Scope :
USER MANUAL
DE8-BC Ex d Empty Enclosure
Date:
02.04.2022
Ver.:
3
QA Code:
5
Checked by:
E.T.
Approved by:
S.Gr.
Page:
6
of 8
Document no. :
21469
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Recommended tightening torques of the Lid bolts
Enclosure type
Minimum tensile strength of lid bolts
[N/mm
2
]
Bolts quantity
and size
Recommended tightening
torque Ma for lubricated bolts
[Nm]
-20°C
-40°C
Qty x Ø-L
-20°C
-40°C
DE8BC
32
800
800
12 x M12-35
74
74
DE8BC
32D
800
800
12 x M12-35
74
74
DE8BC
351
800
800
14 x M12-35
74
74
DE8BC
351D
800
800
14 x M12-35
74
74
DE8BC
43
800
800
14 x M12-35
74
74
DE8BC
43D
800
800
14 x M12-35
74
74
DE8BC
44
800
800
16 x M14-40
117
117
DE8BC
44D
800
1000
16 x M14-40
117
117
DE8BC
54
800
800
18 x M14-40
117
117
DE8BC
54D
800
1000
18 x M14-40
117
117
DE8BC
64
800
800
20 x M14-40
117
117
DE8BC
64D
800
1000
20 x M14-40
117
117
DE8BC
75
800
800
24 x M14-50
117
117
DE8BC
75D
1000
24 x M14-50
117
DE8BC
86
800
800
26 x M16-50
180
180
DE8BC
86D
1000
26 x M16-50
180
DE8BC
107
800
800
30 x M16-50
180
180
DE8BC
108
800
800
30 x M16-50
180
180
DE8BC
108D
1000
1200
38 x M16-50
180
180
DE8BC
148
800
800
40 x M16-50
180
180
