| I型:采用工程塑料制成，具有较强的防腐和防水性能，适用于增安型外壳中作引入装置用。 | 型号 | 电缆外径 | 螺纹长度 | L(mm) | 防爆标志 | 防护等级 | | CBMJ-I PG9 | 5-8 | 8 | 55 | Exd II | IP66 | | CBMJ-I PG11 | 5-10 | 8 | 55 | | CBMJ-I PG13.5 | 6-12 | 9 | 67 | | CBMJ-I PG16 | 10-14 | 10 | 67 | | CBMJ-I PG21 | 13-18 | 11 | 72 | | CBMJ-I PG29 | 18-25 | 11 | 72 | | CBMJ-I PG36 | 22-32 | 13 | 77 | | CBMJ-I PG42 | 30-38 | 13 | 77 | | CBMJ-I PG48 | 34-44 | 13 | 89 | Ⅱ型:采用优质钢或者不锈钢制作，采用机械式电缆夹紧装置。 | 型号 | 电缆外径 | L(mm) | 防爆标志 | 防护等级 | | CBMJ-II G1/2" | 7-9 | 55 | Exd II | IP66 | | CBMJ-II G3/4" | 8-14 | 55 | | CBMJ-II G1" | 12-17 | 67 | | CBMJ-II G11/4" | 13-23 | 72 | | CBMJ-II G11/2" | 17-26 | 77 | | CBMJ-II G2" | 25-35 | 89 |
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