Hydraulic Drive
System Manual, 04/2015, 6SL3097-4BA00-0BP1
11
Preface ................................................................................................................................................... 5
1 Fundamental safety instructions ............................................................................................................ 15
1.1 Fundamental safety instructions for Hydraulic Drive .............................................................. 15
1.2 Fundamental safety instructions ............................................................................................. 16
1.2.1 General safety instructions ..................................................................................................... 16
1.2.2 Safety instructions for electromagnetic fields (EMF) .............................................................. 20
1.2.3 Handling electrostatic sensitive devices (ESD) ...................................................................... 20
1.2.4 Industrial security .................................................................................................................... 21
1.2.5 Residual risks of power drive systems .................................................................................... 22
2 System overview ................................................................................................................................... 25
2.1 Structure of a hydraulic drive .................................................................................................. 25
2.1.1 Machine guidance ................................................................................................................... 26
2.1.2 Cylinder ................................................................................................................................... 26
2.1.3 Servo solenoid valve ............................................................................................................... 27
2.1.4 Valve amplifier ........................................................................................................................ 27
2.1.5 Shutoff valve ........................................................................................................................... 27
2.1.6 Position measuring system ..................................................................................................... 28
2.1.7 SINUMERIK / SINAMICS........................................................................................................ 28
2.1.8 Hydraulic power unit ............................................................................................................... 28
2.2 SINAMICS S120 HLA module components............................................................................ 29
2.3 Comparison of electric and hydraulic drive systems .............................................................. 30
2.4 System data ............................................................................................................................ 32
2.4.1 Climatic and mechanical environmental conditions in operation ............................................ 32
2.4.2 Transport and storage conditions ........................................................................................... 33
2.4.3 Environmental conditions ........................................................................................................ 33
3 Configuration ........................................................................................................................................ 35
3.1 Configuring steps .................................................................................................................... 35
3.1.1 Procedure for the electrical configuring .................................................................................. 35
3.1.2 Procedure for configuring the hydraulics ................................................................................ 36
3.2 Integration in SINUMERIK/SINAMICS S120 .......................................................................... 36
3.3 Configuring the hydraulics ...................................................................................................... 37
3.3.1 Cylinder selection .................................................................................................................... 37
3.3.2 Selection of servo solenoid valves .......................................................................................... 39
3.3.3 Selection of shutoff valves ...................................................................................................... 43
3.3.4 Natural frequency of the hydraulic drive ................................................................................. 46
3.3.5 Hydraulic power unit ............................................................................................................... 48
3.4 Interconnection ....................................................................................................................... 50
3.4.1 24 V power supply for the electronics ..................................................................................... 50
3.4.2 26.5 V power supply for the hydraulics ................................................................................... 51
3.4.3 Grounding concept/Electromagnetic compatibility (EMC) ...................................................... 52