1 - 500 piece
group nameVacuum Interrupter
Min Order1 piece
brand nameJUCRO
modelJUCA 40.5KV 2000A 31.5EQ
payment methodL/C, Western Union, MoneyGram, T/T
update timeWed, 18 May 2022 14:22:51 GMT
Min Order1 piece
Main Technical Parameters
Items |
Value |
Rated voltage |
40.5kV |
Rated current | 2000A |
Rated frequency | 50Hz |
Rated power frequency withstand voltage (1 min) | 95kV |
Rated lightning impulse withstand voltage | 185kV |
Rated short circuit breaking current | 31.5KA |
Rated short circuit making current(peak value) | 80KA |
Breaking operations under rated short circuit breaking current | 20 times |
Rated short time withstand current |
31.5kA |
Rated withstand current(peak value) |
80kA |
Rated duration of short circuit | 4s |
Mechanical life | 10000 times |
Closing force due to bellows and atmosphere | 200±60N |
Force required to hold contacts opening at full stroke | 310±60N |
Circuit resistance at lowest rated contacts force | ≤35μΩ |
Storage life | 20 years |
Limiting abrasion of contacts | 3mm |
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