Appendix A
28
303049 / 825060300230
2022-05-30·BA00·III·en·00
DE
EN
FR
IT
ES
RU
NL
DK
SE
FI
PT
GR
PL
CZ
SK
HU
SL
RO
BG
LV
LT
EE
CH
KR
CN
Ex d enclosure made of aluminium/flameproof enclosure
8250/0 series empty enclosure,
8250/1 series terminal box,
8250/5 series control panel/control station
For 8250/1, 8250/5
Maximum number of drilled holes
8250/. Size 1
8250/. Size 2
8250/. Size 3
* For metric threads only; not for NPT threads
8250/. Size 5
Metric
NPT
A
B
C
D
M20 x 1.5
1/2"
5
5
7
7
M25 x 1.5
3/4"
2
2
4
5
M32 x 1.5
1"
2
2
3
4
M40 x 1.5
1 1/4"
1
2
2
3
M50 x 1.5
1 1/2"
1
1
2
2
Metric
NPT
A
B
C
D
M20 x 1.5
1/2"
11
12
16
16
M25 x 1.5
3/4"
4
6
5
8
M32 x 1.5
1"
3
4
5
5
M40 x 1.5
1 1/4"
3
3
4
4
M50 x 1.5
1 1/2"
2
2
3
3
Metric
NPT
A
B
C
D
M20 x 1.5
1/2"
22
22
19
29
M25 x 1.5
3/4"
11
11
13
13
M32 x 1.5
1"
7
7
12
12
M40 x 1.5
1 1/4"
5
5
6
6
M50 x 1.5
1 1/2"
3
3
5
5
M63 x 1.5
2"
3*
3*
4*
4*
M75 x 1.5
2 1/2"
2*
2*
2*
2*
Metric
NPT
A
B
C
D
M20 x 1.5
1/2"
65
67
104
105
M25 x 1.5
3/4"
28
29
49
50
M32 x 1.5
1"
22
22
36
36
M40 x 1.5
1 1/4"
14
14
21
21
M50 x 1.5
1 1/2"
12
12
20
20
M63 x 1.5
2"
4
5
10
10
M75 x 1.5
2 1/2"
3
4
6
6
M90 x 1.5
3"
2
3
4
4
M100 x 1.5
–
1
1
3
2
