BHD20-40/(660,380)-4T Anti-Explosion Cable Branch

Application BHD20-40/(660,380)-4TTmining explosion-proof low voltage cable junction box is used as cable connection and branching for lighting,signal and power motor ,in the coal mine well with explosive mixed gas containing mathane . Technical Features the product is mainly composed of shell ,cover,inner wire connection,in-outgrounding device and wire outletting compressing device.its main material is HT250 grey cast iron and glazed china wire joint. Technical Data TypeRated Voltage(V)Rated Current(A)Branch CablesMax Out Diamaterof Inlet WireDemension(m)BHD20-4001140,660,3804002/3/4Ø78660*250*220 660*460*220 660*660*220 BHD20-2001140,660,3802002/3/4main cableØ64, branch cableØ39 470*240*170 470*360*170 470*360*170 BHD20-100660,3801002/3/4Ø39380*290*150BHD20-40660,380402/3/4Ø25300*127*100 300*260*100 300*300*100 BHD20-20660,380202/3/4Ø17260*160*80 260*230*80 260*260*80