7.5mva 33kv semi-trailer mobile substation
It is easy to install and put into operation quickly.
Just connect the cable to put into operation.
It has shock absorption, temporary rod, circuit components soft connection and other shock measures.
3. Structural composition
High pressure switches use HGIS or open type isolating switch and magnetic pole breaker as the main switch, mounted on a trailer.
LV switchgear room include: Low voltage side switch cabinet, control power supply, DC screen and measuring equipment control protection.
4. LV inner switchgear features
Use three-layer insulation shell;
Air-conditioned, open on demand;
Shell protection grade up to IP43 substation;
Indoor DC power supply battery of low-voltage switchgear is fully sealed products.
|1||Main transformer capacity||MVA||5, 7.5, 10, 15, 20, 25, 31.5, 40, 50|
|2||Rated voltage of the switch on HV side||kV||33, 35, 66, 110, 132, 145, 220|
|3||Rated current on HV side||A||630, 1250, 2000|
|4||Rated short circuit breaking current||kA||25, 31.5, 40|
|5||Rated voltage of the switch on LV side||kV||6.6, 11, 13.8, 22, 33, 35|
|6||Rated current on LV side||A||1250, 2000, 2500, 3150|
|7||Rated short circuit breaking current||kA||25, 31.5, 40|
|10||Ambient temperature||℃||-40 ~ +60|
|13||Height above sea level||m||≤2000|
|15||Earthquake||Horizontal acceleration||g||General area:0.15g Stricken area:0.3g|
|Vertical acceleration||g||General area:0.075g Stricken area:0.15g|