Siemens SIRIUS Manual page 6

Table of contents
7.2 Mounting and disassembling load feeders ............................................................................ 47
7.2.1 Overview ................................................................................................................................ 47
7.2.2 Load feeder with screw-type connection system ................................................................... 48
7.2.3 Load feeder with spring-loaded connection system ............................................................... 51
7.2.4 Load feeder with hybrid connection ....................................................................................... 61
7.3 Assembly and disassembly with different mounting systems ................................................ 66
7.3.1 On DIN rails without DIN rail adapter ..................................................................................... 67
7.3.2 On DIN rail with DIN rail adapter ............................................................................................ 69
7.3.2.1 Mounting direct-on-line starters and reversing starters on DIN rail adapters (sizes S00
and S0) ................................................................................................................................... 74
7.3.2.2 Mounting direct-on-line starters and reversing starters on DIN rail adapters (size S2) ......... 77
7.3.2.3 Mounting direct-on-line starters and reversing starters on DIN rail adapters (size S3) ......... 83
7.3.3 On busbar system .................................................................................................................. 90
7.3.4 Mounting on base plate ........................................................................................................ 113
7.3.4.1 Mounting on base plate without DIN rail adapter ................................................................. 113
7.3.4.2 Mounting on base plate with DIN rail adapter ...................................................................... 116
8 Connection .......................................................................................................................................... 121
9 Operation ............................................................................................................................................. 123
10 Accessories ......................................................................................................................................... 125
10.1 Overview .............................................................................................................................. 125
10.2 Accessories for constructing contactor assemblies for reversing and star-delta (wye-
delta) start ............................................................................................................................ 126
10.3 Link modules ........................................................................................................................ 126
10.4 Accessories for DIN rail mounting........................................................................................ 129
10.5 Accessories for busbar mounting......................................................................................... 131
11 Technical data ..................................................................................................................................... 133
11.1 Technical data in Siemens Industry Online Support ............................................................ 133
11.2 Overview tables.................................................................................................................... 133
12 Circuit diagrams ................................................................................................................................... 135
12.1 CAx data .............................................................................................................................. 135
A Types of coordination ........................................................................................................................... 137
B References .......................................................................................................................................... 139
B.1 References ........................................................................................................................... 139
B.2 Manuals - SIRIUS Modular System ..................................................................................... 140
B.3 More information .................................................................................................................. 142
C Dimension drawings (dimensions in mm) ............................................................................................. 143
C.1 CAx data .............................................................................................................................. 143
C.2 3RA2 fuseless load feeders – Size S00 to S3 for DIN rail ................................................... 144
C.3 3RA2 fuseless load feeders – Size S00 to S2 for 60 mm busbar systems.......................... 158
Index ................................................................................................................................................... 167
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SIRIUS - SIRIUS 3RA load feeders
Manual, 09/2016, A5E03656507520A/RS-AB/003