
Table of contents
Operating Instructions – Power and Energy Solutions
4
4.4 Mechanical installation..................................................................................................28
4.4.1 Minimum clearance and mounting position.................................................. 28
4.4.2 Mounting grid ............................................................................................... 28
4.5 Electrical installation .....................................................................................................30
4.5.1 Discharge times of the energy storage units................................................ 31
4.5.2 General information...................................................................................... 31
4.5.3 Permitted voltage systems ........................................................................... 31
4.5.4 Use in IT systems......................................................................................... 32
4.5.5 Line fuses, fuse types .................................................................................. 33
4.5.6 Line connection ............................................................................................ 33
4.5.7 Power connections....................................................................................... 34
4.5.8 Special aspects when connecting an external storage unit ......................... 34
4.5.9 +24V supply voltage.................................................................................... 34
4.5.10 Connection of an axis system ...................................................................... 36
4.5.11 Installing touch guards and closing covers .................................................. 37
4.5.12 Output brake chopper .................................................................................. 39
4.5.13 Inputs/outputs............................................................................................... 39
4.5.14 EtherCAT®/SBusPLUS system bus.................................................................. 39
4.6 Braking resistors ...........................................................................................................41
4.6.1 Protection of braking resistor against thermal overload ............................... 41
4.7 Line contactor ...............................................................................................................42
4.8 Connecting the discharge unit ......................................................................................43
4.8.1 Connection variant 1 .................................................................................... 43
4.8.2 Connection variant 2 .................................................................................... 44
4.8.3 Connection Variant 3.................................................................................... 45
4.8.4 Accessories.................................................................................................. 45
4.9 Line filter .......................................................................................................................46
4.10 Temperature monitoring MDC90A capacitor module....................................................47
4.11 EMC-compliant installation ...........................................................................................48
4.11.1 Control cabinet ............................................................................................. 49
4.11.2 HF equipotential bonding in the system ....................................................... 49
4.11.3 Cable installation.......................................................................................... 49
4.11.4 Supply system cable connection.................................................................. 49
4.11.5 Line filter connection .................................................................................... 50
4.11.6 Braking resistor connection.......................................................................... 50
4.11.7 Control cable connection.............................................................................. 50
4.11.8 Shielding connection .................................................................................... 50
4.12 Terminal assignment.....................................................................................................51
4.12.1 Power supply module with controlled DC link voltage
MDP92A-0250-503-4-000 ............................................................................ 51
4.12.2 MDC90A-0120-50X-X-000 capacitor modules............................................. 53
4.12.3 Switched-mode power supply module with AC and DC supply
MDS90A-0540-5E3-X-000 ........................................................................... 54
4.13 Wiring diagrams............................................................................................................55
4.13.1 Wiring of MDS90A with MDC90A via MDP92A............................................ 55
4.13.2 Wiring of MDS90A and MDP92A with MDC90A with separate line connection.
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26009471/EN – 06/2019