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SF6 Pole Mounted Gas Switches
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Kyungdong Electric

Circuit breaker, Switch, Electric contact, Heavy electric machine parts, Automatic transfer breaker, Air circuit breaker and more

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Manufacturer
Kyungdong Electric
Brand
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SKU
50003
Product Name
SF6 Pole Mounted Gas Switches
Model Name
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Product Details

25.8㎸ SF6 Gas Insulated Load Break Switches

25.8㎸ SF6 Gas Insulated Load Break Switches are installed on a 22.9㎸-y overhead. It reignites using SF6 gas which has an excellent heat isolation and arc extinguishing capability and switches load without reignition. With this distribution automation switchgear, the user can operate and check its status using means of communication either on site or remotely.

 

Specifications

Rated voltage 25.8kv Idle load make and break capacity 1,000 times
Rated frequency 60Hz Rated short-time current 12.5kA, 1sec
Rated current 400A Rated closing current 32.5kA, 5 times
Load current make and break capacity Load current 400A/200times Power frequency withstand voltage Dry 60kV, 1 min
Load current 20A/20times Wet 50kV, 10sec
Loop current 400A/20times Impulse withstand voltage 150kV (1.2X50 ㎲)
Cable charging current 25A/10times Rated control voltage AC 220V
Cable charging current 7.5A/10times SF6 gas pressure 1.2kg.f/㎡.G(20℃)
Line charging current 1.5A/10times Applied standards IEC 60265-1
ANSI C37.71
PS 151-170~180

 

Product dimensions

Kyungdong Electric SF6 Pole Mounted Gas Switches

 

■ Setting drawing

Kyungdong Electric SF6 Pole Mounted Gas Switches  1

Kyungdong Electric
Circuit breaker, Switch, Electric contact, Heavy electric machine parts, Automatic transfer breaker, Air circuit breaker and more
Since founded in 1980, Kyungdong Electric has conducted precision inspection and preventive maintenance of switch gears to become a leading switchboard maintenance company with the purpose of protecting the safety of power equipment supervisors and the property of users from electrical accidents. Today, design, manufacturing, and management techniques in the electric field are evolving day-to-day alongside the rapid growth of industrial technology. Respectively, the importance of electrical installations is rising and management methods are improving, becoming more and more refined. Our company strives to provide diverse services for our customers based on our abundant technology and experience in switchboards and high and low voltage circuit breakers. Our services help prevent electrical accidents in manufacturing companies and commercial buildings as well as extend the life of power facilities. We will continue our efforts to enhance and research electrical equipment managing techniques to fulfill the society’s need for convenience and safety.
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