Technical Parameter
Implementation Standard
GB/T3836.1、GB/T3836.2、GB/T3836.3、GB/T3836.31、IEC60079-0、IEC60079-1、IEC60079-7、IEC60079-31
Technical Parameter
BDM-I Specifications and Dimensions
Constructed from compression-molded engineering plastic, this single-layer sealed mechanical cable clamp offers robust corrosion and water resistance. Designed for non-armored cable entry into increased safety enclosures.
| Thread Specifications | Applicable Cable Diameter Sealing Range (Φ) | Thread Length | Overall Length | Opposite Side/Maximum Outer Diameter S (Φ) | ||
| Imperial | American | Metric | ||||
| G1/2" | NPT1/2 | M20x1.5 | 8~12 | 10 | 37 | 24/27 |
| G3/4" | NPT3/4 | M25x1.5 | 11~15 | 13 | 43 | 28/31 |
| G1" | NPT1 | M32x1.5 | 18~20 | 24 | 58 | 37/41 |
| G1 1/4" | NPT1 1/4 | M40x1.5 | 24~28 | 21 | 64 | 48/52 |
| G1 1/2" | NPT1 1/2 | M50x1.5 | 31~37 | 21 | 66 | 56/63 |
| G2" | NPT2 | M63x1.5 | 37~41 | 20 | 72 | 65/73 |
| Explosion-Proof Marking | Protection Rating |
|---|---|
| Ex eb IIC Gb, Ex ta IIIC Da | IP66 |
Note: 1. Product material: engineering plastic; 2. Other thread specifications available upon request.
Product Features
1. Manufactured from high-quality carbon steel; materials can be customized to stainless steel or brass upon customer request;
2. Thread specifications can be specially fabricated or designed with different thread sizes at each end according to customer requirements.
Applicable Scope
1. Suitable for Zone 1 and Zone 2 locations in explosive gas environments;
2. Suitable for Class IIA, IIB, and IIC explosive gas atmospheres;
3. Suitable for Zone 21 and Zone 22 explosive dust atmospheres;
4. Suitable for Class IIIA, IIIB, and IIC explosive dust atmospheres;
5. Widely used for clamping and sealing cables in hazardous environments such as oil extraction, refining, chemical processing, and military applications.
