Name |
Unit |
Value |
Main circuit |
Rated working voltage (Ue) |
kV |
7.2 |
12 |
Rated working current (Ie) |
A |
630 |
Rated frequency (fr) |
Hz |
50~60 |
Rated making capacity |
A |
10Ie (AC-4) |
Rated breaking capacity |
A |
8Ie (AC-4) |
Rated short time withstand current |
A |
10Ie |
Rated peak withstand current |
A |
25Ie |
Rated short circuit duration |
s |
4 |
Power frequency withstand voltage |
Between phases, phase to earth |
kV |
32 |
42 |
Vacuum breaks |
kV |
32 |
42 |
Lightening impulse withstand voltage |
kV |
60 |
75 |
Control circuit |
Rated voltage1 (Us) |
V |
AC or DC. 110/220 |
Rated power (Ps) |
Electric holding |
VA |
≤1000/100 (absorbing/holding) |
Mechanical holding |
VA |
≤900/600 (closing/opening) |
Auxiliary circuit |
Form |
|
3a+3b |
Rated value |
|
AC380V/5A, DC380V/1A |
Control circuit, auxiliary circuit to earth power frequency withstand voltage |
kV |
2 |
Rated operating frequency |
Long-term or mechanical holding type |
time/h |
300 |
Short-term |
time/h |
600 |
Mechanical endurance |
10000 times |
100 |
Electrical endurance |
10000 times |
25(AC-3),10(AC-4) |
