Customization: | Available |
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Breaking Capacity: | High Voltage Circuit Breakers |
Operation: | Energy-storage Type |
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technical parameter Main technical parameters of circuit breaker |
Table 1 | ||
serial number 1 1 |
Name: Rated Voltage | unit kV |
parameter LW36-126KV |
2 | Insulation level | kV | See Table 2. |
rated current | Hz | 50 | |
4 | Rated current | A | 3150 |
5 | rated current | kA | 40 |
6 | Rated short-time withstand current | kA | 40 |
7 | Rated peak withstand current | kA | 100 |
8 | rated short-circuit duration | s | 3 |
9 | Rated short-circuit closing current (peak) | kA | 100 |
10 | Short-line fault breaking current | kA | 36/30 |
11 | Rated line charging breaking current | A | 31.5 |
12 | Rated out-of-step breaking current | kA | 10 |
13 | Cumulative number of interruptions under rated short-circuit breaking current | times | 20 |
14 | first pole opening factor | 1.5 | |
15 | SF6 gas pressure (20 ° C) | MPa | 0.5 |
16 | Rated voltage of power supply for control circuit and auxiliary circuit | DC220V DC110V | |
17 | rated operation sequence | points-0.3s-combined points-180s-combined points | |
18 | mechanical characteristics | See Table 5. | |
Rated main circuit resistance | M Q | W55 | |
20 | Circuit breaker mechanical durability | times | 10000 |
Horizontal and vertical FshA | N | 1250 | |
21 | Terminal block static tension, horizontal horizontal FshB | N | 750 |
Vertical direction FtVm | N | 1000 | |
22 | SF6Annual gas leakage rate | % | W1 |
23 | SF6Gas moisture content (V/V) | ppm | w150±4 |
24 | Contact travel | mm | 150 + 4 |
25 | Contact contact travel | mm | 25 |