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Operating Instructions ACU

12/16

Motor connection ACU 401 (75.0 to 132 kW)

Threaded bolt M8x20

Connection of brake resistor with temperature switch

Threaded bolt M8x20

Optionally, devices of this size are available without brake chopper. These devices are

designed without connecting terminals for the braking resistor.

10 Nm

88.5 lb-in

V W

Rb2

ZK+

ZK-

Star connection

V WU

Delta connection

V WU

V W

10 Nm

88.5 lb-in

V W

Rb2

ZK+

ZK-

ZK+ Rb2

Rb2

ZK+

Default Chapter3
- Table of Contents3
1 General Information about the Documentation11
- Instruction Manuals11
- This Document12
- Warranty and Liability13
- Obligation13
- Copyright14
- Storage14
2 General Safety Instructions and Information on Use15
- Terminology15
- Designated Use15
- Misuse16
  - Explosion Protection16
- Residual Risks16
- Safety and Warning Signs on Frequency Inverter16
- Warning Information and Symbols Used in the Operating Instructions17
- Directives and Guidelines to be Adhered to by the Operator19
- Operator's General Plant Documentation19
- Operator's/Operating Staff's Responsibilities19
- Organizational Measures20
- Safety Instructions on Function "Safe Torque Off" (STO)23
3 Storage and Transport24
- Storage24
- Special Safety Instructions on Transport of Heavy Frequency Inverters24
- Dimensions/Weight25
- Transfer to Place of Installation25
- Unpacking the Device25
- Bringing the Device into Installation Position25
  - Sizes 1 through 625
  - Sizes 7 and 825
4 Scope of Supply27
- Sizes 1 and 2: ACU 201 (up to 3.0 Kw) and 401 (up to 4.0 Kw)27
- Sizes 3 and 4: ACU 201 (4.0 to 9.2 Kw) and 401 (5.5 to 15.0 Kw)28
- Size 5 ACU 401 (18.5 to 30.0 Kw)29
- Size 6 ACU 401 (37.0 to 65.0 Kw)30
- Size 7 ACU 401 (75.0 to 132.0 Kw)31
5 Technical Data32
- General Technical Data32
- Technical Data - Control Electronic Equipment33
- ACU 201 Size 1 (0.25 to 1.1 Kw, 230 V)35
- ACU 201 Size 2 (1.5 to 3.0 Kw, 230 V)36
- ACU 201 Sizes 3 and 4 (4.0 to 9.2 Kw, 230 V)37
- ACU 401 Size 1 (0.25 to 1.5 Kw, 400 V)38
- ACU 401 Size 2 (1.85 to 4.0 Kw, 400 V)39
- ACU 401 Sizes 3 and 4 (5.5 to 15.0 Kw, 400 V)40
- ACU 401 Size 5 (18.5 to 30.0 Kw, 400 V)41
- ACU 401 Size 6 (37.0 to 65.0 Kw, 400 V)42
- ACU 401 Size 7 (75.0 to 132.0 Kw, 400 V)43
- Operation Diagrams44
6 Mechanical Installation46
- Air Circulation46
- Sizes 1 and 2: ACU 201 (up to 3.0 Kw) and 401 (up to 4.0 KW)46
- Sizes 3 and 4: ACU 201 (4.0 to 9.2 Kw) and 401 (5.5 to 15.0 Kw)48
- Size 5: ACU 401 (18.5 to 30.0 Kw)49
- Size 6: ACU 401 (37.0 to 65.0 Kw) (Air-Cooled)50
- Size 7: ACU 401 (75.0 to 132.0 Kw)51
7 Electrical Installation52
- EMC Information54
- Block Diagram56
- Optional Components57
- Connection of Unit58
- Connection by Size63
- Control Terminals73
  - External DC 24 V Power Supply75
  - Relay Output75
- X13 Connection in ACU 501 and ACU 60176
  - Motor Thermo-Contact76
  - Control Terminals - Wiring Diagrams of Configurations76
- Configurations Overview77
- Notes on Installation as Per Ul508C86
8 Control Unit KP50087
- Menu Structure88
- Main Menu88
- Actual Value Menu (VAL)89
- Parameter Menu (PARA)90
- Copy Menu (CPY)91
- Reading Data from Control Unit94
- Control Menu (CTRL)96
- Controlling the Motor Via the Control Unit97
