Customization: | Available |
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Type: | 10kv/12kv/15kv |
Structure: | According to Customer Requirements |
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Introducing the cutting-edge (H)GWBEB type outdoor high-voltage isolation switch, a pinnacle in isolation disconnect technology. Expertly crafted for high voltage power transmission and distribution lines of 10(12, 15, 24)kV, this switch is masterfully engineered to handle the opening and closing of single-phase or three-phase circuits with remarkable precision. It is designed to operate effectively without any load while maintaining presence under voltage, prioritizing the utmost in safety and reliability.
This switch is an engineering marvel tailored for single-phase deployment within three-phase line systems. Its brilliance lies in its straightforward structure, economic value, and ease of operation. The switch effortlessly handles rated currents of 200, 400, 600, 800, 1000, and 1250 amps. Composed of a robust base, resilient post insulators, premium conductive parts, and a highly efficient mechanical section, it boasts an innovative gate knife structure for enhanced circuit functionality. Each phase’s gate knife includes two conductive blades, and external compression springs on both sides ensure exceptional contact pressure, adjustable via spring height. The operation is simplified with an insulated hook stick, accompanied by a self-locking device for increased security.
Working Environment:
Engineered to deliver peak performance at altitudes up to 1000 meters;
Capable of enduring ambient temperatures: with a maximum of +40°C and a minimum of -30°C;
Engineered to maintain superior performance amidst outdoor wind speeds of up to 35 meters/second;
Built to withstand seismic intensities of up to 8 degrees; ideally suited for installation sites with minimal severe vibrations.
For superior efficiency, the installation location should be devoid of gases, chemical deposits, salt mist, dust, or other explosive or corrosive mediums that could compromise the switch's insulation and conductivity.
Note:
WHEN USAGE CONDITIONS SURPASS SPECIFIED NORMAL PARAMETERS, USERS ARE ADVISED TO CONSULT WITH THE COMPANY TO FORMULATE THE MOST OPTIMAL SOLUTIONS.
Installation, Use and Adjustment
Pre-installation work
Ensure durability by performing annual inspections of the following components:
Carefully eliminate any dirt from conductive parts, contact surfaces, and the surface of the insulating porcelain bottle to preserve its functionality.
Examine all components for potential damage, focusing particularly on the insulating porcelain bottle for any indications of damage or cracks.
Verify that the contact surface of the conductive part is in exemplary condition, ensuring 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 |