NO |
projecl |
Company |
data |
1 |
Rated voltage |
KV |
12 |
2 |
Rated frequency |
Hz |
50 |
3 |
Rated current |
A |
630 |
4 |
Rated short-circuit breaking current |
kA |
25 |
5 |
Rated short-circuit making current (peak) |
kA |
63 |
6 |
Rated short time withstand current duration |
S |
4 |
7 |
Rated short time withstand curren |
kA |
25 |
8 |
Rated peak withstand current |
kA |
63 |
9 |
Rated cable charging breaking current |
A |
25 |
10 |
Rated short time power frequency withstand voltage (phase to phase,to
ground) |
kV |
42 |
11 |
Rated short time power frequency withstand voltage (break) |
KV |
48 |
12 |
Rated lightning impulse withstand voltage peak (phase to phase,to ground) |
KV |
95 |
13 |
Rated lightning impulse withstand voltage peak (fracture) |
KV |
110 |
14 |
Rated operating sequence |
|
O-0.3s-CO-180s-CO |
15 |
Partial discharge test 1.2ur |
pC |
≤20 |
16 |
Main circuit resistance |
μΩ |
≤150 |
17 |
Temperature rise test |
|
1.1Times*630A |
18 |
Mechanical life (circuit breaker M2/isolating switch Ml/grounding switch Ml) |
|
10000 order/3000 order/3000 order |
19 |
Classification based on electrical lifespan |
|
E2 |
20 |
Classification based on capacitive current |
|
C2 |
21 |
Rated power of energy storage motor |
W |
75 |
22 |
Rated voltage of energy storage motor |
V |
DC48V/DC110V/DC220V/AC220V(85~110%) |
23 |
Energy storage time |
S |
≤12 |
24 |
Rated voltage of opening and closing coils |
V |
DC48V/DC110V/DC220V/AC220V |
25 |
Rated current of opening and dosing coils |
A |
1.5~2.6 |
26 |
Contact stroke (opening distance) |
mm |
9±1 |
27 |
Contact travel (overtravel) |
mm |
4±1 |
28 |
Closing contact bounce time |
ms |
≤3 |
29 |
Rated contact pressure |
N |
1600±100 |
30 |
Interpolar periodicity |
ms |
≤2 |
31 |
Average opening speed (first 6mm) |
m/s |
1.1±0.2 |
32 |
Average closing speed (after 6mm) |
m/s |
0.6±0.2 |
33 |
Protection level of airtight compartments |
|
IP67 |
34 |
Gas medium used for insulation |
|
Dry air or N2 |
35 |
Design pressure |
MPa |
0.06 |
36 |
Rated gas pressure (20°C gauge pressure |
MPa |
0.02 |
37 |
Minimum functional pressure of gas (20°C gauge pressure |
MPa |
0 |
38 |
Gas moisture content |
ppa |
≤300 |
39 |
Annual gas leakage rate |
|
≤0.5% |
40 |
Mechanical life of three-position isolation switch (isolation switch/
grounding switch) |
time |
3000/3000 |
41 |
Three station isolation switch circuit resistance |
μΩ |
≤30 |
42 |
Contact pressure of three-position isolation switch |
N |
150±20 |
43 |
Phase spacing of three-position isolation switch |
mm |
150±0.5 |
44 |
lsolation contact opening distance (open state) |
mm |
125±5 |