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Front Panel Installation Indoor Vacuum Circuit Breaker Environmental Friendly
Front Panel Installation Indoor Vacuum Circuit Breaker Environmental Friendly
Specifications
Brand Name :
Comking
Model Number :
CKVB-24/GE
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
Rated current :
630A,1250A
Rated frequency :
50Hz
Type :
Indoor
Description

1. CKVB-24/GE is the circuit breaker with right lateral.

2. Technical Data

Description Unit Parameter
Rated voltage kA 24
Rated short-time withstand voltage phase-to-phase phase-to-earth kA 65
open contact kA 79
Rated lighting impulse withstand voltage phase-to-phase phase-to-earth kA 125
open contact kA 145
Rated frequency Hz 50
Pole centre distance mm 210, 230
Rated current A 630 1250
Rated short-time withstand current(4s) kA 25 31.5 25 31.5
Rated peak withstand current kA 63 80 63 80
Rated short-circuit breaking current kA 25 31.5 25 31.5
Rated short-circuit making current kA 63 80 63 80
Rated breaking cable charging current A 25
Rated capacitor bank inrush making current kA 12.5
Rated single capacitor bank breaking current A 630
Rated back to back capacitor bank breaking current A 400
Operating sequence / Opening-0.3s-Closing/Opening-180s-Closing/Opening
Mechanism life times 20000
Opening times for rated current times 20000
Opening times for rated short-circuit current times 50
Clearance between open contacts mm 13±1
Overtravel mm 4±1
Average closing speed m/s 0.8～1.2
Average opening speed m/s 1.1～1.7
Closing time ms 35～70
Opening time ms 20～50
Bounce time for contact’s closing ms ≤2
Asynchronous time for three-phase contacts closing / opening ms ≤1
Allowable accumulated wearing thickness of moving/fixing contact mm 3

3. Standard

----GB1984-2003

---- IEC60056-2001

---- GB/T16927-1997

---- GB/T 4473-2008

---- DL/T403-2000

--- J B/T3855-2008

4. Working Condition

4.1 Ambient air temperature: -25℃～+40℃

4.2 Ambient humidity:

---- relative average daily humidity: ≤95%

---- relative average daily water vapor pressure: ≤2.2kPa

---- relative average monthly humidity: ≤90%

---- relative average monthly water vapor pressure: ≤1.8kPa

4.3 Altitude: ≤1000m

4.4 Earthquake intensity: ≤magnitude 8

4.5 Ambient air doesn’t obviously pollute by dust, smoke, corrosive or combustible gas, vapors or salt spray.

(Exceeding above working condition is available as customized product)

Product tags

outdoor vacuum circuit breaker

,

indoor vacuum circuit breaker

,

11 kv outdoor vacuum circuit breaker
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Front Panel Installation Indoor Vacuum Circuit Breaker Environmental Friendly

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Product Detail
Brand Name :
Comking
Model Number :
CKVB-24/GE
Certification :
Type Test Report
Place of Origin :
China
Payment Terms :
L/C, T/T, Western Union
Packaging Details :
Wooden Packing
Contact Supplier
Front Panel Installation Indoor Vacuum Circuit Breaker Environmental Friendly

Zhuhai Comking Electric Co.,Ltd.

Active Member
6 Years
guangdong, zhuhai
Since 2006
Business Type :
Manufacturer
Main Products :
Power Distribution Switchgear, Solid Insulated Switchgear, Gas Insulated Switchgear
Employee Number :
300~500
Certification Level :
Active Member
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