Zhuhai Comking Electric Co.,Ltd.

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Withdrawable Power Distribution Switchgear , Metal Clad Vacuum Switchgear KYN28A

Withdrawable Power Distribution Switchgear , Metal Clad Vacuum Switchgear KYN28A

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Brand Name :Comking
Model Number :KYN28A
Certification :Type Test Report
Place of Origin :China
Payment Terms :L/C, T/T, Western Union
Packaging Details :Wooden Packing
MOQ :1set
Price :To be discussed later
Delivery Time :10-15 work days
Rated Voltage :24kV
Material :Metal clad enclosed
Rated frequency :50Hz
Type :Withdrawable
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1. Description

KYN28A-12 is the switchgear apply in the single busbar power system and single busbar sectionalized power system with three-phase AC 50Hz,7.2~12kV.It can be used for receiving & distributing electric power of the transmission and distribution control.

2. Working Condition

Indoor ambient temperature:

Max. temperature: +40℃

Daily average temperature: +35℃

Min. temperature: -15℃

Indoor ambient humidity:

Daily average relative humidity: ≤95%

Monthly average relative humidity: ≤90%

Altitude for place of installation : ≤1000m

Earthquake intensity: ≤magnitude 8

Applicable in the places without fire, explosive risk, serious polluted and chemical corrosive.

(Exceeding above working condition is available as customized product)

3. Technical Data

Rated voltage kV 12
Rated insulated level 1min Power frequency withstand voltage (available value) kV 42
Lighting impulse withstand voltage(peak value) kV 75
Rated frequency Hz 50
Rated current of main busbar A 630,1250,1600,2000,2500,3150,4000﹡
Rated current of branch busbar A 630,1250,1600,2000,2500,3150,4000
4s Thermal stability current (available value) kA 16,20,25,31.5,40﹡﹡
Rated dynamic stability current(peak value) ﹡﹡﹡ kA 40,50,63,80,100

Remark:

﹡---- it needs to be equipped with ventilation device.

﹡﹡---- At the rate of 40kA is 3 seconds.

﹡﹡﹡---- The short-circuit capacity of instrument transformer needs to be considered separately.

4. Standard

---- IEC62271-200:2003

---- GB3906-2006

---- GB/T11022-1999

---- DL/T 404-2007

China Withdrawable Power Distribution Switchgear , Metal Clad Vacuum Switchgear KYN28A for sale

Withdrawable Power Distribution Switchgear , Metal Clad Vacuum Switchgear KYN28A

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