Danfoss AHF 010, Design Manual

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Contents
1 Introduction
4
1.1 Purpose of the Design Guide 4
1.2 Document Version 4
1.3 Intended Use 4
1.4 Abbreviations, Symbols, and Conventions 4
1.4.1 Abbreviations 4
1.4.2 Conventions 5
1.5 Approvals and Certifications
5
1.5.1 CE Conformity and Labeling 5
1.5.2 CE Mark 5
1.5.2.1 Low Voltage Directive 5
1.5.2.2 EMC Directive 6
1.5.2.3 Machinery Directive 6
1.5.2.4 ErP Directive 6
1.5.3 UL Compliance 6
1.6 Safety
6
1.6.1 General Safety Principles 6
1.6.2 Qualified Personnel 6
2 Introduction to Harmonics and Mitigation
9
2.1 Harmonics and Mitigation
9
2.1.1 Linear Loads 9
2.1.2 Non-linear Loads 9
2.1.3 The Effect of Harmonics in a Power Distribution System 11
2.2 Harmonic Mitigation Standards and Requirements 12
2.2.1 Application-specific Requirements 12
2.2.2 Harmonic Mitigation Standards 12
2.3 Harmonic Mitigation 14
3 Basic Operating Principle of the AHF
15
3.1 Operating Principle 15
3.1.1 Power Factor 16
3.1.2 Capacitive Currents 17
3.2 Energy Efficiency 17
4 Requirements for Installation
18
4.1 Mechanical Mounting 18
4.1.1 Safety Requirements of Mechanical Installation 18
4.1.2 Mounting Requirements 20
4.1.3 Recommendations for Installation in Industrial Enclosures 20
Contents Design Guide
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