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medium voltage outdoor vacuum circuit breaker (vcb)

Location:
Wuhan, China ( Mainland)
Status:
New
Sample Availibility:
yes
Payment Terms:
Cash, Bank Transfer, Letter of Credit, T/T, L/C
Categories:
Home > Electronics & Electrical > Circuit Breaker

Product Description

medium voltage outdoor vacuum circuit breaker (vcb)

Main Technical Data
Rated voltage kv12
Rated frequenceHz50
Rated lighting impulse withstand voltagekv75
Rated short-time power frequency withstand voltage(dry) kv42
Rated short-time power frequency withstand voltage(humid) kv30
Rated current A630/1250
Rated short-circuit breaking current kA20
Rated short-circuit making current kA50
Short time withstand current (4S)kA20
Rated peak withstand currentkA50
Rated operations of short-circuit breaking current interruption times30
Power frequency withstand voltage of secondary circuit(1 min) v2000
Mechanical life times50000
Mechanical characteristics adjustment data
Rated contact stroke mm9±1
Contact overtravel mm2±0.5
Average opening speed m/s1.2±0.3
Average closing speed m/s0.6±0.2
Contact bouncing duration at closing operation ms≤3
Bounce duration of contact closing ms ≤2
Core distance between phasesmm340±1.5
Three-pole simultaneity ms≤2
Condactive circuit resistance of each phases μΩ<80
Closing time ms20~40
Opening time ms30~60

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Contact Information

Company:
 Wuhan Feite Electric Co., Ltd.
Phone Number:
  86-027-84799945
Fax Number:
 86-027-84799945
 
 

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