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3
3.3.3.2 Power connection of the VAU 11-22/3 .........................................................................................27
3.3.4 Brake resistance connections (VAU 4.4 & VAU(w) 7.5/3 only) ....................................................27
3.3.5 Control connections ....................................................................................................................28
3.3.6 Relays .........................................................................................................................................29
3.3.7 RS485 interface ..........................................................................................................................29
3.4
Local operation and display .....................................................................................................30
3.5
Optional accessories ................................................................................................................30
3.6
Installation of a wall-mounted frequency converter ..............................................................31
3.6.1 Suitable installation location for wall mounting ............................................................................31
3.6.2 Mechanical installation ................................................................................................................31
3.6.3 Power connection ........................................................................................................................34
3.6.4 Brake chopper .............................................................................................................................34
3.6.5 Control connections ....................................................................................................................34
4
Commissioning ...........................................................................................................35
4.1
Safety information for commissioning ...................................................................................35
4.2
General information ..................................................................................................................35
4.2.1 KombiTool ...................................................................................................................................36
4.3
Basic configuration
...................................................................................................................36
4.3.1 Pressure/vacuum mode ..............................................................................................................36
4.3.2 Operating mode ..........................................................................................................................36
4.3.2.1 Speed-controlled operation .........................................................................................................36
4.3.2.2 Sensorless control (internal control) ............................................................................................37
4.3.2.3 Process control (sensor-guided PID control) ..............................................................................37
4.3.3 Setpoint origin .............................................................................................................................37
4.3.4 Start/stop origin (release) ............................................................................................................37
4.4
Block diagram ...........................................................................................................................38
5
Parametrisation ...........................................................................................................39
5.1
Parameter description ..............................................................................................................39
5.2
Diagnostic parameters .............................................................................................................52
6
Error detection and removal ......................................................................................53
6.1
List of errors and system faults ...............................................................................................53
6.2
Table of possible error messages ...........................................................................................54
7
Disassembly and disposal .........................................................................................57
7.1
Disassembly of the frequency converter ................................................................................57
7.2
Information for correct disposal ..............................................................................................57
8
Technical data ..............................................................................................................58
8.1
General data ..............................................................................................................................58
8.2
Derating of the output power ...................................................................................................60
8.2.1 Derating due to increased ambient temperature .........................................................................60
8.2.2 Derating due to installation altitude .............................................................................................61
8.2.3 Derating due to cycle frequency ..................................................................................................61
