Applicable to the environment and use 
 1 and Zone 2 dangerous places. 
 IIA, IIB, IIC group explosive atmosphere. 
 Features 
 Brass or stainless steel, such as stainless steel please specify. 
 The cable used to packing. 
 Good protection performance. 
 Have to use, convenient, safe and reliable structure, superior performance, explosion-proof installation. 
 For GB3836-2000, IEC60079 standard requirements. 

 The main technical parameters? 
 Type I 

 Type I: engineering plastics, has a strong anti-corrosion and water resistance, for increased safety enclosure for the introduction of devices. 
 Model Cable OD thread length L (mm) Ex - 
 BDM-I PG9 5-8 8 55 Exd II IP66 
 BDM-I on PG11 5-10 8 55 
 BDM-I PG13.5 6-12 9 67 
 BDM-I PG16 10-14 10 67 
 BDM-I PG21 13-18 11 72 
 BDM-I PG29 18-25 11 72 
 BDM-I PG36 22-32 13 77 
 BDM-I PG42 30-38 13 77 
 BDM-I PG48 34-44 13 89 

 Type Ⅱ 

 Ⅱ: high quality steel or stainless steel mechanical cable clamping device. 
 Type of cable outer diameter (mm) Ex - 
 BDMJ-II G1 / 2 "7-9 55 Exd II IP66 
 BDMJ-II G3 / 4 8-14 55 
 BDMJ-II G1 12-17 67 
 BDMJ-II G1 1/4 "13-23 72 
 BDMJ-II G1 1/2 17-26 77 
 BDMJ-II G2 25-35 89 

 Type Ⅲ 

 Type III: high quality steel or stainless steel, mechanical cable clamping device. 
 Type of cable outer diameter (mm) Ex - 
 BDMJ-III G1 / 2 "7-9 86 Exd II IP65 
 BDMJ-III G3 / 4 "8-14 87 
 BDMJ-III G1 12-17 111 
 BDMJ-III G1 1/4 "13-23 130 
 BDMJ-III G1 1/2 "17-26 130 
 BDMJ-III G2 25-35 142 
 BDMJ-III G2 1/2 "29-38 142 
 BDMJ-III G3 33-51 158 

 Type Ⅳ 

 Ⅳ: high quality steel or stainless steel mechanical cable clamping device. 
 Type of cable outer diameter (mm) Ex - 
 BDMJ-Ⅳ G1 / 2 "7-9 55 Exd II IP65 
 BDMJ-IV, G3 / 4 8-14 55 
 BDMJ-IV G1, 12-17 67 
 BDMJ-IV G1 1/4 13-23 67 
 BDMJ-IV G1 1/2 17-26 72 
 BDMJ-IV G2, 25-35 72 
 BDMJ-IV G2 1/2 29-38 77 
 BDMJ-IV G3, 33-51 89