Distribution Boxes (intrinsically safe)
Back to OverviewDistribution Boxes BS 63-17
| Type of explosion protection: mining |  I M1 Ex ia I |
| I M2 Ex ia/ib I |
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| Type of explosion protection: industry |
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| Degree of enclosure protection |
IP 67 for individual enclosures
IP 54 for flange combinations
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| EC type examination certificate |
IBExU 02 ATEX 1106 |
Examples of EEx i Distribution Boxes
Distribution Box BS 632/D/170029
- Dimensions 500 x 200 x 120 mm
- Lid with hinges - optionally, fitting left/right to long sides
- Door locking with casement fasteners
- 4 butt straps
- 2 bars, each with 70 MTK-P/P BU terminals
- Continuously numbered from 1 to 70
- Inbuilt parts fitted on mounting plate
- Drill holes:
Long sides 10 holes with Pg 16 top and 6 x Pg 21 bottom,
at the side left and right 1 hole Pg 36, 1 x Pg 29
- Cable entries:
2 x BS 5 (Pg 36)
2 x BS 4 (Pg 29)
4 x BS 2 (Pg 16)
- Remaining holes equipped with dummy plugs
Distribution Box BS 632/D/170021
- Dimensions 300 x 200 x 120 mm
- Lid with casement fastener, sealing and internal hinges
- 4 butt straps
- 24-pole Wieland plug-in connector, (one side plug, other side socket)
- 60 Wieland terminal blocks, continuously numbered from 1 to 60
- Fully wired ready for connection
- 2 sides, each with 1 x Pg 29 and 4 x Pg 16 holes, equipped with dummy plugs
Distribution Box BS 636/D/170057
- Dimensions 700 x 1000 x 200 mm
- Lid with hinges, optionally, fitting
left/right to long sides
- Door locking with casement fasteners
- 4 butt straps
- 5 bars, each with 126 MTK-P/P BU terminals,
continuously numbered from 1 to 126,
with insertion aids
- Inbuilt parts fitted on mounting plate,
- Drill holes:
bottom 6 x Pg 21 and 7 x Pg 29
right side 6 x Pg 16, 6 x Pg 21
and 2 x 29 and 3 holes with
blind flange
| Dimensions | Standard sizes available in many gradations (l x w) from 150 x 150 mm to 1200 x 800 mm ; other sizes, too, are easily available as special designs. |
| Enclosure | Of sheet steel 1.25 - 5 mm thick, stove-enamelled or plastic powder coated; on request, electro-galvanised; standard and flange enclosures are of the same design; the flange enclosures, however, have cut-outs in the side walls which are closed with flange plates and sealings; on customer's request, the distribution boxes can be manufactured of high-grade steel. |
| Lid | The lids can be equipped with various locking devices (e. g. casement fasteners, rotation locks, central locking systems etc.). |
| Terminals | When equipping the distribution boxes with terminals all certified types according to customer's request can be used and, if necessary, they can be prewired. |
| Holes | The holes (Pg, M or NPT) are drilled and placed according to customer's requirements an, on request, they can be equipped with cable entries or other certified components. |
Type identification key: see PDF download
Order form: see PDF download
Subject to technical modifications!
