• Chengdu Guoguang Elecric Co.,Ltd
    Rose
    The delivery time of CW Magnetron is quick, and very important: the products always sent match the order. I trust them because i've never been disapointed with them.
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    Edward Deanda
    Please develop more Vacuum Contactor Unit and with better prices, so we can sell your products to more clients and gain larger markets. Thanks you
Contact Person : Dai
Phone Number : 15008451881

Vacuum Fault Interrupter In Circuit Breaker 5 KV Power Frequency Withstand Voltage

Place of Origin Sichuan, China (Mainland)
Brand Name GUOGUANG
Model Number ZKTJ-250/1.14
Minimum Order Quantity Negotiation
Price Negotiation
Packaging Details Export packing-layer board box/carton box
Delivery Time within 10 working days
Payment Terms T/T
Supply Ability 200 Pieces per month

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Product Details
Rated Voltage 1.14kV Rated Current 250A
Rated Frequency 50/60Hz Net Weight 1 Kg
Shelf Life 10 Years
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5 KV Frequency Vacuum Fault Interrupter

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Product Description

                                                                  Parameter

 

No. MAIN TECHNICAL DATA Unit  
1 Rated Voltage kV 1.14
2 Lightning Impulse Withstand Voltage (Peak) kV  
3 Short-time (1min) Power-frequency Withstand Voltage kV 5
4 Rated Frequency Hz 50/60
5 Rated Current A 250
6 Rated Short-time Withstand Current kA 3.5
7 Rated duration of Short-circuit s 1
8 Rated Breaking Current A 2500
9 Limiting Breaking Current kA 4.5
10 Rated Making Current kA 3
11 Rated Operating Frequency AC-3 Operations/h  
AC-4  
12 Short-time Operating Frequency Operations/h 3000
13 Utilization Category AC  
14 Electrical Endurance AC-3 Operations 5*106
AC-4 8*104
15 Mechanical Endurance Operations 5*106
16 Clearance Between Open Contacts mm 1.2~1.5
17 Contact Closing Force Due to Bellows and Atmosphere N 40~68
18 Counter force of Contacts at Full Stroke N 50~78
19 Circuit Resistance at Min. Rated Contact Force μΩ  
20 Contact Limit Erosion mm 1
21 Mass of Moving Parts kg 0.23
22 Internal Gas Pressure Pa ≤1.33*10-3
23 Shelf Life Year 10

 

 

   

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