Test Report

Report Reference No.: 50337286 001
CSA C22.2 No. 107.1
Clause
Requirement – Test
Result – Remark
Verdict
Page 61 of 75
4.2.5.6
If a portion of a vertical side panel falls within the area D of the
required bottom enclosure as traced out by the 5° angle in
Figure 5, that portion of the vertical panel shall be evaluated as
a bottom enclosure.
No openings in Enclosures
N/A
4.2.5.7
If a barrier is provided to comply with Clause 4.2.5.5, the barrier
shall
(a) be made of metal or nonmetallic material complying with the
flame test of Clause 6.1 2;
(b) not contain perforations or openings except as specified in
Items (d) and (e);
(c) be so located and be of such extent as to conform to Figure
5 and the legend appended thereto;
(d) have one of the following constructions, if made of
perforated metal:
(i) a metal screen, or the equivalent, that has a mesh* not
greater than 2 x 2 mm (1 4 x 14 mesh per inch) and wire with a
minimum diameter of 0.46 mm;
(ii) a panel in accordance with Table 4; or
(iii) a perforated metal panel that complies with the flaming
oil test of Clause 6.1 5; and
(e) be permitted to have openings not larger than 6.4 mm2 if
the barrier is located under areas containing only materials
classified at least V-1 in accordance with CSA Standard C22.2
No. 0.1 7. Openings that are not square can be provided if they
do not have an area greater than 40 mm2 (see also Clause 4.1
6.4).
*A mesh or screen described in Clause 4.2.5.7(d)(i) cannot be
used to form the side of an enclosure.
No openings in Enclosures
N/A
4.2.5.8
The diameter of the wires of a metal screen used for other than
the bottom of an enclosure shall be not less than
(a) 1.2 mm when the screen openings are 320 mm2 or less in
area; and
(b) 2 mm for larger screen openings.
N/A
4.2.5.9
Sheet metal employed for expanded metal mesh and
perforated sheet metal used for other than the bottom of an
enclosure shall have an uncoated thickness of not less than
(a) 1.2 mm if the mesh openings or perforations are 320 mm2
or less in area; and
(b) 2 mm for larger openings.
N/A
4.2.5.10
Glass that covers openings shall be reliably secured in place so
that the glass cannot be readily displaced, shall provide
mechanical protection for the enclosed parts, and shall comply
with the impact test specified in Clause 6.1 3.2.
No openings in Enclosures
N/A
4.2.5.11
Material other than glass employed as a sole covering over an
opening that forms part of the enclosure, and relied upon to
prevent contact with bare live parts, shall be of adequate
mechanical strength and shall comply with the requirements of
the flame test specified in Clause 6.1 2 and the impact test
specified in Clause 6.1 3.2.
N/A