Dis circuit breaker na 40.5kV tana da muhimmanci a cikin gas-insulated switchgear (GIS), yana amfani da gas SF6 don kare insulaushi da hanyar tsirriyar jiki. A matsayin takardun mutanen zuwa masu voltage, tana bayar da aiki mai gaskiya, mai dace don kawo karfi da tsirriyar jiki.
Tana da karkashin mai kusa da kuma alama mai kanta, wanda ya kammala footprint, ya zama da kyau a kan abubuwan al'adu (karami, ruwan, faren ta) da kuma ya ci gaba da buƙata. An fito shi da mechanical interlocks mai tsari da kuma compatibility da smart monitoring, tana tabbatar da aiki mai dace da kiyaye—wanda yana da muhimmanci a cikin substations, urban power grids, da kuma gidajen aiki. Tana da IEC 62271 da GB standards, tana ba da inganci da kyau da kuma aiki mai dace, tana taimaka wajen yi management na grid mai kyau.
Main circuit tana da 630A-20kA (4S) da 25kA (3S), da kuma mechanical life tana da 10000 times. Grounding circuit 20kA (2S), mechanical life 2000 times.
Considerations for the use of environmental conditions
Altitude tana da ɗaya ɗaya 1000m, da kuma crack degree tana da ɗaya ɗaya 8 degrees. Pollution level: ll
Environmental temperature na product tana da -40 degrees ~+140 DEG C, relative humidity tana da ɗaya ɗaya 90% per day, da kuma average tana da ɗaya ɗaya 90% per month;
Installation site na frequent and violent shock, water vapor, chemical corrosion deposition, salt fog, dust, dirt da fire, wanda suka iya haɓaka performance na mechanism, babu da shi a cikin explosive dangerous installations.
Model composition and meaning
Main technical parameters
| Serial number |
content |
Company |
technical parameter |
| 1 |
Main circuit resistance of circuit breaker |
UΩ |
≤ 30 |
| 2 |
Super |
mm |
2-3 |
| 3 |
Open distance |
mm |
19±1 |
| 4 |
bounce |
ms |
≤ 5 |
| 5 |
Mean speed of gate separation |
m/s |
1.4-2.0 |
| 6 |
Closing average speed |
m/s |
0.8-1.2 |
| 7 |
Three phases of switching off |
ms |
≤ 2 |
| 8 |
Closing three phases |
ms |
≤ 2 |
Outline and installation dimensions of circuit breaker