Scope :
USER MANUAL
TNBCD Ex d Component Certified Enclosure
Date:
01.09.2022
Ver.:
3
QA Code:
5
Checked by:
E.T.
Approved by:
S.Gr.
Page:
3
of 8
Document no. :
13406
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Description
Our TNBCD range of explosion proof enclosures is available in many sizes. They are made
of welded or casted and machined acid resistant stainless steel 316L. Each enclosure is
expected to receive electrical components inside, making service and maintenance easy.
They can also be customized to meet each individual specific need. If necessary, multiple
enclosures can be assembled on a frame with or without combined Ex e junction boxes.
The enclosures are delivered with Ex Component certificate (U-certificate) to be used
as basis for further certification of an Ex Equipment or Protective System.
Optional solutions for the enclosures:
•
one or more certified Ex e connection boxes on any side of the enclosure
•
internal hinges
•
glass window(s) in lid, wall(s) and / or bottom of enclosure
•
threaded hole(s) in lid, wall(s) and / or bottom side of enclosure
•
maximum number of entries is 18, maximum thread size is M120, description given
on drawing BCD-40-3. The table for cable entries in the section below also describes
what is allowed
Type Code:
TNBCD XX YY ZZ
XX: Dimension of box, width in cm, 19 to 57
YY: Dimension of box, height in cm, 19 to 57
ZZ: Dimension of box, depth in cm, max 38
Enclosure type/Maximum window aperture diameter / rectangle:
•
2625xx 65/100 mm
100x100x15 mm (in lid)
•
3233xx 65/100 mm
170x170x15 mm (in lid)
•
4535xx 65/100/154 mm
290x200x21 mm (in lid)
•
5738xx 65/100/154 mm
364x230x21 mm (in lid)
Material: CD = Stainless Steel AISI 316L
Meaning of symbols
This symbol means a hazard and precaution to be taken
Safety instructions
The device must be completed, installed, used and maintained in accordance with the
following standards:
•
IEC/EN 60079-0 (Explosive atmospheres - Part 0:
Equipment - General
requirements
)
•
IEC/EN 60079-1 (Explosive atmospheres - Part 1: Equipment protection by
flameproof enclosures "d")
•
IEC/EN 60079-14 (Explosive atmospheres - Part 14: Electrical installations design,
selection and erection)