BDM Series Explosion Proof Cable Glands (IIC, e, tD)
BDM Series
Explosion Proof Cable Glands(IIC, e, tD)
Application
◆ Designed for explosive atmospheres Zone 1 and Zone 2;
◆ Designed for combustible dust Zone 20, Zone 21 and Zone 22;
◆ Designed for II A, IIB, IIC groups explosive atmospheres;
◆ Designed for explosive hazardous locations such as oil refinery, storage, chemical, pharmaceuticals,military industries, etc.
Model Code
BDM-□-□□
Material (T: Carbon steel; H: Brass; G: Stainless steel)
Thread
Code
Explosion proof cable gland
Ordering References
◆ Normal products is G. Other requirements please indicate;
For example: If need BDM cable glands, code B, G3/4" and stainless steel, the model shall be＂BDM-B-G3/4G＂．
Features
◆ The material are of carbon steel, stainless steel or brass;
◆ Different types meet different needs;
◆ A type cable gland is of plastic material, which can be used as cable entry for increased safety enclosure;
◆ Products can be used for cable entry of armored cable.
Technical Parameters
Compliance with: GB 3836.1, GB 3836.2, GB 3836.3, GB 12476.1, GB 12476.5, IEC 60079;
Ingress protection: IP66.
336
BDM Series Explosion Proof Cable Glands (IIC, e, tD)
Selection Table
BDM-A
It is made of GRP with good waterproof and corrosiveperformance, and applicable for unarmored cable.
Cable Outer Dimensions (mm)
Thread Diameter Material Explosion
Picture Outline Thread
（mm） Length Max. External Protection
Length Diameter
G1/2" Φ8~12 40 13 26
L
L1 G3/4" Φ13~18 48 13 36
G1" Φ19~24 55 16 45 GRP Ex e II Gb
Ex tD A20
D
G1 1/4" Φ19~24 50 13 50
G1 1/2" Φ25~32 60 15 56
BDM-A G2" Φ32~42 66 18 70
BDM-B
It is made of carbon steel, brass or stainless steel. The displacement type cable glands are applicable for unarmored cable with double sealed.
Advantages: The displacement type cable glands are easy for mounting without peeling off rubber layer. The cable can be clamped by clamping
silastic rubber.
D
L1
L
Cable Outer Dia.φ(mm)
Thread Dimension s (mm)
Model Inlet Diameter Outlet Diameter Explosion
Material Protection
Dia. Metric NPT Min. Max. Max. Length Thread length Max. external dia.
BDM-B G1/2" M20×1.5 1/2" NPT 8 15 12 90 15 30
BDM-B G3/4" S M25×1.5 S 3/4" NPT S 8 15 13 90 15 37
BDM-B G3/4" M25×1.5 3/4" NPT 12 20 15 90 15 37
BDM-B G1" S M32×1.5 S 1" NPT S 12 20 18 92 17 42
BDM-B G1" M32×1.5 1" NPT 17 25 23 93 17 42
BDM-B G1 1/4" S M40×1.5 S 1 1/4" NPT S 17 25 23 95 17 49
BDM-B G1 1/4" M40×1.5 1 1/4" NPT 24 32 25 95 17 49
BDM-B G1 1/2" S M50×1.5 S 1 1/2" NPT S 24 32 25 99 17 59 carbon steel,
Ex e II Gb
BDM-B G1 1/2" SS M50×1.5 SS 36 42 35 99 17 59 brass or
stainless steel Ex tD A20
BDM-B G1 1/2" M50×1.5 1 1/2" NPT 32 40 32 99 17 59
BDM-B G2" S M63×1.5 S 2" NPT S 40 45 43 102 17 69
BDM-B G2" M63×1.5 2" NPT 42 50 45 102 17 69
BDM-B G2 1/2" S M75×1.5 S 2 1/2" NPT S 50 56 53 106 17 87
BDM-B G2 1/2" M75×1.5 2 1/2" NPT 56 66 56 106 17 87
BDM-B G3" M90×1.5 3" NPT 64 78 66 112 17 105
BDM-B G4" M100×1.5 4" NPT 84 98 84 112 17 125
337
BDM Series Explosion Proof Cable Glands (IIC, e, tD)
Selection Table
BDM-C
It is made of carbon steel, brass or stainless steel. The displacement type cable glands are applicable for unarmored cable with single sealed.
