Sf6 Load Breaker
Sf6 Load Breaker
AC
Wall-Mounted
Removable
Medium Voltage
Steel Plate
VDE, CCC, ISO9001
SASUN
Wooden Cases
12KV -630A / 1250A
China
8535100000
Product Description
Product details:
Description:
LW34-12/24 SF6 Load Break Switch is used in outdoor 12KV or 24kV three phase AC 50/60Hz power system to open and close load current and short circuit current. It accords with the standards of IEC60265 & GB/T3804 3.6~40.5KV High voltage AC load break switch, GB/T11022 High voltage switch apparatus and control apparatus.
Features:
1,Stainless steel panel have good antisepsis and seal performance. |
2,Light in weight and convenience for transit. |
3,Free maintenance. |
4,With anti-explode device. |
5,The switch can be locked automatically when the press is 0.03 to 0.07MPa. |
Techincal data:
No. | Item | Unit | Data | ||
1 | Rated voltage | kV | 12/24 | ||
2 | Rated insulation level | Power frequency | kV | Across open contacts:49,phase to phase, phase to earth:42 | |
3 | Wet withstand voltage | kV | Phase to phase, phase to earth:34/50 | ||
4 | Impulse withstand voltage | kV | Across open contacts:85,phase to phase, phase to earth:75 | ||
5 | Rated power frequency | Hz | 50/60 | ||
6 | Rated current | A | 630 | ||
7 | Rated active load breaking current | A | 630 | Breaking 100 times | |
8 | Rated loop breaking current | A | 630 | Breaking 10 times | |
9 | 5% rated active load breaking current | A | 31.5 | Breaking 20 times | |
10 | Rated cable charging current | A | 10 | Breaking 20 times | |
11 | Rated short-circuit making current(peak) | kA | 50 | Making 5 times | |
12 | Rated short-time withstand current(4s) | kA | 20 | ||
13 | Rated peak withstand current | kA | 50 | ||
14 | Rated SF6 pressure | Mpa | 0.12 | ||
15 | Rated SF6 yearly gas leakage rate | ≤1% |
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