Danfoss VLT CDS 803, Manual

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3.3.1
3.3.1.1
3.3.1.2
3.3.2
3.3.2.1
3.3.2.2
3.3.2.3
3.3.2.4
3.3.2.5
3.3.3
3.3.3.1
3.3.3.2
3.3.3.3
3.3.4
3.3.4.1
3.3.4.2
3.4
3.4.1
3.4.2
3.4.3
3.4.4
3.4.5
3.4.6
4
4.1
4.1.1
4.1.2
4.2
4.3
4.4
4.4.1
4.4.2
4.4.3
4.4.4
4.4.5
4.4.6
4.4.7
Mains Input Protection 19
Mains Supply Failure, Momentary Dropouts, and Surges 19
Missing Mains Phase Detection 20
Output Protection 20
Short-circuit Protection (Phase-to-phase) 20
Ground Fault Protection (Output Phase-to-Ground) 20
Locked Rotor Detection 20
Output Phase Loss Detection 20
Overload Protection 20
Temperature Protection 21
Minimum and Maximum Temperature Protection 21
Automatic Temperature Derating 21
Temperature-controlled Fans 21
Internal Protection 21
DC Overvoltage Protection 21
Internal Faults 21
Ecodesign for Power Drive Systems 21
Losses in Mains Cabling 23
Input Filters: Line Reactors and Harmonic Filters 23
Drive, Input Side 24
DC Link 24
Drive, Output Side 25
Motor Cables and Motor 26
Specifications 27
Electrical Data 27
Electrical Data 3x200–240 V AC 27
Electrical Data 3x380–480 V AC 27
Mains Supply (L1, L2, L3) 28
Compressor Output (U, V, W) 28
Control Input/Output 29
10 V DC Output 29
24 V DC Output 29
Analog Inputs 29
Analog Outputs 29
Digital Inputs 29
Digital Outputs 30
Relay Outputs, Enclosure Sizes H3–H5 30
AJ330233902305en-000201/130R0596 4 | Danfoss A/S © 2021.05
Contents
VLT® Compressor Drive CDS 803
Design Guide