Outline
FN7-24(DR) indoor HV load break switch jildt foar elektryske systeem mei 24kV rated spanning en trije-fase AC 50/60Hz, foar it ferbinen en brekken load hjoeddeistige en koartsluting stroom.
Brûk Betingsten
A. Hichte: ≤1000m.
B. Ambient temperatuer: -25 ℃ ~ + 40 ℃.
C. Relative vochtigheid: deistige gemiddelde ≤95%, moanlikse gemiddelde ≤90%.
D. Gjin faak serieuze trilling.
Main Parameters
NEE. | Items | Ienheid | Wearde |
1 | rated spanning | kV | fjouwerentweintich |
2 | rated frekwinsje | Hz | 50 |
3 | rated hjoeddeistige | IN | 400, 630, 1250 |
4 | rated aktive load breaking current | IN | 400, 630, 1250 |
5 | Rated sletten loop breaking current | IN | 400, 630, 1250 |
6 | 5% rated aktive load breaking current | IN | 20, 31,5, 62,5 |
7 | rated kabel opladen breaking current | IN | 10 |
8 | 1min macht frekwinsje wjerstean spanning: faze-to-fase, faze nei ierde / fraktuer | kV | 50/60 |
9 | wjerljocht ympuls wjerstean spanning: faze-to-faze, faze nei ierde / disconnecting fraktuer | kV | 125/145 |
10 | beoardiele koarte tiid tsjin aktuele (thermyske stabiliteit) | kA | 16, 20, 25 |
11 | rated koarte circuit doer | s | 1 |
12 | rated peak tsjin aktuele | kA | 40, 50, 63 |
13 | rated koartsluting meitsjen stroom | kA | 40, 50, 63 |
14 | meganyske libben | kear | 2000 |
Algemiene tekening
FN7-24D
FN7-24R