{"id":1437,"date":"2026-10-01T08:05:40","date_gmt":"2026-10-01T08:05:40","guid":{"rendered":"https:\/\/yocl.com\/?post_type=product&#038;p=1437"},"modified":"2026-10-01T08:05:47","modified_gmt":"2026-10-01T08:05:47","slug":"bdm-21-ii-flameproof-barrier-conduit-cable-gland","status":"publish","type":"product","link":"https:\/\/yocl.com\/fr\/product\/bdm-21-ii-flameproof-barrier-conduit-cable-gland\/","title":{"rendered":"BDM-21-II Flameproof Ex d Barrier Cable Gland for Conduit"},"content":{"rendered":"<h2>Aper\u00e7u<\/h2>\n<p>The YOCL ELECTRIC BDM-21-II Flameproof Ex d Barrier Cable Gland for Conduit uses a single compression armored construction with an outer clamping seal and an inner putty compound barrier. It includes a female threaded conduit connection. The hexagonal metal body is available in brass, nickel-plated brass, SS304 and SS316.<\/p>\n<p>The supplied specification lists hazardous-area applications in Zones 1, 2, 21 and 22. Metric and NPT options are listed for the Ex applications described below; G-thread options are restricted to increased safety and dust-protection applications.<\/p>\n<p>The conduit end accepts an externally threaded steel pipe or flexible conduit while the gland retains the armored cable.<\/p>\n<h2>Caract\u00e9ristiques<\/h2>\n<ul>\n<li><strong>Compound barrier construction:<\/strong> Inner putty compound sealing with an outer clamping seal.<\/li>\n<li><strong>Hexagonal body:<\/strong> Defined wrench flats for handling during assembly.<\/li>\n<li><strong>Armored cable selection:<\/strong> Model-specific inner sheath, outer sheath and armor thickness data.<\/li>\n<li><strong>Body material options:<\/strong> Brass, nickel-plated brass, SS304 and SS316.<\/li>\n<li><strong>Thread options:<\/strong> Standard metric sizes and NPT\/G nominal sizes, with separately listed CNEx custom metric thread options.<\/li>\n<\/ul>\n<h2>Sp\u00e9cifications techniques<\/h2>\n<table>\n<thead>\n<tr>\n<th>Parameter<\/th>\n<th>Specification<\/th>\n<\/tr>\n<\/thead>\n<tbody>\n<tr>\n<td>Model<\/td>\n<td>BDM-21-II<\/td>\n<\/tr>\n<tr>\n<td>Type<\/td>\n<td>Single compression armored barrier type for conduit connection<\/td>\n<\/tr>\n<tr>\n<td>Sealing<\/td>\n<td>Outer clamping seal; inner putty compound barrier<\/td>\n<\/tr>\n<tr>\n<td>Body material options<\/td>\n<td>Brass; nickel-plated brass; SS304; SS316<\/td>\n<\/tr>\n<tr>\n<td>Sealing material options<\/td>\n<td>Silicone rubber; neoprene; PTFE (Teflon); PA6<\/td>\n<\/tr>\n<tr>\n<td>Operating temperature options<\/td>\n<td>\u221240 \u00b0C to +100 \u00b0C \/ \u221260 \u00b0C to +80 \u00b0C, depending on configuration<\/td>\n<\/tr>\n<tr>\n<td>Supplied Ex marking<\/td>\n<td>Ex db IIC Gb; Ex eb IIC Gb; Ex tb IIIC Db, subject to thread configuration<\/td>\n<\/tr>\n<tr>\n<td>Ingress protection<\/td>\n<td>IP66; IP67; IP68 (1 m, 1 h)<\/td>\n<\/tr>\n<tr>\n<td>Listed hazardous area applications<\/td>\n<td>Zone 1; Zone 2; Zone 21; Zone 22<\/td>\n<\/tr>\n<tr>\n<td>Thread options<\/td>\n<td>Metric; NPT; BSP (G)<\/td>\n<\/tr>\n<tr>\n<td>G-thread application restriction<\/td>\n<td>Ex e and Ex t only; not listed for Ex d<\/td>\n<\/tr>\n<tr>\n<td>Stated flammability classification<\/td>\n<td>UL 94 V-0<\/td>\n<\/tr>\n<tr>\n<td>Approvals stated in supplied specification<\/td>\n<td>IECEx; ATEX; EAC (CUTR); CNEx; CCC<\/td>\n<\/tr>\n<tr>\n<td>Standards listed in supplied specification<\/td>\n<td>IEC\/EN 60079-0; IEC\/EN 60079-1; IEC\/EN 60079-31; IEC\/EN 60529; GB 3836<\/td>\n<\/tr>\n<tr>\n<td>Standard accessories<\/td>\n<td>Nylon washer and locknut<\/td>\n<\/tr>\n<tr>\n<td>Optional accessories<\/td>\n<td>Earth tag; PVC shroud; serrated washer; red fibre washer; A\/B putty compound<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<p>Temperature limits and approval scope depend on the selected configuration. The supplied data does not map the temperature options to sealing materials or provide certificate numbers. UL 94 V-0 is the stated flammability classification; the specific material scope is not identified.<\/p>\n<h2>Dimension<\/h2>\n<h3>Cable Selection and Equipment Entry<\/h3>\n<p>Dimensions are in millimetres, except nominal inch thread sizes. AG is the equipment-side entry thread.<\/p>\n<table>\n<thead>\n<tr>\n<th>Size<\/th>\n<th>Metric AG<\/th>\n<th>NPT\/G AG (inch)<\/th>\n<th>Inner sheath A (mm)<\/th>\n<th>Outer sheath B (mm)<\/th>\n<th>Armor range h (mm)<\/th>\n<\/tr>\n<\/thead>\n<tbody>\n<tr>\n<td>16A<\/td>\n<td>M16\u00d71.5<\/td>\n<td>3\/8<\/td>\n<td>&lt;8<\/td>\n<td>5.5\u201312<\/td>\n<td>0.3\u20131.0<\/td>\n<\/tr>\n<tr>\n<td>16B<\/td>\n<td>M16\u00d71.5<\/td>\n<td>3\/8<\/td>\n<td>&lt;8<\/td>\n<td>9.5\u201316<\/td>\n<td>0.3\u20131.0<\/td>\n<\/tr>\n<tr>\n<td>20A<\/td>\n<td>M20\u00d71.5<\/td>\n<td>1\/2<\/td>\n<td>&lt;11<\/td>\n<td>5.5\u201312<\/td>\n<td>0.3\u20131.0<\/td>\n<\/tr>\n<tr>\n<td>20B<\/td>\n<td>M20\u00d71.5<\/td>\n<td>1\/2<\/td>\n<td>&lt;11<\/td>\n<td>9.5\u201316<\/td>\n<td>0.3\u20131.0<\/td>\n<\/tr>\n<tr>\n<td>20C<\/td>\n<td>M20\u00d71.5<\/td>\n<td>1\/2<\/td>\n<td>&lt;15<\/td>\n<td>12.5\u201320.5<\/td>\n<td>0.3\u20131.0<\/td>\n<\/tr>\n<tr>\n<td>25B<\/td>\n<td>M25\u00d71.5<\/td>\n<td>3\/4<\/td>\n<td>&lt;15<\/td>\n<td>12.5\u201320.5<\/td>\n<td>0.3\u20131.0<\/td>\n<\/tr>\n<tr>\n<td>25C<\/td>\n<td>M25\u00d71.5<\/td>\n<td>3\/4<\/td>\n<td>&lt;21<\/td>\n<td>17\u201326<\/td>\n<td>0.4\u20131.2<\/td>\n<\/tr>\n<tr>\n<td>32B<\/td>\n<td>M32\u00d71.5<\/td>\n<td>1<\/td>\n<td>&lt;21<\/td>\n<td>17\u201326<\/td>\n<td>0.4\u20131.2<\/td>\n<\/tr>\n<tr>\n<td>32C<\/td>\n<td>M32\u00d71.5<\/td>\n<td>1<\/td>\n<td>&lt;27<\/td>\n<td>22\u201333<\/td>\n<td>0.4\u20131.4<\/td>\n<\/tr