Siemens SIRIUS 3SK1 Manual page 204

Technical data
13.2 General technical data
Relative air humidity
During operation without condensation
•
Maximum installation altitude above sea
level
Vibration resistance according to
IEC 60068-2-6
Degree of pollution
Overvoltage category
Distance to be maintained at the side with
side-by-side mounting
Distance to be maintained at the side from
grounded parts
DC
avg
average diagnostics coverage level
MTTF
d
Mean Time To dangerous Failure
Reference designation
in accordance with DIN 40719, expanded in
accordance with IEC 204-2 and IEC 750
Reference designation
in accordance with DIN EN 61346-2
Hardware failure tolerance
in accordance with IEC 61508
Mounting position
Type of mounting
Type of electrical connection
Maintenance
Certificate of suitability
TÜV approval
•
UL certification
•
CSA approval
•
204
%
m
mm
mm
3SK1213: +/- 22.5° lateral inclination
Comply with the instructions given for the respective device
3SK....-1....
screw connection
The 3SK1 safety relays are maintenance-free
10 ... 95
2000
5 ... 500 Hz: 0.75 mm
3
III
0
5
> 99 %
> 30 years
-
F
1
Any (except 3SK1213)
Snap-on mounting
3SK...-2....
push-in connection
Yes (except 3SK1230)
Yes
Yes
SIRIUS 3SK1 safety relays
Manual, 06/2018, A5E02526190021A/RS-AD/004