Mafi ƙarancin lokacin da an yi amfani da daskararrun kusoshin murabba'i wanda aka saba amfani da shi

Mafi ƙarancin lokacin da an yi amfani da daskararrun kusoshin murabba'i wanda aka saba amfani da shi

dangane

da kauri mai kauri daga busbars Misali: don tsarin 31 atomatik busbar lankwasawa inji.5kA, ich yana ɗaukar 80kA, kamar don KYN28-12 Switgear a = 27.5cm, don TMY100 × 10 da LMY100 × 10 Sannan: L jan karfe MAX≤755 (mm). Luminium MAX≤530 (mm). Ana iya gani daga lissafin cewa don tsarin 31.5KA, idan an karɓi madaidaicin tsarin 100 × 10 bas ɗin nisa, idan an yi watsi da wasu abubuwan a cikin lissafin ka'idar, dole ne a kula da tallafin bas a cikin 755mm (530mm) , wanda shine 800mm don girman ɗakin majalisa Switchgear ba gaskiya bane dangane da aikace-aikacen. Sabili da haka, galibi ba a amfani da wannan hanyar a cikin 12KV da 40.5KV switchgear da kayan sarrafawa, amma a cikin kayan lantarki masu ƙarancin wutar lantarki don la'akari da tsarin tsari da rage sararin samaniya, ana yin amfani dashi sau da yawa a layin shigarwa da layin haɗin. Dangane da wannan tsari da ke sama, ga bayanai da yawa na yau da kullun, kamar nisan da ke tsakanin basbars 210mm, 275mm (samfuran fifiko na wutar lantarki 12KV) 350mm, 400mm, 460mm (kayayyakin samfuran wutar lantarki 40.5KV), an taƙaita teburin kamar haka: Mafi ƙarancin lokaci (mm) lokacin da aka saba amfani da bushars rectangular an tsara shi dangane da kauri gwargwadon sandar. Circuitarancin keɓaɓɓiyar da'irar kA / 4s 31.5 40 Nisa (mm) 210 250 275 350 460 210 250 275 350 460 TMY 100 × 10 Darajar kimiya 2100 2280 2400 2700 3100 1680 1830 1900 2160 2475 Shawarar da aka ba da shawarar 1800 1800 1800 2200 2200 1400 1400 1400 1800 1800 TMY 80 × 10 darajar ka'idoji 1680 1830 1900 2160 2475 1340 1460 1530 1725 1980 Shawarar da aka ba da shawarar 1400 1400 1600 1800 1800 1200 1200 1200 1400 1400 TMY 80 × 8 darajar ka'idoji 1500 1630 1710 1930 2210 1195 1300 1370 1540 1770 Shawarar da aka ba da shawarar 1200 1200 1400 1400 1800 1000 1000 1000 1200 1400 TMY 60 × 6 darajar ka'idojin 970 1060 1110 1255 1440 Neman shawarar 800 800 800 1000 1000 LMY 100 × 10 darajar ka'idoji 1475 1610 1690 1900 2185 1180 1290 1350 1525 1750 Shawarar da aka ba da shawarar 1200 1200 1200 1400 1600 1000 1000 1000 1200 1400 LMY 80 × 10 darajar ka'idojin 1180 1290 1350 1525 1750 945 1030 1080 1215 1395 Neman shawarar 1000 1000 1000 1200 1400 800 800 800 1000 1000 LMY 80 × 8 darajar ka'idar 1050 1150 1205 1360 1560 845 925 970 1100 1250 Neman shawarar 800 800 1000 1000 1200 800 800 800 800 1000 (Tebur 2) Ana shirya mafi ƙarancin (mm) lokacin da ake yawan amfani da sandunan murabba'i mai kusurwa huɗu tare da juna a cikin hanyar nisa daga mashaya bas: Shortarancin gajeren zango KA / 4S 31.5 40 Nisa (mm) 275 400 460 275 400 460 TMY 100 × 10 darajar ka'idar 755 910 980 605 730 780 Neman shawarar 600 800 800 600 600 600