Technical parameter
Item |
Unit |
Data | ||
Rated Voltage |
KV |
40.5 | ||
rated insulation leve1 |
thunder impulse withstand voltage(peak vaule) |
KV |
185/215 | |
industrial frequency withstand voltaged(1 min) |
KV |
95 | ||
rated current |
A |
1600 |
2000 | |
Mechanical life-span |
Times |
3000 | ||
SF6 air'rated pressure (gage pressure when 20) |
MPA |
0.45 | ||
shutting pressure(gage pressure when 20) |
MPA |
0.45 | ||
the lowest use environment temperature |
C |
-30 | ||
rated short-circuit break current |
KA |
25 |
31.5 | |
rated short-ciruit close current(peak value) |
KA |
63 |
80 | |
rated little withstand current (heat stablized current) |
KA |
25 |
31.5 | |
rated peak vaule withstand current (stabilized current) |
KA |
63 |
80 | |
rated breaking-step dropout current |
KA |
63 |
80 | |
rated short follow current |
S |
4 | ||
time of closing brake(under rated operation voltage) |
S |
≤0.1 | ||
time of breking brake(under rated operation voltage) |
S |
≤0.07 | ||
rated operation order |
ms |
off-0.3Son and off-180S-an and off | ||
rated on-offone condenser bank'current |
A |
400 | ||
the accumulated dropout times under rated short dropout current |
Times |
15 |
10 | |
annual air-leakage ratio |
%years |
≤1 | ||
water content of SF6 air when 20) |
PPM(V) |
≤150 | ||
rated operation volt of CT14spring operation structure |
V |
~220v | ||
volt of closing coilopening coil |
V |
AC:220 | ||
DC:110 220 | ||||
energy-store electric machine'volt |
V |
AC:220 | ||
DC:220 | ||||
weight of SF6 air |
KG |
8 | ||
weight of circuit breaker(including operation structure) |
KG |
1400 |