MITSUBISHI ELECTRIC Merservo MR-J2S- B - Manual (Page 14)

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8. INSPECTION 8- 1 to 8- 2
9. TROUBLESHOOTING 9- 1 to 9- 8
9.1 Alarms and warning list ......................................................................................................................... 9- 1
9.2 Remedies for alarms................................................................................................................................ 9- 2
9.3 Remedies for warnings............................................................................................................................ 9- 8
10. OUTLINE DIMENSION DRAWINGS 10- 1 to 10-10
10.1 Servo amplifiers................................................................................................................................... 10- 1
10.2 Connectors............................................................................................................................................ 10- 8
11. CHARACTERISTICS 11- 1 to 11- 8
11.1 Overload protection characteristics................................................................................................... 11- 1
11.2 Power supply equipment capacity and generated loss .................................................................... 11- 2
11.3 Dynamic brake characteristics........................................................................................................... 11- 5
11.3.1 Dynamic brake operation............................................................................................................. 11- 5
11.3.2 The dynamic brake at the load inertia moment ........................................................................ 11- 7
11.4 Encoder cable flexing life .................................................................................................................... 11- 7
11.5 Inrush currents at power-on of main circuit and control circuit .................................................... 11- 8
12. OPTIONS AND AUXILIARY EQUIPMENT 12- 1 to 12-64
12.1 Options.................................................................................................................................................. 12- 1
12.1.1 Regenerative options .................................................................................................................... 12- 1
12.1.2 FR-BU2 brake unit......................................................................................................................12-10
12.1.3 Power regeneration converter ....................................................................................................12-17
12.1.4 External dynamic brake..............................................................................................................12-20
12.1.5 Cables and connectors.................................................................................................................12-23
12.1.6 Maintenance junction card (MR-J2CN3TM) ............................................................................12-36
12.1.7 Battery (MR-BAT, A6BAT).........................................................................................................12-37
12.1.8 MR Configurator (servo configurations software)....................................................................12-37
12.1.9 Power regeneration common converter.....................................................................................12-39
12.1.10 Heat sink outside mounting attachment (MR-JACN)...........................................................12-43
12.2 Auxiliary equipment ..........................................................................................................................12-46
12.2.1 Recommended wires....................................................................................................................12-46
12.2.2 No-fuse breakers, fuses, magnetic contactors...........................................................................12-49
12.2.3 Power factor improving reactors ................................................................................................12-49
12.2.4 Power factor improving DC reactors..........................................................................................12-50
12.2.5 Relays............................................................................................................................................12-51
12.2.6 Surge absorbers ...........................................................................................................................12-51
12.2.7 Noise reduction techniques.........................................................................................................12-52
12.2.8 Leakage current breaker.............................................................................................................12-59
12.2.9 EMC filter.....................................................................................................................................12-61
13. ABSOLUTE POSITION DETECTION SYSTEM 13- 1 to 13- 4
13.1 Features................................................................................................................................................ 13- 1