>\n<tr>\n<td>40B<\/td>\n<td>M40\u00d71.5<\/td>\n<td>1-1\/4<\/td>\n<td>&lt;27<\/td>\n<td>22\u201333<\/td>\n<td>0.6\u20131.9<\/td>\n<\/tr>\n<tr>\n<td>40C<\/td>\n<td>M40\u00d71.5<\/td>\n<td>1-1\/4<\/td>\n<td>&lt;33<\/td>\n<td>28\u201341<\/td>\n<td>0.6\u20132.2<\/td>\n<\/tr>\n<tr>\n<td>50B<\/td>\n<td>M50\u00d71.5<\/td>\n<td>1-1\/2<\/td>\n<td>&lt;33<\/td>\n<td>28\u201341<\/td>\n<td>0.8\u20132.3<\/td>\n<\/tr>\n<tr>\n<td>50C<\/td>\n<td>M50\u00d71.5<\/td>\n<td>1-1\/2<\/td>\n<td>&lt;42<\/td>\n<td>36\u201352.6<\/td>\n<td>0.8\u20132.3<\/td>\n<\/tr>\n<tr>\n<td>63B<\/td>\n<td>M63\u00d71.5<\/td>\n<td>2<\/td>\n<td>&lt;42<\/td>\n<td>36\u201352.6<\/td>\n<td>0.9\u20132.4<\/td>\n<\/tr>\n<tr>\n<td>63C<\/td>\n<td>M63\u00d71.5<\/td>\n<td>2<\/td>\n<td>&lt;54.5<\/td>\n<td>46\u201364<\/td>\n<td>0.9\u20132.4<\/td>\n<\/tr>\n<tr>\n<td>75B<\/td>\n<td>M75\u00d71.5<\/td>\n<td>2-1\/2<\/td>\n<td>&lt;54.5<\/td>\n<td>46\u201364<\/td>\n<td>0.9\u20132.4<\/td>\n<\/tr>\n<tr>\n<td>75C<\/td>\n<td>M75\u00d71.5<\/td>\n<td>2-1\/2<\/td>\n<td>&lt;66<\/td>\n<td>57\u201378<\/td>\n<td>0.9\u20132.4<\/td>\n<\/tr>\n<tr>\n<td>80<\/td>\n<td>M80\u00d71.5<\/td>\n<td>3<\/td>\n<td>&lt;66<\/td>\n<td>57\u201378<\/td>\n<td>0.9\u20132.4<\/td>\n<\/tr>\n<tr>\n<td>90<\/td>\n<td>M90\u00d71.5<\/td>\n<td>3<\/td>\n<td>&lt;75<\/td>\n<td>68\u201388<\/td>\n<td>0.9\u20132.8<\/td>\n<\/tr>\n<tr>\n<td>100<\/td>\n<td>M100\u00d71.5<\/td>\n<td>4<\/td>\n<td>&lt;90<\/td>\n<td>83\u2013103<\/td>\n<td>0.9\u20132.8<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<h3>Female Conduit Connection and Dimensions<\/h3>\n<p>AG(F) is the female connection for an externally threaded conduit. It can differ from the equipment entry thread AG. Specify the thread standard on both ends; the nominal NPT\/G values do not make these standards interchangeable.<\/p>\n<table>\n<thead>\n<tr>\n<th>Size<\/th>\n<th>Metric AG(F)<\/th>\n<th>G\/NPT AG(F) (inch)<\/th>\n<th>Maximum size D (mm)<\/th>\n<th>Body length L1 (mm)<\/th>\n<th>Entry thread length L (mm)<\/th>\n<\/tr>\n<\/thead>\n<tbody>\n<tr>\n<td>16A<\/td>\n<td>M16\u00d71.5<\/td>\n<td>3\/8<\/td>\n<td>29<\/td>\n<td>75<\/td>\n<td>16<\/td>\n<\/tr>\n<tr>\n<td>16B<\/td>\n<td>M16\u00d71.5<\/td>\n<td>3\/8<\/td>\n<td>29<\/td>\n<td>75<\/td>\n<td>16<\/td>\n<\/tr>\n<tr>\n<td>20A<\/td>\n<td>M20\u00d71.5<\/td>\n<td>1\/2<\/td>\n<td>29<\/td>\n<td>77<\/td>\n<td>16<\/td>\n<\/tr>\n<tr>\n<td>20B<\/td>\n<td>M20\u00d71.5<\/td>\n<td>1\/2<\/td>\n<td>29<\/td>\n<td>77<\/td>\n<td>16<\/td>\n<\/tr>\n<tr>\n<td>20C<\/td>\n<td>M25\u00d71.5<\/td>\n<td>3\/4<\/td>\n<td>37<\/td>\n<td>78<\/td>\n<td>16<\/td>\n<\/tr>\n<tr>\n<td>25B<\/td>\n<td>M25\u00d71.5<\/td>\n<td>3\/4<\/td>\n<td>37<\/td>\n<td>78<\/td>\n<td>16<\/td>\n<\/tr>\n<tr>\n<td>25C<\/td>\n<td>M32\u00d71.5<\/td>\n<td>1<\/td>\n<td>44<\/td>\n<td>90<\/td>\n<td>16<\/td>\n<\/tr>\n<tr>\n<td>32B<