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Operating Instructions ACU

12/16

Motor connection ACU 401 (37.0 to 65.0 kW)

Star connection

V WU

Delta connection

V WU

wire cross section up to 70 mm

37.0 kW … 65.0 kW

threaded bolt M8x25

V WU

Rb2Rb1

8 Nm

70.8 lb-in

Connection of brake resistor with temperature switch

Wire cross section up to 70 mm

37.0 kW … 65.0 kW

threaded bolt M8x25

8 Nm

70.8 lb-in

Rb1 Rb2

V WU

Rb2Rb1

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

designed without connecting terminals for the braking resistor.

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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