Advantages: The displacement type cable gland is easy for mounting without peeling off rubber layer. The cable can be clamped by clamping silastic
rubber.
L1
L
Thread Cable Outer Diameterφ(mm) Dimensions(mm) Explosion
Model Material Protection
Max. External
Dia. Metric NPT Min. Max. Length Thread Length
Diameter
BDM-C G1/2" M20×1.5 1/2" NPT 8 15 52 15 30
BDM-C G3/4" S M25×1.5 S 3/4" NPT S 8 15 52 15 37
BDM-C G3/4" M25×1.5 3/4" NPT 12 20 52 15 37
BDM-C G1" S M32×1.5 S 1" NPT S 12 20 54 17 42
BDM-C G1" M32×1.5 1" NPT 17 25 54 17 42
BDM-C G1 1/4" S M40×1.5 S 1 1/4" NPT S 17 25 54 17 49
BDM-C G1 1/4" M40×1.5 1 1/4" NPT 24 32 54 17 49
BDM-C G1 1/2" S M50×1.5 S 1 1/2" NPT S 24 32 59 17 59
BDM-C G1 1/2" M50×1.5 1 1/2" NPT 32 40 59 17 59 carbon steel,
Ex d IIC Gb
stainless steel
BDM-C G2" S M63×1.5 S 2" NPT S 37 45 59 17 69 Ex tD A20
or brass
BDM-C G2" M63×1.5 2" NPT 42 50 59 17 69
BDM-C G2 1/2" S M75×1.5 S 2 1/2" NPT S 45 56 62 17 87
BDM-C G2 1/2" M75×1.5 2 1/2" NPT 56 66 62 17 87
BDM-C G3"S M90×1.5 S 3" NPT S 51 66 63 17 105
BDM-C G3" M90×1.5 3" NPT 64 78 63 17 105
BDM-C G4" S 4" NPT S 70 84 63 17 125
BDM-C G4" 4" NPT 84 98 63 17 125
338
BDM Series Explosion Proof Cable Glands (IIC, e, tD)
Selection Table
D
BDM-D
L2
L
Thread Cable Outer Diameterφ(mm) Dimensions(mm) Explosion
Model Material Protection
Max. External
Dia. Metric NPT Min. Max. Length Thread Length
Diameter
BDM-D G1/2" M20×1.5 1/2" NPT 8 15 61 15 37
BDM-D G3/4" M25×1.5 3/4" NPT 12 20 61 15 42
carbon steel,
BDM-D G1" M32×1.5 1" NPT 17 25 68 17 49 stainless steel Ex d IIC Gb
BDM-D G1 1/4" M40×1.5 1 1/4" NPT 24 32 71 17 59 or brass Ex tD A20
BDM-D G1 1/2" M50×1.5 1 1/2" NPT 32 40 73 17 69
BDM-D G2" M63×1.5 2" NPT 42 50 73 17 77
BDM-E
It is made of carbon steel, brass or stainless steel. The displacement type cable glands are applicable for armored cable with single sealed.
Advantages: The displacement type cable gland is easy for mounting without peeling off rubber layer, and cable can be clamped by clamping silastic rubber.
