Danfoss VLT HVAC, Руководство по эксплуатации

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Contents
1 Introduction
4
1.1 Purpose of the Manual
6
1.2 Additional Resources
6
1.3 Product Overview
6
1.4 Internal Frequency Converter Controller Functions
6
1.5 Frame Sizes and Power Ratings
8
2 Installation
9
2.1 Installation Site Check List
9
2.2 Frequency Converter and Motor Pre-installation Check List
9
2.3 Mechanical Installation
9
2.3.1 Cooling 9
2.3.2 Lifting 10
2.3.3 Mounting 10
2.3.4 Tightening Torques 10
2.4 Electrical Installation 11
2.4.1 Requirements 13
2.4.2 Earth (Grounding) Requirements 14
2.4.2.1 Leakage Current (>3.5 mA) 14
2.4.2.2 Grounding Using Shielded Cable 14
2.4.3 Motor Connection 15
2.4.4 AC Mains Connection 16
2.4.5 Control Wiring 16
2.4.5.1 Access 16
2.4.5.2 Control Terminal Types 17
2.4.5.3 Wiring to Control Terminals 18
2.4.5.4 Using Screened Control Cables 19
2.4.5.5 Control Terminal Functions 19
2.4.5.6 Jumper Terminals 12 and 27 19
2.4.5.7 Terminal 53 and 54 Switches 20
2.4.5.8 Terminal 37 20
2.4.5.9 Mechanical Brake Control 23
2.4.6 Serial Communication 23
3 Start Up and Functional Testing
24
3.1 Pre-start
24
3.1.1 Safety Inspection 24
3.2 Applying Power to the Frequency Converter
26
3.3 Basic Operational Programming 26
3.4 PM Motor Setup 27
Contents
VLT
®
HVAC Drive Operating Instructions
MG11AH02 - VLT
®
is a registered Danfoss trademark 1