Chosinthira cholumikizira cha DC kuti muchepetse arc yopangidwa ndi magetsi a DC, kupewa ngozi zoopsa ndikuwonetsetsa kuti ntchito zikuyenda bwino.
Kapangidwe ka module, DC insulation voltage 1500V, kapangidwe kakang'ono, manambala angapo a pole oti musankhe kuchokera ku kapangidwe ka mlatho wolumikizirana, wokhala ndi ntchito yodziyeretsa yokha, amachepetsa kukana ndi kugwiritsa ntchito mphamvu kwa ma switch a DC, ndipo amawonjezera moyo wa switch njira zingapo zokhazikika zokhazikitsira kuti zigwirizane ndi zochitika zosiyanasiyana zogwiritsidwa ntchito. Njira yosinthira "yozimitsa" yomwe siili yodalira ntchito ya anthu imagwiritsa ntchito masiponji osungira mphamvu kuti ikwaniritse kusintha mwachangu, yokhala ndi nthawi yayitali yosakwana 5m² kukhazikitsa bokosi losalowa madzi kumakhala ndi magwiridwe antchito abwino otsekera ndipo kumatha kukwaniritsa chitetezo cha IP66 cha switchgear.
| Sinthani Zipilala | Voteji Yoyesedwa | |||||
| 300VDC | 600VDC | 800VDC | 1000VDC | 1200VDC | 1500VDC | |
| A2 | 32A | 32A | 16A | 9A | 6A | 2A |
| A4 | 32A | 32A | 16A | 9A | 6A | 2A |
| 4T | 45A | 45A | 45A | 45A | 45A | 25A |
| 4B | 45A | 45A | 45A | 45A | 45A | 25A |
| 4S | 45A | 45A | 45A | 45A | 45A | 25A |
| Voteji Yoyesedwa | DC1500V |
| Yoyesedwa Kutentha Kwamakono | 45A |
| Yoyesedwa Yopirira Mphamvu Yokakamiza | 8kV |
| Yoyesedwa Yopirira Nthawi Yaifupi | 1000A/1s |
| Waya umodzi kapena waya wamba (mm) | 4~6 |
| Moyo wa Makina | 10000 |
| Moyo Wamagetsi | 1000 |
| Gulu la kagwiritsidwe ntchito | DC21B/PV1/PV2 |
| Chiwerengero cha Mizati Yosinthira | A2, A4, 4T, 4B, 4S |
| Kutentha kwa Ntchito | -40°C~+85°C |
| Kutentha Kosungirako | -40°C~+85°C |
| Mlingo wa Kuipitsa | 3 |
| Gulu la Overvoltage | II |
| Kuyesa kwa IP ndi Chotsekera | IP66 |