Connecting The Cables To The Emc Shield Bus; M77, Version Without Component Support Plates And Without Additional Control Components - Siemens SINAMICS S120 Device Manual

Options

8.45 M77, Version without component support plates and without additional control components

Description
With option M70, an EMC shield bus is incorporated for the use of shielded power cables for
power cables and motor supply cables.
The cable shields for the cables routed to the cabinet must be connected to the EMC shield
bus in accordance with EMC guidelines. The shields can be applied over a large surface
area with the supplied EMC shield clips.
8.44.2

Connecting the cables to the EMC shield bus

Preparatory steps
● Allow unimpeded access to the EMC shield bus (if necessary, remove the protective
covers during installation work)
Securing the cables to the shield bus
1. Remove approximately 2" (5 cm) of the protective sheath of the cable around the shield
bus.
2. Place the shielded cable on the shield bus.
3. Snap the clip into the opening provided and tighten it.
8.45 M77, Version without component support plates and without
additional control components
Availability of option
This option is available for the following S120 Cabinet Modules:
● Booksize base cabinets
Description
If electronic components (Control Unit, Terminal Module, Sensor Module) are not used in the
Booksize Cabinet Kit, the mechanical component support plates are omitted with option
M77.
When option L08/L09 is used (motor reactor / two motor reactors in series), the motor cables
are connected directly to the motor reactor.
The motor cables are connected directly to the Booksize Motor Module.
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Cabinet Modules NEMA
Manual, 04/2014, A5E03586450A