Aluminium Ex-Enclosures

Explosion protected ATEX-aluminum enclosures are conform to the norm 94/9/EB and can be offered as empty enclosures or connection boxes in combination with approved Ex-components. Compliance with the essential health and safety requirements has been assured by conformity with EN 60079-0:2009, EN 60079-7:2007 and EN 60079-31:2009. All types comply with the newest requirements of explosion prevention and protection and fulfill the requirements of explosion protection for equipment group II and category 2G, type of protection increased safety and category 2D with protection by enclosures.

Empty enclosures conform to the EC-type examination certificate IBEXU 10 ATEX 1158 U and can be offered with the following markings:

- Type MBA-empty  II 2 G Exe II C Gb

- Type MBA-empty  II 2 D EX tb III C Db

Operation temperature: -55°C to +135°C

Operation zones: 1, 2, 21 and 22

 

 

Connection boxes are available in Exe (increased safety) and Exi (intrinsically safety) versions. Both conform to the EC-type examination certificate IBEXU 10 ATEX 1159 and can be offered with following markings:

Type MBA-Exe:
- II 2 G Exe II CT
-
II 2 DExtb III C T 85° CDD

Type MBA-Exi:
- II 2 G Exia II CT6 ..T4Gb

Operation temperature: -55°C/ -20°C < +40°C/+85°C
Operation zones: 1, 2, 21 and 22

Temperature classes: T4 – T6

Rated voltage: up to 1.500 V
Rated current: up to 400 A
Connection cross-section: up to 240 mm²
Protective ground cross-section: up to 120 mm²

 

All enclosures comply with the protection class IP 66 according to DIN 40050. The lid screws cannot be lost and are made of stainless steel. The fastening grooves are situated outside the seal range.



ARTNR
Typ
Length (mm) Width (mm) Height (mm)  
3111100200
MBA Ex 606030
58 64 34
3111100400
MBA Ex 906030
98 64 35
3111100600
MBA Ex 156030
150 64 34
3111100900
MBA Ex 708055
75 80 57
3111101100
MBA Ex 128055
125 80 57
3111101300
MBA Ex 178055
175 80 57
3111101400
MBA Ex 258050
250 80 54
3111101600
MBA Ex 121265
122 120 65
3111101800
MBA Ex 121280
122 120 80
3111101900
MBA Ex 121290
122 120 90
3111102000
MBA Ex 221265
220 120 65
3111102200
MBA Ex 221280
220 120 80
3111102300
MBA Ex 221290
220 120 90
3111102400
MBA Ex 361280
360 122 80
3111102500
MBA Ex 161690
160 160 90
3111104000
MBA Ex 261665
260 160 65
3111102600
MBA Ex 261690
260 160 90
3111102800
MBA Ex 361690
360 160 90
3111029000
MBA Ex 561690
560 160 90
3111103000
MBA Ex 202311
200 230 110
3111103100
MBA Ex 282311
280 230 110
3111103202
MBA Ex 332311
330 230 110
3111103300
MBA Ex 332318
330 230 180
3111103400
MBA Ex 402311
400 230 110
3111103500
MBA Ex 403111
400 310 110
3111103600
MBA Ex 403118
400 310 180
3111103700
MBA Ex 602311
600 230 110
3111103800
MBA Ex 603111
600 310 110
3111103900
MBA Ex 603118
600 310 180

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