Siemens SIRIUS 3SK1

Technical data
13.1 General technical data
3SK1 safety relays
194 Manual, 04/2013, A5E02526190021A/RS-AA/01
Mounting position Any (except 3SK1213)
3SK1213: +/- 22.5° lateral inclination
Type of fixing Snap-on mounting
Comply with the instructions given for the respective device
Type of electrical connection 3SK....-1....
screw-type
3SK....-2....
push-in connection
Maintenance The 3SK1 safety relays are maintenance-free
Certificate of suitability
• TÜV approval
• UL certification
• CSA approval
Yes (except 3SK1230)
Yes
Yes
Electrical service life (B10 values) of the 3SK1 safety relays
Note
When using the devices to equip furnaces to DIN EN 50156-1, the load (utilization category)
listed below must not be exceeded.
Electrical service life ≥ 250000 operating cycles at:
Utilization category 3SK111; 3SK1121; 3SK1211 3SK1213
AC-1, 240 V 1.5 A 10.0 A
AC-15, 240 V 0.2 A 10.0 A
DC-13, 24 V 2.0 A 3.0 A