main product features:
excellent breaking performance, short arcing time, reliable insulation, high mechanical reliability, strong interrupter ability and frequent operation. its ct14 mechanism is of double semi-axle structure and high operational reliability. it meets the requirements of iec 62271-1 and iec 62271-100.
no. |
item |
unit |
data | |
1 |
rated voltage |
kv |
40.5 | |
2 |
rated current |
a |
3150 | |
3 |
rated frequency |
hz |
50/60 | |
4 |
rated short-time withstand current /time |
ka/s |
31.5/4 | |
5 |
rated peak withstand current |
ka |
80 | |
6 |
rated short-duration power-frequencywithstand voltage |
phase-to-earth |
kv |
95 |
across isolating distance |
kv |
118 | ||
rated lightning impulse withstand voltage |
phase-to-earth |
kv |
185 | |
across isolating distance |
kv |
215 |