Atex-Specific Safety Data - Siemens 340 Manual

Technical data
9.1 Motor starters
9.1.5.2

ATEX-specific safety data

Referred to ATEX, the 3RM11 Failsafe motor starters (direct-on-line starters) / 3RM13
Failsafe motor starters (reversing starters) have the following safety data:
Safety integrity level (SILCL)
Hardware fault tolerance (HFT)
Interval for testing the protective functions
Probability of failure on demand (PFD)
Probability of a dangerous failure per hour (PFH)
122
2
0
3 years
5x10
-4
5x10 1/h
-8
SIRIUS 3RM1 motor starter
Manual, 11/2013, A5E0345285095020A/RS-AB/002