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 cutting-edge engineering, designed for seamless operation on high voltage power transmission and distribution lines ranging from 10 to 24kV. Expertly crafted to manage single-phase or three-phase circuits, this isolation disconnect switch excels in scenarios where current is absent, yet voltage persists.
This switch is purposefully engineered for unparalleled single-phase utility within three-phase systems, boasting a streamlined architecture that embodies both economic and operational efficiency. It is available in rated currents of 200, 400, 600, 800, 1000, and 1250 amps. The switch's intelligent design comprises a sturdy base, robust post insulators, precise conductive elements, and an advanced mechanical section, all unified by a sophisticated gate knife mechanism for precise circuit control. Each phase's gate knife is equipped with dual conductive blades and strategically positioned external compression springs to maintain optimal contact pressure, easily adjustable by modifying the spring height. For safe operation, an insulated hook stick facilitates secure opening and closing actions, further enhanced by a reliable self-locking feature.
Working Environment:
Altitude: Designed to perform optimally at elevations up to 1000 meters.
Ambient Temperature: Capable of withstanding extremes with a maximum temperature of +40°C and a minimum of -30°C.
Wind Resistance: Built to endure outdoor wind speeds up to 35 meters per second.
Seismic Compatibility: Engineered to withstand seismic intensities up to 8 degrees, ensuring stability in areas with minimal severe vibrations.
Installation Environment: The site must be devoid of gases, chemical deposits, salt mist, dust, dirt, or other explosive or corrosive substances that could compromise the switch's insulation and conductivity.
Note:
EXCEEDING THESE STANDARD USAGE CONDITIONS? OUR TEAM IS READY TO DISCUSS CUSTOMIZED SOLUTIONS JUST FOR YOU.
Installation, Use, and Adjustment
Pre-installation work
Perform the following annual maintenance checks to ensure optimal performance and longevity:
Diligently clean all conductive parts, contact surfaces, and the insulating porcelain bottle to maintain operational integrity.
Inspect every component for potential damage, placing particular emphasis on examining the insulating porcelain bottle for any signs of damage or cracking.
Verify the integrity of the conductive parts' contact surface to ensure seamless electrical connectivity.
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 |