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Siemens SIROTEC Device Manual

Siemens SIROTEC
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Mechanical installation
3.3 Installation
Cabinet Modules NEMA
54 Manual, 04/2014, A5E03586450A
3.3.2.5
Required tools
To install the connections, you will need:
Standard toolbox with screwdrivers, screw wrenches, socket wrenches, etc.
Torque wrench from 1.5 Nm to 100 Nm
400 mm extension for socket wrench
Tightening torques for screw connections
The following tightening torques apply when tightening current-conducting connections (DC-
link connections, motor connections, busbars, cable lugs) and other connections (ground
connections, protective conductor connections, steel threaded connections).
Table 3- 2 Tightening torques for screw connections
Thread
Ground connections, protective
conductor connections, steel
threaded connections
Aluminum threaded connections,
plastic, busbars, cable lugs
M3
1.3 Nm
0.8 Nm
M4 3 Nm 1.8 Nm
M5
6 Nm
3 Nm
M6 10 Nm 6 Nm
M8
25 Nm
13 Nm
M10
50 Nm
25 Nm
M12
88 Nm
50 Nm
M16
215 Nm
115 Nm
NOTICE
Screw connections for protective covers
The screw connections for the protective covers made of Makrolon may only be tightened
with 2.5 Nm.

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Siemens SIROTEC Specifications

General IconGeneral
BrandSiemens
ModelSIROTEC
CategoryDC Drives
LanguageEnglish

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