Siemens 411 Benutzerhandbuch

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7  Specifications 
Issue 03/01 
 
MICROMASTER 411 & COMBIMASTER 411    Operating Instructions  
96 
6SE6400-5CA00-0BP0  
7.3 
Tightening Torque, Cable cross sections for Power 
Supply and Motor Terminals 
Table 7-4 
Power Supply & Motor Terminal Wire Sizes/Tightening Torques  
Terminals 
Units of 
measurement 
Case Size B 
Case Size C 
[Nm] 1,3  1,3 
Terminal Tightening Torque 
[lbf.in] 12 
12 
[mm
2
] 1,5 
2,5 
Minimum Cable Cross Section 
[AWG] 16 
14 
[mm
2
] 4 
Maximum Cable Cross Section 
[AWG] 12 
12 
 
7.4 
Tightening Torque for Fixing Screws 
Table 7-5 
Fixing Screw Recommended Tightening Torque 
Description 
Units of 
measurement 
Case Size B 
Case Size C 
[Nm] 
2,5 (M5) 2,5 (M5) 
Inverter Cover Screws 
[lbf.in] 
21,3 (M5) 21,3 (M5) 
[Nm] 
0,8 (M3) 0,8 (M3) 
Filter Board Retention Screws 
[lbf.in] 
7,0 (M3) 7,0 (M3) 
[Nm] 
0,8 (M3) 0,8 (M3) 
I/O Board Retention Screws 
[lbf.in] 
7,0 (M3) 7,0 (M3) 
[Nm] 1,5/2,5 
M4/M5 
2,5 
(M5) 
Terminal Housing to Motor Fixing 
Screws 
[lbf.in] 10,6/21,3 
M4/M5 
21,3 (M5)