Contents
1 Introduction
1-1
Purpose
1-1
VLT FC Product Overview
1-1
For Your Safety
1-2
Electrostatic Discharge (ESD)
1-2
Frame Size Definitions
1-2
Tools Required
1-4
General Torque Tightening Values
1-4
Exploded Views
1-5
Ratings Tables
1-8
2 Operator Interface and Adjustable Frequency Drive
Control
2-1
Introduction
2-1
User Interface
2-1
Numeric Local Control Panel (NLCP)
2-6
Tips and Tricks
2-7
Status Messages
2-7
Service Functions
2-13
Frequency Converter Inputs and Outputs
2-14
Input Signals
2-15
Output Signals
2-15
Control Terminals
2-16
Control Terminal Functions
2-17
Grounding Shielded Cables
2-19
3 Internal Adjustable Frequency Drive Operation
3-1
General
3-1
Description of Operation
3-1
Logic Section
3-2
Logic to Power Interface
3-3
Power Section
3-4
Sequence of Operation
3-5
Rectifier Section
3-5
Intermediate Section
3-7
Inverter Section
3-9
Brake Option
3-11
High Power Service Manual for VLT
®
FC Series
Adjustable Frequency Drives
Contents
MG.90.L1.22 - VLT
®
is a registered Danfoss trademark
Содержание VLT HVAC FC 100
Страница 219: ......
Страница 220: ...Rev 2008 09 01 www danfoss com drives 130R0438 MG90L122 MG90L122 High Power Service Manual MG90L122...