Product overview for 3SK1
3.1 Overview
3SK1 safety relays
20
Manual, 04/2013, A5E02526190021A/RS-AA/01
Expansion units
Designation
Voltages
MLFB
24 V AC
3SK1211-xBB00
24 V DC
3SK1211-xBB40
Output expansion 3SK1211
110 ... 240 V AC/DC 3SK1211-xBW20
24 V DC
3SK1213-xAB40
115 V AC
3SK1213-xAJ20
Output expansion 3SK1213
240 V AC
3SK1213-xAL20
Input expansion 3SK1220
24 V DC
3SK1220-xAB40
Power supply 3SK1230
110 ... 240 V AC/DC 3SK1230-xAW20
x = 1: screw terminals; x = 2: push-in terminals
Overview of the enabling circuits
Type and number of enabling circuits
Relay
Solid-state
Advanced
Instantaneous
Delayed
Instantaneous
Delayed
Signaling
circuits
Device
connectors
3SK1121-
xAB40
3
-
-
-
1
✓
3SK1121-
xCB4x
2
2
-
-
-
✓
3SK1122-
xAB40
-
-
3
-
1
✓
3SK1122-
xCB4x
-
-
2
2
-
✓
3SK1120-
xAB40
-
-
1
-
-
✓
Standard
3SK1111-
xAxx0
3
-
-
-
1
-
3SK1112-
xBB40
-
-
2
-
1
-
Output expansions
4RO
3SK1211
4
-
-
1
✓ (for 24 V DC)
3RO
3SK1213
3
-
-
-
1
✓ (for 24 V DC)
Summary of Contents for SIRIUS 3SK1
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Page 10: ...Table of contents 3SK1 safety relays 10 Manual 04 2013 A5E02526190021A RS AA 01 ...
Page 186: ...Commissioning 3SK1 safety relays 186 Manual 04 2013 A5E02526190021A RS AA 01 ...
Page 258: ...Accessories 3SK1 safety relays 258 Manual 04 2013 A5E02526190021A RS AA 01 ...
Page 260: ...Appendix A 1 Correction sheet 3SK1 safety relays 260 Manual 04 2013 A5E02526190021A RS AA 01 ...
Page 261: ......