Siemens SIRIUS 3SK1

5.2.7.3 Terminal assignment.......................................................................................................... 74
5.2.8 3SK1122 Advanced basic unit instantaneous (with semiconductor outputs) ....................... 76
5.2.8.1 Device features .................................................................................................................. 76
5.2.8.2 Design............................................................................................................................... 78
5.2.8.3 Terminal assignment.......................................................................................................... 78
5.2.9 3SK1122 Advanced basic unit time-delayed (with semiconductor outputs) ......................... 80
5.2.9.1 Device features .................................................................................................................. 80
5.2.9.2 Design............................................................................................................................... 82
5.2.9.3 Terminal assignment.......................................................................................................... 82
5.2.10 3SK1120 Advanced basic unit instantaneous (with semiconductor outputs) ....................... 84
5.2.10.1 Device features .................................................................................................................. 84
5.2.10.2 Design............................................................................................................................... 86
5.2.10.3 Terminal assignment.......................................................................................................... 86
5.2.10.4 Status diagrams ................................................................................................................. 87
5.3 3SK1 output expansions .................................................................................................... 89
5.3.1 Applications....................................................................................................................... 89
5.3.2 Function description .......................................................................................................... 89
5.3.3 Display of the operating state............................................................................................. 90
5.3.4 Function setting................................................................................................................. 90
5.3.5 Output expansion 3SK1211 ............................................................................................... 90
5.3.5.1 Device features .................................................................................................................. 90
5.3.5.2 Design of 3SK1211-.B..0 .................................................................................................... 92
5.3.5.3 Design of 3SK1211-.BB40 .................................................................................................. 93
5.3.5.4 Terminal assignment.......................................................................................................... 93
5.3.6 Output expansion 3SK1213 ............................................................................................... 94
5.3.6.1 Device features .................................................................................................................. 94
5.3.6.2 Design of 3SK1213-.AB40 .................................................................................................. 95
5.3.6.3 Design of 3SK1213-.A.20 ................................................................................................... 96
5.3.6.4 Terminal assignment.......................................................................................................... 96
5.3.7 3RM1 Failsafe motor starters.............................................................................................. 97
5.4 3RQ1 output expansion ..................................................................................................... 98
5.4.1 Applications....................................................................................................................... 98
5.4.2 Function description .......................................................................................................... 99
5.4.3 Display of the operating state............................................................................................. 99
5.4.4 Device features .................................................................................................................. 99
5.4.5 3RQ11.00-.E.00, 3RQ1000-.G.00 con󹪝guration ................................................................ 101
5.4.6 3RQ1000-xHB00, 3RQ1000-xLB00 con󹪝guration .............................................................. 102
5.4.7 Terminal assignment........................................................................................................ 102
5.5 3SK1 input expansions..................................................................................................... 104
5.5.1 Input expansion 3SK1220 ................................................................................................ 104
5.5.1.1 Device features ................................................................................................................ 104
5.5.1.2 Applications..................................................................................................................... 104
5.5.1.3 Design............................................................................................................................. 105
5.5.1.4 Terminal assignment........................................................................................................ 105
5.5.1.5 Display of the operating state........................................................................................... 106
5.5.1.6 Function setting............................................................................................................... 106
5.5.2 Power supply 3SK1230 .................................................................................................... 107
5.5.2.1 Device features ................................................................................................................ 107
5.5.2.2 Applications..................................................................................................................... 108
5.5.2.3 Design............................................................................................................................. 109
5.5.2.4 Terminal assignment........................................................................................................ 109
Table of contents
SIRIUS 3SK1 Safety Relays and 3RQ1 Positively-Driven Coupling Relays
Equipment Manual, 05/2021, A5E02526190021A/RS-AE/005 5