Safety Data; General Safety Data - Siemens 340 Manual

9.1.5

Safety data

9.1.5.1

General safety data

The 3RM11 Failsafe motor starters (direct-on-line starters) / 3RM13 Failsafe motor starters
(reversing starters) have the following safety data:
Safety Integrity Level (SIL) according to IEC 61508
Performance level (PL) according to ISO 13849-1
Category according to ISO 13849-1
Safety device type according to IEC 61508-2
Hardware fault tolerance according to IEC 61508
Probability of dangerous failure per hour (PFHD) with high
demand rate according to EN 62061
Average probability of failure on demand (PFDavg) with low
demand rate according to IEC 61508
T1 value for proof test interval or service life according to
IEC 61508
Safe state of the device
Stop category / according to DIN EN 60204-1
Safe failure fraction (SFF)
MTTFd
Mean Time To dangerous Failure
DCavg
Average diagnostics coverage level
Function test interval during continuous operation
Internal diagnostic test interval
λdd
Dangerous, detected faults
λdu
Dangerous, undetected faults
Max. switch-off time in case of a safety-related request via control inputs
Max. switch-off time in case of a safety-related request via shutdown of
the supply voltage
SIRIUS 3RM1 motor starter
Manual, 11/2013, A5E0345285095020A/RS-AB/002
3RM11..-.....
SIL3
e
4
Type B
1
1/h 0.00000002
1/h 0.0000175
a 20
Load circuit open
0
% 99,4
a 75
% 99
a ≤ 1
s ≤ 600
FIT 1400
FIT 16
ms 65
ms 120
Technical data
9.1 Motor starters
3RM13..-.....
121