Cable glands with connecting thread in the terminal box (EN 50262)
②
O ring
6.5
Tightening torques
Note the information in Chapter Tightening torques (Page 115).
6.5.1
Cable entries, sealing plugs and thread adapters
Note the following when mounting:
• Avoid damaging the cable jacket.
• Adapt the tightening torques to the cable jacket materials.
Observe the documentation for tightening torques of the cable entries and sealing plugs for
direct mounting at the machine as well as additional glands (e.g. adapters).
6.6
Connecting the grounding conductor
6.6.1
General information on connecting the grounding conductor
The machine's grounding conductor cross-section must comply with EN / IEC 60034-1.
Please also observe installation regulations such as those specified in EN / IEC 60204-1.
Basically, there are two ways of connecting a grounding conductor to the machine.
• Internal grounding with a connection in terminal box at the location intended for this
purpose and marked accordingly.
• External grounding with connection at the stator housing at the locations intended for this
purpose and marked accordingly.
Electrical connection
6.6 Connecting the grounding conductor
1FU9
64
Operating Instructions, 07/2020, A5E46712792A
Summary of Contents for SIMOTICCS A 1FU9
Page 1: ...Operating Instructions 1FU9 SIMOTICS A 07 2020 Edition Synchronous motors www siemens com ...
Page 2: ......
Page 58: ...Assembly 5 6 Installing the machine 1FU9 56 Operating Instructions 07 2020 A5E46712792A ...
Page 80: ...Commissioning 7 3 Switching on 1FU9 78 Operating Instructions 07 2020 A5E46712792A ...
Page 110: ...Spare parts 1FU9 108 Operating Instructions 07 2020 A5E46712792A ...
Page 120: ...Technical data B 1 Tightening torques 1FU9 118 Operating Instructions 07 2020 A5E46712792A ...
Page 124: ...Index 1FU9 122 Operating Instructions 07 2020 A5E46712792A ...
Page 125: ......