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FZW28 630A Vacuum Load Breaking Switch High Voltage Switching Outdoor
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FZW28 630A Vacuum Load Breaking Switch High Voltage Switching Outdoor

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FZW28 630A Vacuum Load Breaking Switch High Voltage Switching Outdoor

 

 

FZW28 11kv 630A outdoor 50HZ high voltage vacuum load break switch

 

Jubang SF6 Insulation Vacuum Load Break Switch is the result of our own indepent innovation and the most popular design.

 

It's applied in outdoor 12/24kV 3 phase AC 50/60HZ powersystem.It is used to open and close load current and short circuit current.

 

It is conforms to IEC62271-103 3.6kV~40.5kV and IEC60694 

 

Features of Jubang vacuum load switch

 

1. High breaking capacity: vacuum arc extinguish, SF6 insulation, high arc extinguishing and insulation performance. 


2. High security performance: arc-extinguishing, oil-free insulation medium ; the anti -explosion device on the top of the box to avoid internal fault.

 

Application environment conditions

 

1. Altitude: ≤2000m

2. Air temperature: -40°C ~ +85°C

3. Relative humidity: month average≤90%,day average ≤95%

4.icing thickness:10mm

5.wind pressure: ≤700Pa(=wind speed 34m/s)

 

General Specifications

 

Rated Voltage

kV

12

Rated Current

A

630

Rated Frequency

Hz

50/60Hz

Rated Short Time Withstand Current 4S

kA

20

Rated Short -Circuit Closing Current (peak)

kA

50

operate voltage

V

AC220(80%-110%)

1min power frequency withstand voltage

Earth                          

kV

42/48                        

Inter-phase

42/48

Fracture

42/48

Lightning impulse withstand voltage

Earth

kV

75/84

Inter-phase

75/84

Fracture

75/84

insulation resistance

Earth

MΩ

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Mr. Vito Tse
Tel: 86-755-28069300
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Jubang Electric Group Co., Ltd.
Room A2710-2711, Fenglin International Center, Shenzhen, Guangdong, China (Mainland)
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