\/td>\n<td>M32\u00d71.5<\/td>\n<td>1<\/td>\n<td>44<\/td>\n<td>90<\/td>\n<td>18<\/td>\n<\/tr>\n<tr>\n<td>32C<\/td>\n<td>M40\u00d71.5<\/td>\n<td>1-1\/4<\/td>\n<td>55<\/td>\n<td>97<\/td>\n<td>18<\/td>\n<\/tr>\n<tr>\n<td>40B<\/td>\n<td>M40\u00d71.5<\/td>\n<td>1-1\/4<\/td>\n<td>55<\/td>\n<td>97<\/td>\n<td>18<\/td>\n<\/tr>\n<tr>\n<td>40C<\/td>\n<td>M50\u00d71.5<\/td>\n<td>1-1\/2<\/td>\n<td>67<\/td>\n<td>103<\/td>\n<td>18<\/td>\n<\/tr>\n<tr>\n<td>50B<\/td>\n<td>M50\u00d71.5<\/td>\n<td>1-1\/2<\/td>\n<td>67<\/td>\n<td>103<\/td>\n<td>20<\/td>\n<\/tr>\n<tr>\n<td>50C<\/td>\n<td>M63\u00d71.5<\/td>\n<td>2<\/td>\n<td>73<\/td>\n<td>111<\/td>\n<td>20<\/td>\n<\/tr>\n<tr>\n<td>63B<\/td>\n<td>M63\u00d71.5<\/td>\n<td>2<\/td>\n<td>73<\/td>\n<td>111<\/td>\n<td>21<\/td>\n<\/tr>\n<tr>\n<td>63C<\/td>\n<td>M75\u00d71.5<\/td>\n<td>2-1\/2<\/td>\n<td>89<\/td>\n<td>136<\/td>\n<td>21<\/td>\n<\/tr>\n<tr>\n<td>75B<\/td>\n<td>M75\u00d71.5<\/td>\n<td>2-1\/2<\/td>\n<td>89<\/td>\n<td>136<\/td>\n<td>22<\/td>\n<\/tr>\n<tr>\n<td>75C<\/td>\n<td>M90\u00d72<\/td>\n<td>3-1\/2<\/td>\n<td>105<\/td>\n<td>146<\/td>\n<td>22<\/td>\n<\/tr>\n<tr>\n<td>80<\/td>\n<td>M90\u00d72<\/td>\n<td>3-1\/2<\/td>\n<td>105<\/td>\n<td>146<\/td>\n<td>22<\/td>\n<\/tr>\n<tr>\n<td>90<\/td>\n<td>M115\u00d72<\/td>\n<td>4<\/td>\n<td>115<\/td>\n<td>155<\/td>\n<td>23<\/td>\n<\/tr>\n<tr>\n<td>100<\/td>\n<td>M120\u00d72<\/td>\n<td>4-1\/2<\/td>\n<td>130<\/td>\n<td>155<\/td>\n<td>24<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<p>L1 is the body length beyond the entry thread; L is the entry thread length, following the source drawing.<\/p>\n<h2>Custom Metric Threads \u2014 CNEx Configurations<\/h2>\n<p>The supplied specification lists the following non-standard metric threads for CNEx customization. Availability and the applicable certificate scope must be matched to the selected configuration; this list does not extend these custom threads to every approval listed above.<\/p>\n<table>\n<thead>\n<tr>\n<th>Nominal thread diameter<\/th>\n<th>Available pitch (mm)<\/th>\n<\/tr>\n<\/thead>\n<tbody>\n<tr>\n<td>M12<\/td>\n<td>1.5<\/td>\n<\/tr>\n<tr>\n<td>M18<\/td>\n<td>1.5<\/td>\n<\/tr>\n<tr>\n<td>M22<\/td>\n<td>1.5<\/td>\n<\/tr>\n<tr>\n<td>M24<\/td>\n<td>1.5<\/td>\n<\/tr>\n<tr>\n<td>M25<\/td>\n<td>2.0<\/td>\n<\/tr>\n<tr>\n<td>M27<\/td>\n<td>1.5 \/ 2.0<\/td>\n<\/tr>\n<tr>\n<td>M28<\/td>\n<td>1.5 \/ 2.0<\/td>\n<\/tr>\n<tr>\n<td>M30<\/td>\n<td>2.0<\/td>\n<\/tr>\n<tr>\n<td>M33<\/td>\n<td>1.5 \/ 2.0<\/td>\n<\/tr>\n<tr>\n<td>M36<\/td>\n<td>1.5 \/ 2.0<\/td>\n<\/tr>\n<tr>\n<td>M40<\/td>\n<td>2.0<\/td>\n<\/tr>\n<tr>\n<td>M42<\/td>\n<td>1.5 \/ 2.0<\/td>\n<\/tr>\n<tr>\n<td>M48<\/td>\n<td>2.0<\/td>\n<\/tr>\n<tr>\n<td>M50<\/td>\n<td>2.0<\/td>\n<\/tr>\n<tr>\n<td>M60<\/td>\n<td>1.5<\/td>\n<\/tr>\n<tr>\n<td>M64<\/td>\n<td>2.0<\/td>\n<\/tr>\n<tr>\n<td>M75<\/td>\n<td>2.0<\/td>\n<\/tr>\n<tr>\n<td>M80<\/td>\n<td>2.0<\/td>\n<\/tr>\n<tr>\n<td>M85<\/td>\n<td>3.0<\/td>\n<\/tr>\n<tr>\n<td>M90<\/td>\n<td>2.0<\/td>\n<\/tr>\n<tr>\n<td>M100<\/td>\n<td>2.0<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<p>Custom-thread cable ranges and external dimensions are not separately supplied. Where two pitches are listed, specify the required pitch.