Safety Information - Siemens SINAMICS S120 Combi User Manual

Motor Modules Booksize Compact as expansion axes

7.2 Safety information

7.2 Safety information
Risk of electric shock
A hazardous voltage is still present for up to 5 minutes after the power supply has been
switched off.
It is only permissible to open the protective cover after this time has expired.
When opening the protective cover for the DC link, you must press the release catch. A
suitable tool (e.g. screwdriver or supplied unlocking tool) must be used for this purpose.
The components must only be operated when the protective cover of the DC link is closed.
Damaged components must not be used further, Secondary damage or accidents can
otherwise result.
DC-link discharge voltage
A DC-link discharge voltage danger notice in the relevant national language must be
attached to all of the components.
A set of labels in 16 languages is supplied with the component.
The drive components generate high leakage currents in the protective conductor. The
components must only be operated in control cabinets or in closed electrical operating
areas and must be connected with the protective conductor. To protect against electric
shock, the protective conductor connection at the control cabinet or machine must be
implemented in accordance with one of the following measures:
• Stationary connection and protective conductor connection by means of ≥ 10 mm
• stationary connection and installation of a second protective conductor with the same
• stationary connection and automatic shutdown of the line supply if the protective
• Connection with a plug connector for industrial applications in accordance with
It is essential to apply the shield for the motor holding brake. Furthermore, only MOTION-
CONNECT cables must be used for integrated motor holding brakes, as otherwise
insulation of the cores is not guaranteed. Risk of electric shock.
120
DANGER
DANGER
DANGER
≥ 16 mm Al
2
cross-section as the first protective conductor
conductor is interrupted
EN 60309 and a minimum protective conductor cross-section of ≥ 2.5 mm
a multi-core supply cable with appropriate strain relief
DANGER
SINAMICS S120 Combi
Manual, Edition 07/2012, 6SL3097-4AV00-0BP3
Cu or
2
Cu as part of
2