing the opening and closing of single-phase or three-phase circuits. Designed to operate flawlessly without any load, while under voltage, it guarantees unmatched safety and dependability.
This switch is a testament to exceptional engineering, designed for single-phase use within three-phase line systems. Its distinguishing features include a straightforward design, cost-effectiveness, and ease of operation. It adapts to rated currents of 200, 400, 600, 800, 1000, and 1250 amps with ease. The switch is composed of a durable base, reliable post insulators, top-tier conductive parts, and a streamlined mechanical section. Its innovative gate knife structure optimizes circuit interactions, each phase featuring a gate knife with dual conductive blades. Equipped with external compression springs, adjustable via spring height, it ensures superior contact pressure. Operation is simplified with an insulated hook stick, complemented by a secure self-locking mechanism.
Working Environment:
Expertly designed for flawless performance at altitudes not greater than 1000 meters;
Built to withstand ambient temperatures: a maximum of +40°C; a minimum of -30°C;
Structured to maintain functionality with outdoor wind speeds up to 35 meters/second;
Ruggedly constructed to tolerate seismic intensities up to 8 degrees; ideal for locations with minimal severe vibrations.
For optimal switch performance, install in environments free from gases, chemical deposits, salt mist, dust, dirt, or other explosive or corrosive mediums that might impair insulation and conductivity.
Note:
WHEN USAGE CONDITIONS SURPASS THE SET NORMAL PARAMETERS, USERS SHOULD CONSULT WITH THE COMPANY FOR OPTIMAL SOLUTIONS.
Installation, Use and Adjustment
Pre-installation work
Ensure the switch's longevity by performing annual inspections of these critical components:
Carefully clear any dirt from conductive parts, contact surfaces, and the insulating porcelain bottle’s surface to maintain optimal functionality.
Inspect every component thoroughly for potential damage, focusing on the insulating porcelain bottle for any signs of harm or cracks.
Verify that the contact surface of the conductive part is in pristine condition, guaranteeing efficient 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 |