Supplier to Saudi Aramco

AH- Series Explosion-proof Terminal Boxes

AH- Series Explosion-proof Terminal Boxes

  • Explosion protection-China Ex(GB)
  • Application in hazardous area

-Zone 1 and Zone 2

-Zone 21 and Zone 22

  • This series product has 6 types for selection:A,B,C,D,E and d.
  • Pleasespecify when orderingif the cable inlet should be reduced

Nomenclature

Note: Please specify the reducer when ordering on request.

Selection Table

TypeStructure codeWeight(kg)
G1/2G3/4G1G11/4G11/2G2
AH-A口  0.620.660.70.90.91.3
AH-B口  0.670.730.731.01.11.6
AH-C口 
0.74
0.820.851.21.31.9
AH-D□  0.80.90.91.41.52.1
AH-E口  0.670.730.731.01.11.6
AH-□d    —0.72    —  —    —  —

Ex marking Gas    Ex d IIC T6 Gb
Dust    Ex tD A21 IP66 T80℃
Conformity to standards    GB3836.1,GB3836.2,GB12476.1,GB12476.5
Enclosure material    Aluminum alloy enclosure,powder coated,industrial gray with dark lines texture(RAL7035)
Exposed fastener    Stainless steel
Rated current    20A
Rated voltage    Max.500V   AC
Terminal block Terminal quantity    4
Cable cross section    0.5~4.0mm²
Degree of protection    IP66
Ambient temperature    -20℃~+40℃
Cable entries Thread G1/2 G3/4 G1 G11/4 G11/2 G2
Cable outer
diameter (mm)
φ8~φ10 φ9~φ14 φ11~φ18 φ14~φ23 φ17~φ30 φ24~φ38
Note    The thread can be customized as M20~63X1.5 or NPT1/2-2.
Cable gland (Optional)    HLBM-□ is recommended,refer to Page D/11-D/20 for details.
Main application    Type A.B,C,D,E are used for wiring or branching in the circuit;
Type d as accessories for hanging type,ceiling type or wall type of light fixtures.

Pipe thread Cable outer diameter

(mm)

A
(mm)
B
(mm)
C
(mm)
   G1/2   φ8~φ10 186 118 71
   G3/4   φ9~φ14 186 118 71
   G1   φ11~φ18 186 118 73
   G11/4   φ14~φ23 200 118 87
   G11/2   φ17~φ30 215 118 87
   G2   φ24~φ38 276 155 105

 

                                                                                               

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