Table Of Contents - Siemens SIRIUS 3RW30 Manual

Table of contents

1 Introduction ............................................................................................................................................. 9
1.1 Important notes ......................................................................................................................... 9
1.2 Additional documentation ....................................................................................................... 11
1.3 Siemens Industry Online Support ........................................................................................... 13
1.4 Technical Assistance .............................................................................................................. 15
1.5 Siemens Industry Online Support app .................................................................................... 15
2 Safety information ................................................................................................................................. 17
2.1 ESD Guidelines ....................................................................................................................... 17
2.2 Reactive power compensation ................................................................................................ 19
2.3 Electromagnetic compatibility (EMC) according to IEC 60947-4-1 ........................................ 19
2.4 Security information ................................................................................................................ 20
2.5 Recycling and disposal ........................................................................................................... 21
2.6 Before commencing work: Isolating the equipment from the supply system and
ensuring that it cannot be reconnected................................................................................... 21
2.7 Five safety rules for work in or on electrical systems ............................................................. 22
3 Product description ............................................................................................................................... 23
3.1 Fields of application ................................................................................................................ 23
3.2 Functional principle of the SIRIUS 3RW30 and 3RW40 soft starters ..................................... 24
3.2.1 Method of operation of a two-phase controlled soft starter .................................................... 26
3.2.2 Starting current asymmetry ..................................................................................................... 28
3.2.3 Applications and use ............................................................................................................... 29
3.3 Comparison of device functions .............................................................................................. 30
3.4 Accessories ............................................................................................................................. 31
3.4.1 Accessories for 3RW30 soft starters ...................................................................................... 31
3.4.2 Accessories for 3RW40 soft starters ...................................................................................... 32
4 Product combinations ............................................................................................................................ 33
4.1 SIRIUS modular system.......................................................................................................... 33
5 Functions .............................................................................................................................................. 35
5.1 Start modes ............................................................................................................................. 35
5.1.1 Voltage ramp ........................................................................................................................... 35
5.1.2 Current limiting and ramp-up detection (3RW40 only) ........................................................... 38
5.2 Stop modes ............................................................................................................................. 40
5.2.1 Stop without load (3RW30 and 3RW40) ................................................................................. 40
5.2.2 Soft stop (3RW40 only) ........................................................................................................... 41
SIRIUS 3RW30 / 3RW40
Manual, 10/2018, NEB535199502000/RS-AB/005
3