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. Expertly crafted, this state-of-the-art switch is tailored for seamless operation on 10(12, 15, 24)kV high voltage power transmission and distribution systems. It is proficient in the flawless opening and closing of single-phase or three-phase circuits. This advanced switch operates with the presence of voltage but without any load, delivering unmatched safety and unwavering reliability.
This engineering marvel of a switch is specifically designed for single-phase deployment within three-phase line systems, setting itself apart with its simple, cost-efficient, and user-friendly design. It boasts versatility by accommodating rated currents of 200, 400, 600, 800, 1000, and 1250 amps. The switch comprises a solid base, durable post insulators, premium conductive elements, and a reliable mechanical section. The inventive gate knife structure significantly enhances circuit operations, where each phase's gate knife consists of two conductive blades. External compression springs on both sides ensure optimal contact pressure, adjustable through precise spring height adjustments. Operating this switch is effortlessly accomplished using an insulated hook stick, complemented by a convenient self-locking device for enhanced security.
Working Environment:
The switch is engineered to perform impeccably at altitudes not exceeding 1000 meters;
It is capable of enduring ambient temperatures with a maximum not surpassing +40°C and a minimum not dropping below -30°C;
Designed to maintain its performance in outdoor wind conditions not exceeding 35 meters per second;
Built for durability, it withstands seismic intensities up to 8 degrees, making it ideal for locations with minimal severe vibrations.
For optimal performance, ensure the installation site is devoid of gases, chemical deposits, salt mist, dust, dirt, or other explosive or corrosive substances that could significantly impair the switch's insulation and conductivity.
Note:
WHEN CONDITIONS GO BEYOND THE DEFINED NORMAL USE PARAMETERS, USERS ARE ENCOURAGED TO CONSULT WITH THE COMPANY FOR OPTIMAL SOLUTIONS.
Installation, Use and Adjustment
Pre-installation work
Ensure the longevity and reliability of the switch by conducting annual inspections of the following components:
Diligently remove any debris from the conductive parts, contact surfaces, and the insulating porcelain bottle's surface to maintain impeccable functionality.
Inspect all components for potential damage, paying particular attention to the insulating porcelain bottle for any signs of wear, damage, or cracks.
Confirm that the contact surface of the conductive parts is in excellent condition, ensuring smooth and 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 |