Customization: | Available |
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Type: | 10kv/12kv/15kv |
Structure: | According to Customer Requirements |
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Introducing the revolutionary (H)GWBEB type outdoor high-voltage isolation switch, also known as the isolation disconnect switch. This state-of-the-art innovation is meticulously engineered for seamless integration into 10(12, 15, 24)kV high-voltage power transmission and distribution lines. With this advanced switch, effortlessly manage the opening and closing of single-phase or three-phase circuits. Experience unparalleled efficiency as the switch operates without load yet under voltage conditions, ensuring peak safety and unwavering reliability.
This switch is a true engineering marvel, tailored for single-phase applications within three-phase line systems. It distinguishes itself with its simple structure, cost-effectiveness, and intuitive operation. Versatile in design, it accommodates rated currents of 200, 400, 600, 800, 1000, and 1250 amps. Built with a durable base, robust post insulators, premium conductive parts, and an efficient mechanical section, this switch excels in performance. The innovative gate knife structure enhances circuit operations; each phase's gate knife features two conductive blades. External compression springs ensure optimal contact pressure, adjustable through spring height modification. Operating the switch is straightforward with an insulated hook stick, and it incorporates a self-locking device for added security.
Working Environment:
Expertly designed to deliver flawless performance at altitudes up to 1000 meters;
Capable of withstanding ambient temperatures, with a maximum not exceeding +40°C and a minimum not dipping below -30°C;
Engineered to maintain optimal performance in outdoor conditions with wind speeds not surpassing 35 meters/second;
Built to withstand seismic intensities up to 8 degrees; perfect for installation sites with minimal severe vibrations.
For superior performance, the installation site must be devoid of gases, chemical deposits, salt mist, dust, dirt, or any other explosive or corrosive elements that could significantly affect the switch's insulation and conductivity.
Note:
WHEN CONDITIONS EXCEED THE SPECIFIED NORMAL USE PARAMETERS, USERS ARE ENCOURAGED TO CONSULT WITH THE COMPANY FOR OPTIMAL SOLUTIONS.
Installation, Use and Adjustment
Pre-installation work
Ensure longevity by performing annual inspections on the following parts:
Meticulously remove any dirt from conductive parts, contact surfaces, and the surface of the insulating porcelain bottle to preserve functionality.
Inspect all components for potential damage, paying special attention to the insulating porcelain bottle for any signs of cracks or damage.
Confirm the contact surface of the conductive part is in excellent condition to ensure 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 |