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Wuhan Feite Electric.Co.Ltd

Products >> outdoor high voltage vacuum circuit breaker

outdoor high voltage vacuum circuit breaker

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Description
Product Name: outdoor high voltage vacuum circuit breaker
Supply Ability:
Related proudcts vacuum, high voltage,
Specifications High reliability ZN28(A)-12 indoor high voltage vacuum circuit b
Price Term:
Port of loading: shanghai
Minimum Order
Unit Price:

Main Technical Data
Rated voltage kv 40.5
Rated lighting impulse withstand voltage(peak) kv 185
Rated short-time power frequency withstand voltage(1min) kv 95
Rated short-circuit breaking current kA 25 31.5
Rated current A 1250/1600 1250/1600/2000
Rated peak withstanding current kA 63 80
Rated operations of short-circuit breaking current interruption times 20
Rated duration of short-circuit s 4
Rated operating sequence 0-0.3-CO-180s -CO
Supply voltage of open and close installation v AC,DC220 AC,DC110
Closing time ms 50~100
Opening time ms 30~60
Rated single capacitor bank breaking current A 630
Rated back to back capacitor bank breaking current A 400
Mechanical life times (M1 degree)10000

Mechanical characteristics adjustment data
Rated contact stroke mm 22¡À2
Contact overtravel mm 8¡À2
Average opening speed m/s 1.8¡À0.2
Average closing speed m/s 0.65¡À0.2
Contact bouncing duration at closing operation ms ¡Ü3
Type of operatinf structure Special 3AV sprinf operating structure
Three-pole simultaneity ms ¡Ü2
Condactive circuit resistance of each phases ¦Ì¦¸ ¡Ü45

Contact Us
Company: Wuhan Feite Electric.Co.Ltd
Contact: Ms. dawn feng
Address: No.113 Tian e hu Avenue,Caidian District
Postcode: 430113
Tel: 86-027 84799945
Fax: 86-027-69162588
E-mail:         


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