Danfoss VLT AutomationDrive FC 300 Design Manual

FC 300 Design Guide
Contents
How to Read this Design Guide
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How to Read this Design Guide .................................................................. 5
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Approvals ............................................................................................... 7
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Symbols ................................................................................................. 7
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Abbreviations .......................................................................................... 8
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Definitions ............................................................................................. 8
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Power Factor ......................................................................................... 12
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Introduction to FC 300
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Software Version ................................................................................... 13
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CE Conformity and Labeling .................................................................... 13
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What Is Covered .................................................................................... 14
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Danfoss VLT Adjustable Frequency Drive and CE Labeling ............................ 14
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Compliance with EMC Directive 89/336/EEC ............................................... 15
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Mechanical Build-Up ............................................................................... 16
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Air Humidity .......................................................................................... 17
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Aggressive Environments ........................................................................ 17
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Vibration and Shock ............................................................................... 18
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Control Principle .................................................................................... 18
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FC 300 Controls ..................................................................................... 19
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Control Structure in VVC
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Control Structure in Flux Sensorless ......................................................... 21
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Control Structure in Flux with Motor Feedback ........................................... 22
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Local (Hand on) and Remote (Auto on) Control .......................................... 23
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Reference Handling ................................................................................ 25
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Scaling of References and Feedback ......................................................... 26
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Analog Reference with Dead Band ............................................................ 27
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DigiPot Reference .................................................................................. 31
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Automatic Motor Adaptation (AMA) ........................................................... 31
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Control of Mechanical Brake .................................................................... 32
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Control of Mechanical Brake .................................................................... 32
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Speed PID Control
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The following parameters are relevant for the Speed Control ........................ 33
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Process PID Control ............................................................................... 37
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Ziegler Nichols Tuning Method ................................................................. 41
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Internal Current Regulator ...................................................................... 42
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Programming of Torque Limit and Stop
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Parameter Download .............................................................................. 43
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General Aspects of EMC Emissions ............................................................ 43
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EMC Test Results (Emission, Immunity) .................................................... 45
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Required Compliance Levels .................................................................... 46
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EMC Immunity ...................................................................................... 46
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Selection of Brake Resistor ...................................................................... 48
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Control with Brake Function ..................................................................... 49
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Smart Logic Controller ............................................................................ 50
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Galvanic Isolation (PELV) ........................................................................ 51
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Ground Leakage Current ......................................................................... 52
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Extreme Running Conditions .................................................................... 52
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MG.33.B3.22 - VLT is a registered Danfoss trademark
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