Customization: | Available |
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Type: | 10kv/12kv/15kv |
Structure: | According to Customer Requirements |
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Introducing the state-of-the-art (H)GWBEB type outdoor high-voltage isolation disconnect switch. Crafted with precision for 10(12, 15, 24)kV power transmission and distribution lines, this switch excels in seamlessly managing the opening and closing of single-phase or three-phase circuits. Operating efficiently without a load but with voltage present, it guarantees supreme safety and reliability.
A pinnacle of engineering, this switch is designed for single-phase use within three-phase systems, remarkable for its straightforward structure, cost-effectiveness, and ease of use. With a versatile adaptation to rated currents of 200, 400, 600, 800, 1000, and 1250 amps, it features a solid base, durable post insulators, premium conductive parts, and an effective mechanical section. An innovative gate knife design elevates circuit operations, with each phase's gate knife comprising two conductive blades. External compression springs on each side ensure optimal contact pressure, adjustable through the precise modification of spring height. Operation is effortlessly managed with an insulated hook stick, complete with a practical self-locking device for enhanced security.
Working Environment:
Engineered to excel at altitudes up to 1000 meters;
Withstands a range of ambient temperatures: maximum of +40°C and minimum of -30°C;
Designed to maintain peak performance with wind speeds up to 35 meters/second;
Robustly constructed to resist seismic intensities up to 8 degrees, ideal for sites with minimal severe vibrations.
For optimal functionality, the installation environment must be free from gases, chemical deposits, salt mist, dust, dirt, or other explosive or corrosive substances that could impair the switch's insulation and conductivity.
Note:
WHEN CONDITIONS SURPASS THE SPECIFIED NORMAL USE PARAMETERS, USERS ARE ENCOURAGED TO ENGAGE WITH US TO DISCUSS OPTIMAL SOLUTIONS.
Installation, Use and Adjustment
Pre-installation work
Ensure longevity through annual inspections of the following parts:
Scrupulously remove any dirt from all conductive parts and contact surfaces, as well as the insulating porcelain bottle's surface, to ensure continued functionality.
Examine all components for potential damage. Pay special attention to the insulating porcelain bottle for any signs of damage or cracks.
Verify the pristine condition of the conductive part's contact surface to guarantee 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 |