Vacuum Interrupter for 24kv Circuit Breaker (207C)

Model NO.: 207C
Poles Number: 3
Type: Vacuum
Function: Vacuum
Certification: ISO9001-2000, CQC
Warranty: 12 Month
Rated Voltage: 40.5kv
Rated Current: 1600A
Rated Lighting Impulse Withstand Voltage: 75kv
Rated Short-Circuit Braking Current: 20ka
Trademark: ZGVE
Transport Package: Standard Export Packing.
Specification: Vacuum
Origin: Wenzhou
HS Code: 8538900000
Vacuum Interrupter For 12kv Circuit Breaker(207c)

Vacuum Interrupter for 24kv Circuit Breaker (207C)







Main Technical Data
Main Technical Data
Rated Voltage  24kV
Rated Current  1250A
Rated Frequency 50/60Hz
Rated Short-time power frequency withstand voltage(1min) 60kV
Rated Lighting impulse withstand voltage 125kv
Rated short-circuit breaking current  25KA
Rated short-circuit making current(peak) 40kA
Breaking operations of rated short circuit breaking current 30 timies
Rated sigle capacitor bank breaking current  400A
Rated short-time withstand current 25kA
Rated peak withstand current 40kA
Rated duration of short-circuit 4s
Mechanica life 20000times
Contact closing force due to bellows and atmosphere 80±40N
Counterforce at rated contact stroke 150±50N
Circuit resistance at rated contact force  ≤25μΩ
Shelf life  20 years
Contact erosion limit 3mm
Weight of moving parts ≤0.4kg
Mechanical Data Required for matched vacuum switchgear
Rated contact stroke 11±1mm
Average opening speed  1.0±0.25m/s
Average closing speed  0.65±0.15m/s
Added contact force  2000±100N
Contact bouncing duration at closing operation ≤2ms
Contact bouncing bank amplitude of opening operation ≤4mm
Three-pole simultaneity ≤1ms

Dimensional Drawing






Vacuum Interrupter for 24kv Circuit Breaker (207C)

Vacuum Interrupter for 24kv Circuit Breaker (207C)



Vacuum Interrupter for 24kv Circuit Breaker (207C)