Siemens Simovert Masterdrives Compendium page 83

12.2010
2.4.8 Emergency Stop and protective door monitoring on more than one
converter → STO
Requirement
Siemens AG 6SE7087-6QX70 (Version AM)
SIMOVERT MASTERDRIVES
a) The drives are switched off safely when the protective door is
opened.
b) The drives must be switched off safely by the supplementary safety
function Emergency Stop.
As a result of the risk assessment, the required performance level for
both safety functions has been defined as PLr = d.
The DC link must remain energized in normal operation when the
protective door is open.
Compendium Motion Control
Configuration and Connection Examples
2-55