D
Sealing compound
L1
L
Cable Outer Diameterφ (mm)
Thread Dimensions(mm) Explosion
Model Inlet Diameter Outlet Diameter Material Protection
Max. External
Dia. Metric NPT Min. Max. Max. Length Thread Length
Diameter
BDM-E G1/2" M20×1.5 1/2" NPT 8 15 12 75 15 30
BDM-E G3/4" S M25×1.5 S 3/4" NPT S 8 15 12 75 15 37
BDM-E G3/4" M25×1.5 3/4" NPT 12 20 16 75 15 37
BDM-E G1" S M32×1.5 S 1" NPT S 12 20 16 77 17 42
BDM-E G1" M32×1.5 1" NPT 17 25 22 77 17 42
BDM-E G1 1/4" S M40×1.5 S 1 1/4" NPT S 17 25 22 80 17 49
BDM-E G1 1/4" M40×1.5 1 1/4" NPT 24 32 28 80 17 49
BDM-E G1 1/2" S M50×1.5 S 1 1/2" NPT S 24 32 28 80 17 59 carbon steel,
BDM-E G1 1/2" M50×1.5 1 1/2" NPT 32 40 35 80 17 59 stainless steel Ex d IIC Gb
or brass Ex tD A20
BDM-E G2" S M63×1.5 S 2" NPT S 37 45 35 80 17 69
BDM-E G2" M63×1.5 2" NPT 42 50 45 80 17 69
BDM-E G2 1/2" S M75×1.5 S 2 1/2" NPT S 45 56 55 95 17 87
BDM-E G2 1/2" M75×1.5 2 1/2" NPT 56 66 60 95 17 87
BDM-E G3"S M90×1.5 S 3" NPT S 51 66 65 98 17 105
BDM-E G3" M90×1.5 3" NPT 64 78 71 98 17 105
BDM-E G4" S M100×1.5 S 4" NPT S 70 84 80 98 17 125
BDM-E G4" M100×1.5 4" NPT 84 98 90 98 17 125
339
BDM Series Explosion Proof Cable Glands (IIC, e, tD)
Selection Table
BDM-F
It is made of carbon steel, brass or stainless steel. The displacement type cable glands are applicable for armored cable with single sealed.
Advantages: The displacement type cable gland is easy for mounting without peeling off rubber layer, and cable can be clamped by clamping
silastic rubber.
Sealing compound
L1
L
Cable Outer Diameter(mm)
Thread Dimension s (mm) Explosion
Model Inlet Diameter Outlet Diameter
Material protection
Dia. Metric NPT Min. Max. Max. Length Thread Length Max. External Diameter
BDM-F G1/2" M20×1.5 1/2" NPT 8 15 12 86 15 30
BDM-F G3/4" S M25×1.5 S 3/4" NPT S 8 15 12 86 15 37
BDM-F G3/4" M25×1.5 3/4" NPT 12 20 16 86 15 37
BDM-F G1" S M32×1.5 S 1" NPT S 12 20 16 90 17 42
BDM-F G1" M32×1.5 1" NPT 17 25 22 90 17 42
BDM-F G1 1/4" S M40×1.5 S 1 1/4" NPT S 17 25 22 93 17 49
BDM-F G1 1/4" M40×1.5 1 1/4" NPT 24 32 28 93 17 49
BDM-F G1 1/2" S M50×1.5 S 1 1/2" NPT S 24 32 28 93 17 59
carbon steel, Ex d IIC Gb
BDM-F G1 1/2" M50×1.5 1 1/2" NPT 32 40 35 93 17 59 stainless steel Ex tD A20
BDM-F G2" S M63×1.5 S 2" NPT S 37 45 35 93 17 69 or brass
BDM-F G2" M63×1.5 2" NPT 42 50 45 93 17 69
BDM-F G2 1/2" S M75×1.5 S 2 1/2" NPT S 45 56 55 108 17 87
BDM-F G2 1/2" M75×1.5 2 1/2" NPT 56 66 60 108 17 87
BDM-F G3"S M90×1.5 S 3" NPT S 51 66 65 108 17 105
BDM-F G3" M90×1.5 3" NPT 64 78 71 108 17 105
BDM-F G4" S M100×1.5 S 4" NPT S 70 84 80 108 17 125
BDM-F G4" M100×1.5 4" NPT 84 98 90 108 17 125
340
BDM Series Explosion Proof Cable Glands (IIC, e, tD)
Selection Table
BDM-G
It is made of carbon steel, brass or stainless steel. The displacement type cable glands are applicable for armored cable with double sealed.
Advantages: The displacement type cable gland is easy for mounting without peeling off rubber layer, and cable can be clamped by clamping silastic rubber.