<\/p>\n<h2>Accessories and Ordering<\/h2>\n<p>Specify BDM-21-II size, body material, both entry AG and female conduit AG(F) thread standards and sizes, cable sheath diameters, armor thickness and temperature configuration. G-thread options are listed for Ex e and Ex t only.<\/p>\n<p>The barrier uses compatible inner putty compound. A\/B compound is listed as an optional accessory, so specify its supply if it is not already available separately. Standard accessories are a nylon washer and locknut. Optional accessories include an earth tag, PVC shroud, serrated washer and red fibre washer.<\/p>\n<p>Compound formulation, curing requirements and installation torque should follow the documentation for the delivered configuration.<\/p>","protected":false},"excerpt":{"rendered":"<p>BDM-21-II single compression armored barrier cable gland with a female connection for externally threaded steel pipe or flexible conduit.<\/p>\n<ul>\n<li>Outer clamping seal and inner putty compound barrier.<\/li>\n<li>Brass, nickel-plated brass, SS304 or SS316 body options.<\/li>\n<li>IP66, IP67 and IP68 (1 m, 1 h).<\/li>\n<li>20 sizes with separately specified entry AG and conduit AG(F) threads.<\/li>\n<li>G-thread options for Ex e and Ex t only.<\/li>\n<\/ul>","protected":false},"featured_media":1436,"template":"","meta":[],"product_brand":[],"product_cat":[157],"product_tag":[],"class_list":["post-1437","product","type-product","status-publish","has-post-thumbnail","product_cat-explosion-proof-cable-glands","first","instock","shipping-taxable","product-type-simple"],"_links":{"self":[{"href":"https:\/\/yocl.com\/fr\/wp-json\/wp\/v2\/product\/1437","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/yocl.com\/fr\/wp-json\/wp\/v2\/product"}],"about":[{"href":"https:\/\/yocl.com\/fr\/wp-json\/wp\/v2\/types\/product"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/yocl.com\/fr\/wp-json\/wp\/v2\/media\/1436"}],"wp:attachment":[{"href":"https:\/\/yocl.com\/fr\/wp-json\/wp\/v2\/media?parent=1437"}],"wp:term":[{"taxonomy":"product_brand","embeddable":true,"href":"https:\/\/yocl.com\/fr\/wp-json\/wp\/v2\/product_brand?post=1437"},{"taxonomy":"product_cat","embeddable":true,"href":"https:\/\/yocl.com\/fr\/wp-json\/wp\/v2\/product_cat?post=1437"},{"taxonomy":"product_tag","embeddable":true,"href":"https:\/\/yocl.com\/fr\/wp-json\/wp\/v2\/product_tag?post=1437"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}