Technical Data For 3Sk1122 Advanced Solid-State Instantaneous Basic Unit - Siemens SIRIUS 3SK1 Manual

13.2.2.4

Technical data for 3SK1122 Advanced solid-state instantaneous basic unit

Insulation voltage rated value
Resistance against shock
Number of sensor inputs 1-channel or 2-channel
Design of the cascading
Type of the safety-related wiring of the inputs
Product feature transverse contact-secure
Safety Integrity Level (SIL)
according to IEC 61508
•
for delayed release circuit according to IEC 61508
•
Performance Level (PL)
according to ISO 13849-1
•
for delayed release circuit according to ISO 13849-1
•
Category according to ISO 13849-1
T1 value for proof test interval or service life according to
IEC 61508
Safety device type according to IEC 61508-2
Number of outputs
as contact-affected switching element
•
– as NC contact for reporting function instantaneous switching
– as NO contact for reporting function instantaneous switching
– as NC contact for reporting function delayed switching
– as NO contact for reporting function delayed switching
– as NC contact safety-related instantaneous switching
– as NO contact safety-related instantaneous switching
– as NC contact safety-related delayed switching
– as NO contact safety-related delayed switching
as contact-less semiconductor switching element
•
– safety-related
– delayed switching
– non-delayed
– for reporting function
– delayed switching
– non-delayed
Stop category according to DIN EN 60204-1
3SK1 safety relays
Manual, 04/2013, A5E02526190021A/RS-AA/01
3SK1122-.AB..
V 50
10g / 11 ms
1
yes
single-channel and two-channel
Yes
SIL3
—
e
—
4
a 20
Type B
0
0
0
0
0
—
0
—
0
3
—
1
0
Technical data
13.2 Basic units
219