... to cable branch connection 2.Contacts 2/3/4 ApplicationBHD20-25/(660,380)-2(3,4)T mining explosion-proof low voltage ... Diamaterof Inlet WireDemension(m)BHD20-400 1140,660 400 2/3/4 Ø78660*250*220 660*460*220 660*660*220BHD20 ... -200 1140,660,380 200 2/3/4main cableØ64branch cableØ39470*240*170 470*360*170 ... 260*100 300*300*100BHD20-25 660,380 25 2/3/4 Ø17260*160*80 260*230*80 260*260*80 ...