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6.6. Number of cable entries
Metric
NPT
Product
Sides
A & C
code
ERSA-1218 3
ERSA-1225 5
ERSA-1232 5
ERSA-1725 3
ERSA-1735 3
ERSA-2134 12
ERSA-2835 34
ERSA-2845 20
ERSA-2853 21
ERSA-3553 17
ERSA-4363 52
ERSA-5070 54
(1) Maximum number of cable entries on the entire periphery of the enclosure
7. Safety instructions
The following safety instructions should be read in conjunction with the following standards:
standard NF C 15 100
IEC 60079-14 (Electrical installations design, selection and erection)
standard IEC 60079-17 (Electrical installations inspection and maintenance)
standard IEC 60079-31 (Equipment dust ignition protection by enclosure "t").
decrees, laws, directives, circulars of application, standards, rules of art and any other documents
concerning its place of installation
It is strictly forbidden to change anything on and in the enclosure without our prior agreement
Make sure the compatibility between the data on the nameplate of the enclosure with the existing
explosive atmosphere, the area of use, the ambient temperature and surfaces temperatures
Any damage of the equipment can have for consequence to make ineffective the explosion-proof
protection
The installation of the enclosure have to be performed in the state of the art in the technical domain
and only by qualified, competent and authorized person.
A defective or abnormal use as well as the non-observance of the instructions of this document
exclude any clause of of guarantee and do not engage our responsibility.
According to the standard IEC 60079-31, it is prohibited to operate the enclosure if the dust
thickness on it is greater than 50 mm.
Ex-tech Solution ensures the traceability of the enclosures up the first place of delivery.
ERS003A12–07
01/12/2016
M20
M25
½ '' - ¾ ''
1 ''
Sides
Maxi
Sides
Sides
Maxi
B & D
(1)
A & C
B & D
2
5
2
2
4
13
18
2
5
7
17
22
2
6
8
6
9
1
1
4
8
11
1
3
8
9
21
7
4
11
30
54
12
14
26
21
41
10
13
23
41
62
14
25
39
29
44
10
16
26
80
132
20
28
48
84
138
23
36
59
Operating instructions
Flameproof enclosure - ERSA series
M32
1'' ½
Sides
Sides
Maxi
Sides
(1)
A & C
B & D
(1)
A & C
2
4
6
1
2
5
7
1
1
1
4
1
2
8
5
3
8
3
9
11
20
7
7
5
12
6
8
12
20
3
9
15
24
3
16
22
38
9
15
25
40
9
M40
M50
1" ¼
2 ''
Sides
Maxi
Sides
Sides
Maxi
B & D
(1)
A & C
B & D
(1)
2
3
5
6
3
6
9
16
5
7
12
3
9
3
3
6
5
8
3
5
8
5
8
3
5
8
15
24
6
10
16
15
24
6
10
16
ENG
M63
2 '' ½
Sides
Sides
Maxi
A & C
B & D
(1)
2
3
5
2
4
1
1
2
1
1
2
1
1
2
3
5
8
11/16
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