Siemens SIMOTICS XP 1LA5 - Tightening Torques; Electrical Connections - Termincal Board Connections; Cable Glands

Electrical connection
Explosion-protected machines
56100000002002, 01/2016
113
Frame size
Type
Type of protection /
Zone
Standard thread
Additional
thread with
mounting parts
180 1LG4
1LG6
Non sparking "n"
M 40x1.5 2 M 20x1.5 2
Zone 21
Zone 22
180
1MA6
Increased safety "e"
M 40x1.5
2
M 16x1.5
2
200 ... 225 1LA5
Zone 21
M 50x1.5 2 M 16x1.5 1
Zone 22
200
1MA6
Increased safety "e"
M 50x1.5
2
M 16x1.5
2
200 1LG4
1LG6
Non sparking "n"
M 50x1.5 2 M 20x1.5 2
Zone 21
Zone 22
225 1LG4
1LG6
1MA6
Increased safety "e"
M 50x1.5 2 M 20x1.5 2
Non sparking "n"
Zone 21
Zone 22
6.2 Tightening torques
6.2.1 Electrical connections - Termincal board connections
Table 6-3 Tightening torques for electrical connections on the terminal board
Thread ∅
M 3,5
M 4
M 5
M 6
M 8
M 10
M 12
M 16
Nm
min
0,8
0,8
1,8
2,7
5,5
9
14
27
Ma
x.
1,2 1,2 2,5 4 8 13 20 40
6.2.2 Cable glands
Note
Avoid damaging the
cable jacket.
Adapt the tightening torques to the cable jacket materials.