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Chengdu Guoguang Elecric Co.,Ltd
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Vacuum Electrical Power Interrupter Long Service Life 7.56 Making Current

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Vacuum Electrical Power Interrupter Long Service Life 7.56 Making Current

Brand Name : GUOGUANG

Model Number : ZKTJ-630/1.14

Place of Origin : Sichuan, China (Mainland)

MOQ : Negotiation

Price : Negotiation

Payment Terms : T/T

Supply Ability : 200 Pieces per month

Delivery Time : within 10 working days

Packaging Details : Export packing-layer board box/carton box

Rated Voltage : 1.14kV

Rated Current : 630A

Rated Frequency : 50/60Hz

Net Weight : 1.4kg

Shelf Life : 10 years

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About Us :

Founded in 1958, Guoguang Electric Co., Ltd. Chengdu. is one of the Soviet Union's aids 156 key projects during the 1stFive-Year plan, and also a comprehensive factory dedicated in manufacturing of microwave electron. In October of 2000, the factory is reorganized into a share-holding corporation that set foot in science research, manufacturing and trading. The headquarter and the manufacturing base are situated in the state-level economic and technological development zone of Longquanyi District, Chengdu city. The manufacturing base area is 133,340m2 and the total area of structure is 80,000m2. The total asset of the company is nearly 900 million RMB and net asset is 600 million RMB. Over 1100 staff members have been employed and over 30% of them are medium and high ranking technicians.

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 630
6 Rated Short-time Withstand Current kA 8
7 Rated duration of Short-circuit s 1
8 Rated Breaking Current A 6300
9 Limiting Breaking Current kA 6.3
10 Rated Making Current kA 7.56
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 3*106
AC-4 6*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 105~140
18 Counter force of Contacts at Full Stroke N 120~160
19 Circuit Resistance at Min. Rated Contact Force μΩ
20 Contact Limit Erosion mm 1
21 Mass of Moving Parts kg 0.6
22 Internal Gas Pressure Pa ≤1.33*10-3
23 Shelf Life Year 10

Vacuum Electrical Power Interrupter Long Service Life 7.56 Making Current


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