L1
L
Cable Outer Diameter φ(mm)
Thread Dimensions(mm) Explosion
Model Inlet Diameter Outlet Diameter Material Protection
Dia. Metric NPT Min. Max. Max. Length Thread Length Max External Diameter
.
BDM-G G1/2" M20×1.5 1/2" NPT 8 15 12 76 15 30
BDM-G G3/4" S M25×1.5 S 3/4" NPT S 8 15 13 76 15 37
BDM-G G3/4" M25×1.5 3/4" NPT 12 20 15 76 15 37
BDM-G G1" S M32×1.5 S 1" NPT S 12 20 18 78 17 42
BDM-G G1" M32×1.5 1" NPT 17 25 23 78 17 42
BDM-G G1 1/4" S M40×1.5 S 1 1/4" NPT S 17 25 23 79 17 49
BDM-G G1 1/4" M40×1.5 1 1/4" NPT 24 32 25 79 17 49
BDM-G G1 1/2" S M50×1.5 S 1 1/2" NPT S 24 32 25 83 17 59 Ex d IIC
carbon steel, Gb
BDM-G G1 1/2" SS M50×1.5 SS 36 42 30 83 17 59 stainless steel Ex tD A20
BDM-G G1 1/2" M50×1.5 1 1/2" NPT 32 40 32 83 17 59 or brass
BDM-G G2" S M63×1.5 S 2" NPT S 40 45 43 85 17 69
BDM-G G2" M63×1.5 2" NPT 42 50 45 85 17 69
BDM-G G2 1/2" S M75×1.5 S 2 1/2" NPT S 50 56 53 89 17 87
BDM-G G2 1/2" M75×1.5 2 1/2" NPT 56 66 56 89 17 87
BDM-G G3" M90×1.5 3" NPT 64 78 66 95 17 105
BDM-G G4" M100×1.5 4" NPT 84 98 84 95 17 125
341
BDM Series Explosion Proof Cable Glands (IIC, e, tD)
Selection Table
BDM-H
It is made of carbon steel, rass or stainless steel. The displacement type cable glands are applicable for armored cable with double sealed.
Advantages: The displacement type cable gland is easy for mounting without peeling off rubber layer, the cable can be clamped by clamping silastic rubber.
L1
L
Cable Outer Diameterφ (mm)
Thread Dimensions (mm) Explosion
Model Inlet Diameter Outlet Diameter Material Protection
Dia. Metric NPT Min. Max. Max. Length Thread Length Max. External
Diameter
BDM-H G1/2" M20×1.5 1/2" NPT 8 15 12 90 15 30
BDM-H G3/4" S M25×1.5 S 3/4" NPT S 8 15 13 90 15 37
BDM-H G3/4" M25×1.5 3/4" NPT 12 20 15 90 15 37
BDM-H G1" S M32×1.5 S 1" NPT S 12 20 18 92 17 42
BDM-H G1" M32×1.5 1" NPT 17 25 23 93 17 42
BDM-H G1 1/4" S M40×1.5 S 1 1/4" NPT S 17 25 23 95 17 49
BDM-H G1 1/4" M40×1.5 1 1/4" NPT 24 32 25 95 17 49
BDM-H G1 1/2" S M50×1.5 S 1 1/2" NPT S 24 32 25 99 17 59 carbon steel,
Ex d IIC Gb
stainless steel
BDM-H G1 1/2" SS M50×1.5 SS 36 42 35 99 17 59 or brass Ex tD A20
BDM-H G1 1/2" M50×1.5 1 1/2" NPT 32 40 32 99 17 59
BDM-H G2" S M63×1.5 S 2" NPT S 40 45 43 102 17 69
BDM-H G2" M63×1.5 2" NPT 42 50 45 102 17 69
BDM-H G2 1/2" S M75×1.5 S 2 1/2" NPT S 50 56 53 106 17 87
BDM-H G2 1/2" M75×1.5 2 1/2" NPT 56 66 56 106 17 87
BDM-H G3" M90×1.5 3" NPT 64 78 66 112 17 105
BDM-H G4" M100×1.5 4" NPT 84 98 84 112 17 125
342
