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 marvel of engineering also known as an isolation disconnect switch. This innovative product is meticulously designed for seamless integration with 10(12, 15, 24)kV high voltage power transmission and distribution lines. It proficiently opens and closes single-phase or three-phase circuits without load while maintaining a voltage presence, ensuring unmatched reliability and safety.
This state-of-the-art switch is crafted for single-phase applications within three-phase line systems, offering an unbeatable combination of simplicity, affordability, and user-friendliness. It is available in a range of rated currents including 200, 400, 600, 800, 1000, and 1250 amps, making it versatile for various operational needs. Its robust construction comprises a base, post insulators, conductive parts, and a mechanical section. The unique gate knife structure, with two conductive blades per phase, ensures efficient circuit engagement. External compression springs on both sides are adjustable for optimal contact pressure. Operate the switch effortlessly using an insulated hook stick, while the self-locking device secures it in position for reliable performance.
Working Environment:
Optimized for altitudes not exceeding 1000 meters;
Withstands ambient temperature extremes: maximum not above +40°C; minimum not below -30°C;
Capable of enduring outdoor wind speeds not exceeding 35 meters/second;
Engineered to handle seismic intensities not exceeding 8 degrees, provided the installation site is free from frequent severe vibrations.
Ideal for installation sites free from harmful gases, chemical deposits, salt mist, dust, dirt, or other explosive or corrosive elements that could adversely affect the switch's insulation and conductivity.
Note:
WHEN CONDITIONS SURPASS THESE NORMAL USE PARAMETERS, USERS ARE ENCOURAGED TO DISCUSS WITH THE COMPANY FOR CUSTOM SOLUTIONS.
Installation, Use and Adjustment
Pre-installation work
Annually ensure the following components are thoroughly checked for optimal performance:
Meticulously clean dirt from conductive parts, contact surfaces, and insulating porcelain bottle surfaces to maintain efficiency.
Inspect all components for damage, with particular attention to identifying any cracks or damage in the insulating porcelain bottle.
Verify that the contact surface of the conductive part remains in excellent 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 |