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 pinnacle of engineering excellence, also known as an isolation disconnect switch. This essential piece of equipment is expertly crafted for seamless operation on high voltage power transmission and distribution lines ranging from 10 to 24kV. Designed to excel in opening and closing both single-phase and three-phase circuits with precision, this switch operates under voltage present but without load, ensuring top-tier performance for your electrical systems.
The switch is tailored for single-phase applications within three-phase line systems, applauded for its straightforward design, affordability, and user-friendly operation. With available rated currents of 200, 400, 600, 800, 1000, and 1250 amps, it offers versatile compatibility. Constructed from a resilient base, sturdy post insulators, robust conductive parts, and a reliable mechanical section, this switch employs an innovative gate knife structure for efficient circuit control. Each phase's gate knife is enhanced with dual conductive blades and external compression springs that can be adjusted for optimal contact pressure. Operated effortlessly with an insulated hook stick, it includes a convenient self-locking feature for added safety and reliability.
Working Environment:
Ideal for installations at altitudes not exceeding 1000 meters, guaranteeing reliable performance.
Designed to withstand ambient temperatures, with a maximum of +40°C and a minimum of -30°C, ensuring adaptability in various climates.
Durable against outdoor wind speeds reaching up to 35 meters/second, ensuring stability even in adverse weather conditions.
Crafted to endure seismic activities with intensity up to 8 degrees, and suitable for sites free from frequent severe vibrations.
The perfect choice for environments void of gases, chemical deposits, salt mist, dust, dirt, or any explosive or corrosive substances that could compromise the switch's superior insulation and conductivity.
Note:
SHOULD THE NORMAL CONDITIONS LISTED ABOVE BE EXCEEDED, USERS ARE INVITED TO NEGOTIATE WITH OUR COMPANY FOR CUSTOM SOLUTIONS.
Installation, Use and Adjustment
Pre-installation work
Conduct an annual inspection of the following switch components to maintain peak performance:
Cleanse dirt from all conductive parts, contact surfaces, and the insulating porcelain bottle, preserving the switch's exceptional functionality.
Inspect all components for potential damage, with a focus on detecting any defects or cracks in the insulating porcelain bottle.
Verify that the contact surface of the conductive part remains in excellent condition, supporting steadfast 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 |