9 Commissioning of Frequency Inverter99
- Turn Mains Voltage on99
- Setup Using the Control Unit99
- Check Direction of Rotation110
- Speed Sensor111
  - Speed Sensor 1111
  - Speed Sensor 2112
- Set-Up Via the Communication Interface112
10 Inverter Data115
- Serial Number115
- Optional Modules115
- Inverter Software Version115
- Set Password115
- Control Level115
- User Name115
- Configuration116
- Language120
- Programming120
11 Machine Data121
- Rated Motor Parameters121
- Further Motor Parameters122
- Internal Values125
- Speed Sensor 1126
- Sensor Evaluation130
12 System Data131
- Actual Value System131
- Volume Flow and Pressure131
13 Operating Behavior132
- Starting Behavior132
  - Starting Behavior of Sensorless Control System132
  - Flux Formation134
- Stopping Behavior136
  - Switch-Off Threshold138
  - Holding Time138
- Direct Current Brake138
- Auto Start139
- Search Run140
- Positioning142
  - Reference Positioning142
  - Axle Positioning145
14 Error Behavior and Warning Behavior148
- Overload Ixt148
- Temperature148
- Controller Status149
- IDC Compensation Limit149
- Frequency Switch-Off Limit150
- Motor Temperature150
- Phase Failure151
  - Settings for Sizes 1 to 7151
- Automatic Acknowledgment of Errors/Faults151
15 Reference Values152
- Frequency Limits152
- Slip Frequency152
- Percentage Value Limits152
- Frequency Reference Channel152
  - Block Diagram154
- Reference Percentage Channel156
  - Block Diagram157
- Fixed Reference Values159
- Frequency Ramps160
- Percentage Value Ramps162
- Blocking Frequencies163
- Motor Potentiometer164
- PWM-/Repetition Frequency Input166
16 Control Inputs and Outputs168
- Multifunction Input MFI1168
  - Analog Input MFI1A168
- Multifunction Output MFO1173
  - Analog Output MFO1A173
    - Output Characteristic174
  - Frequency Output MFO1F174
    - Scaling175
- Digital Outputs175
- Digital Inputs187
- Function Modules195
17 F Characteristic202
- Dynamic Voltage Pre-Control203
18 Control Functions204
- Intelligent Current Limits204
- Voltage Controller206
- Technology Controller212
- Functions of Sensorless Control221
  - Slip Compensation221
  - Current Limit Value Controller222
- Functions of Field-Oriented Control223
19 Special Functions234
- Pulse Width Modulation234
- Fan235
- Bus Controller235
- Brake Chopper and Brake Resistance236
  - Dimensioning of Brake Resistor237
- Motor Circuit Breaker238
  - Motor Protection by I 2 T Monitoring242
- V-Belt Monitoring244
- Functions of Field-Oriented Control245
- Traverse Function247
- Profibus/Internal Notation Converter249
20 Actual Values251
- Actual Values of Frequency Inverter251
  - STO Status253
- Actual Values of Machine253
- Actual Value Memory254
- Actual Values of the System255
  - Actual Value System255
  - Volumetric Flow and Pressure256
21 Error Protocol257
- List of Errors257
  - Error Messages257
- Error Environment261
22 Operational and Error Diagnosis263
- Status Display263
- Status of Digital Signals263
- Controller Status264
- Warning Status and Warning Status Application265
23 List of Parameters267
- Actual Value Menu (VAL)267
- Parameter Menu (PARA)270
Index280
Functions of Control Terminals (Table)282

Brand	BONFIGLIOLI
Model	active cube 201
Category	DC Drives
Language	English

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