Torques; Table 9-1 Tightening Torque For Screws - Siemens SINAMICS SM150 Operating Instructions Manual

NOTICE
Damage if the auxiliary power supply is not available
When the auxiliary power supply is switched off, data about error message statuses can be
lost. Inadequate diagnostic and error rectification measures can result in material damage.
● We recommend using an uninterruptible power supply (UPS). If you are unsure of the
After performing repairs, refasten all cable ducts whose cover faces downward with a cable tie.
The cable ties must be located at the same positions as in the delivered state. You will find more
information in "Fastening the cable ducts with cable ties (Page 83)".
Note
Special investigation of defective components
You can return defective components, e.g. phase modules, PowerCards, etc. for a special
investigation. You can find more information here
support.automation.siemens.com/WW/llisapi.dll?aktprim=1&lang=en&referer=%2fWW
%2f&func=cslib.csinfo&siteid=csius&nodeid1=17218131&treeLang=de&groupid=4000002&e
xtranet=standard&viewreg=WW&objaction=csopen).
9.5.1

Torques

Table 9-1
Screw type
M3
M4
M5
M6
M8
M10
M12
M16
Examples of soft materials are Cu, Al, CuZn cable entries, laminate materials, plastics, cast
1
resin post insulators, press nuts, welding nuts, blind rivet nuts, and cage nuts.
Hard materials S2 are materials with friction-enhancing washer components, e.g. a contact
2
washer.
SINAMICS SM150 6SL3845-7NN42-2AA3 HBIS Shigang WRM NTM
Operating Instructions Rev.202003051222 3005356504
measures necessary after the device fails, or if a fault cannot be rectified, contact the
Service Center.
Tightening torque for screws
Soft materials S3
nm
0.8
1.8
3.0
6.0
13.0
25.0
50.0
115.0
(http://
Hard materials S2
1
in - lb nm
7.1 1.8
15.9 3.9
26.6 7.8
53.1 13.0
115 32.0
221 65.0
443 115.0
1020 270.0
Hard materials S1
2
in - lb nm
15.9 1.3
34.5 3.0
69.0 6.0
115 10.0
283 25.0
575 50.0
1020 88.0
2390 215.0
Maintenance
9.5 Repair
3
in - lb
11.5
26.6
53.1
88.5
221
443
779
1900
133