Customization: | Available |
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Type: | 10kv/12kv/15kv |
Structure: | According to Customer Requirements |
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(H)GWBEB type outdoor high-voltage isolation switch, famously recognized as an isolation disconnect switch, is meticulously engineered for seamless operation on 10(12, 15, 24)kV high voltage power transmission and distribution lines. This state-of-the-art switch efficiently opens and closes single-phase or three-phase circuits without interrupting load yet ensuring voltage presence.
Specifically crafted for single-phase applications within three-phase line systems, this switch epitomizes simplicity, affordability, and user-friendliness. It boasts an impressive array of rated currents: 200, 400, 600, 800, 1000, and 1250 amps. Constructed with a robust base, durable post insulators, high-quality conductive parts, and a mechanical section, the switch features a sophisticated gate knife structure to control circuit operations. Each phase's gate knife integrates two conductive blades, complemented by external compression springs on both sides, adjustable for optimal contact pressure. With an insulated hook stick, the switch promises effortless operation with its self-locking mechanism.
Working Environment:
Designed for altitudes not exceeding 1000 meters;
Guaranteed performance in ambient temperatures: withstanding maximums up to +40°C and enduring minimums down to -30°C;
Engineered to withstand outdoor wind speeds not exceeding 35 meters/second;
Resilient against seismic intensity not exceeding 8 degrees; ideal for installations in areas free from frequent severe vibrations.
Installation sites should remain free from gases, chemical deposits, salt mist, dust, dirt, or other explosive or corrosive agents that could significantly impair the switch's insulation and conductivity.
Note:
SHOULD THE CONDITIONS OF NORMAL USAGE BE SURPASSED, USERS ARE ADVISED TO ENGAGE IN DISCUSSIONS WITH OUR COMPANY.
Installation, Use and Adjustment
Pre-installation work
Conduct annual inspections of the following switch components:
Diligently cleanse dirt from conductive parts, contact surfaces, and the insulating porcelain bottle's exterior.
Thoroughly inspect all components for any damage, with particular attention to the insulating porcelain bottle for any signs of damage or cracks.
Ensure the conductive part's contact surface maintains optimal 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 |