Siemens SINAMICS DCM - Result When Using Two Power Contactors

Evaluation of the safety function according to EN 62061
11.5 Result when using two power contactors
Application document for functional safety STO, SS1 (ISO 13849-1)
Compact User Manual, 09/2016, A5E34871844AM
69
11.5
Result when using two power contactors
SILCL
PFH
D
DETECT
3
8.33 E-10
EVALUATE 3 5.42 E-09
RESPOND
3
3.24 E-10
Result
Reason
SILCL
SIL claim limit
3 The SILCL of all tasks of the supplementary safety function
is at least 3.
PFH
D
Average probability of a dangerous
failure per hour
2.57 E-08