ATEX enclosure TB-MH series

The explosionproof boxes of the serie TB are designed for use in difficult circumstances. These boxes have a standard version in stainless steel (316L) and are fitted with a hinged cover. Gland plates increase the comfort for usage.
These boxes are being tailor-made assembled under our ATEX ASSEMBL-Y certificate with terminals, pushbuttons,...

TB-MH221513-1, TB-MH262620-1, TB-MH303020-1, TB-MH352620-1, TB-MH403020-1, TB-MH453820-1, TB-MH484820-1, TB-MH553520-1, TB-MH624520-1, TB-MH765020-1, TB-MH916120-1, TB-MH987420-1
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General technical specifications

Material 316L stainless steel
Protection IP66
Seal silicone
Mounting plate 2mm thickness, galvanized
Cover bolts M6 in stainless steel, loss-free
Earthing M10 bolt (brass)
Ambiant temperature (for the empty enclosure) -60°C - +135°C
Mounting 4 mounting eyes ø 11 mm
Guideline ATEX
Manufacturer Ysebaert - Weidmuller
Suited for
Zone 0 Zone 1 Zone 2
Zone 21 Zone 22

Classification

  • II 2 G Ex e IIC T6 Gb
  • II 1 G Ex ia IIC T6 Ga
  • II 2(1) G Ex e ia IIC T6 Gb
  • II 2 G Ex d e IIC T4 Gb
  • II 2 D Ex tb IIIC T85°C IP66 Db

Zone

0 1 2
20 21 22

Ordering data (click on the order reference for more details)

Order refer. Dimensions (hxwxd) (mm) Mounting plate (mm) Number of gland plates
TB-MH221513-1 229 x 152 x 133 91 x 174 1
TB-MH262620-1 260 x 260 x 200 199 x 205 1
TB-MH303020-1 306 x 306 x 200 245 x 251 1
TB-MH352620-1 350 x 260 x 200 199 x 295 1
TB-MH403020-1 400 x 300 x 200 239 x 345 1
TB-MH453820-1 458 x 382 x 200 321 x 403 1
TB-MH484820-1 480 x 480 x 200 419 x 425 1
TB-MH553520-1 550 x 350 x 200 289 x 495 1
TB-MH624520-1 620 x 450 x 200 389 x 565 1
TB-MH765020-1 762 x 508 x 200 447 x 707 1
TB-MH916120-1 914 x 610 x 200 549 x 859 1
TB-MH987420-1 980 x 740 x 200 680 x 926 2

On request

  • 2, 3 or 4 gland plates
  • terminals
  • entries
  • push buttons, signalling lamps, switches in cover
  • stainless steel mounting plate
  • depth 150mm