Danfoss VLT FC 103, Design Manual

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2.7.8 Low Current Warning 31
2.7.9 No Load/Broken Belt Warning 31
2.7.10 Lost Serial Interface 32
2.8 User Interfaces and Programming
32
2.8.1 Local Control Panel 32
2.8.2 PC Software 33
2.8.2.1 MCT 10 Set-up Software 33
2.8.2.2 VLT
®
Harmonics Calculation Software MCT 31 33
2.8.2.3 Harmonic Calculation Software (HCS) 33
2.9 Maintenance
34
2.9.1 Storage 34
3 System Integration
35
3.1 Ambient Operating Conditions 35
3.1.1 Humidity 35
3.1.2 Temperature 36
3.1.3 Cooling 36
3.1.4 Motor-generated Overvoltage 37
3.1.5 Acoustic Noise 37
3.1.6 Vibration and Shock 37
3.1.7 Aggressive Atmospheres 37
3.1.8 IP Rating Definitions 38
3.1.9 Radio Frequency Interference 39
3.1.10 PELV and Galvanic Isolation Compliance 39
3.2 EMC, Harmonics, and Ground Leakage Protection
40
3.2.1 General Aspects of EMC Emissions 40
3.2.2 EMC Test Results (Emission) 42
3.2.3 Emission Requirements 43
3.2.4 Immunity Requirements 43
3.2.5 Motor Insulation 44
3.2.6 Motor Bearing Currents 44
3.2.7 Harmonics 45
3.2.8 Ground Leakage Current 47
3.3 Energy Efficiency 49
3.3.1 IE and IES Classes 50
3.3.2 Power Loss Data and Efficiency Data 50
3.3.3 Losses and Efficiency of a Motor 51
3.3.4 Losses and Efficiency of a Power Drive System 51
3.4 Mains Integration
51
3.4.1 Mains Configurations and EMC Effects 51
Contents Design Guide
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