Mining Flameproof Cable Junction Box

We are offering bhd2 series mining flameproof cable junction box is suitable for the methane and coal dust explosive gas mixture in the coal mine, respectively for the ac 50 hz, voltage 1140 v and below, current 400 a and below the power supply system for lighting, signal, power cable connection and branch.
Main technical parameters
type, specification rated voltage (v), rated current (a) access number (a) largest cable diameter (mm) shape size l * w * h (mm)
bhd2-20127-6t 127 20 6 main φ25,parts φ11 320*200*100 
bhd2-25380-2t 380，660 25 2，3，4 φ 25 240*120*80 
bhd2-40a-3t 380，660 40 2，3，4 φ25 270*140*110 
bhd2-100660-3t380，660 100 2，3，4 φ34 360*250*145 
bhd2-200660-2t 660，11410 200 2，3，4 main φ64，parts φ39 500*250*170 
bhd2-4001140-2t 1140 400 2，3，4 φ25 600*260*210