Siemens SIMOTICS M-1PH8 Operating Instructions & Installation Instructions page 6

Table of contents
4.11.9 Protection against corrosion........................................................................................................41
4.12 Converter operation.....................................................................................................................41
4.12.1 Connection to a converter...........................................................................................................41
4.12.2 Insulated bearings for converter operation..................................................................................42
4.12.3 Operation with insulated coupling................................................................................................43
5 Assembling.................................................................................................................................................45
5.1 Insulation resistance and polarization index................................................................................45
5.2 Testing the insulation resistance and polarization index.............................................................46
5.3 Preconditions for correct alignment and secure attachment ......................................................48
5.4 Vibration severity.........................................................................................................................49
5.5 Aligning the machine...................................................................................................................50
5.6 Securing the machine..................................................................................................................51
5.7 Tightening torques for screw and bolt connections.....................................................................52
5.8 Mounting the output elements.....................................................................................................53
6 Electrical connection...................................................................................................................................57
6.1 Safety instructions relating to the electrical connection...............................................................57
6.2 Preparation..................................................................................................................................58
6.2.1 Selecting cables..........................................................................................................................58
6.2.2 Connecting the grounding conductor...........................................................................................58
6.3 Connecting..................................................................................................................................59
6.3.1 Circuit diagram............................................................................................................................59
6.3.2 Terminal designation...................................................................................................................59
6.3.3 Laying cables...............................................................................................................................59
6.3.4 Electrical connection data............................................................................................................60
6.3.5 Connection with cable lugs..........................................................................................................61
6.3.6 Connecting aluminum conductors...............................................................................................63
6.3.7 Completing connection work.......................................................................................................64
6.3.8 Internal equipotential bonding.....................................................................................................64
6.4 Auxiliary circuits...........................................................................................................................65
6.4.1 Selecting cables..........................................................................................................................65
6.4.2 Connecting the auxiliary circuits..................................................................................................65
6.4.3 Intrinsically safe circuits for sensors or probes............................................................................65
6.4.4 Connecting an external fan..........................................................................................................66
6.4.5 Connecting the speed encoder....................................................................................................68
6.4.6 Attach a protective tube for the signal connector........................................................................70
6.4.7 Connecting the temperature sensor............................................................................................71
6.4.8 Connection to a converter...........................................................................................................71
6.4.9 Converter operation on a grounded network...............................................................................72
6.4.10 Connect metal shield in the terminal box ....................................................................................72
7 Commissioning...........................................................................................................................................73
7.1 Insulation resistance and polarization index................................................................................73
7.2 Checks to be carried out prior to commissioning ........................................................................73
7.3 Switching on................................................................................................................................75
6
Operating Instructions 05/2012 A5E03986435A AA
SIMOTICS M-1PH8