Introduction; Purpose Of The Manual; Additional Resources; Document And Software Version - Danfoss VLT Midi Drive FC 280 Operating Instructions Manual

Introduction

1 Introduction

1.1 Purpose of the Manual

These operating instructions provide information for safe
installation and commissioning of the VLT
280 frequency converter.
The operating instructions are intended for use by
qualified personnel.
To use the frequency converter safely and professionally,
read and follow the operating instructions. Pay particular
attention to the safety instructions and general warnings.
Always keep these operating instructions with the
frequency converter.
®
VLT is a registered trademark.

1.2 Additional Resources

Resources available to understand advanced frequency
converter functions and programming:
•
VLT® Midi Drive FC 280 Design Guide.
•
VLT® Midi Drive FC 280 Programming Guide.
Supplementary publications and manuals are available
from Danfoss. See vlt-drives.danfoss.com/Support/Technical-
Documentation/ for listings.

1.3 Document and Software Version

This manual is regularly reviewed and updated. All
suggestions for improvement are welcome. Table 1.1 shows
the document version and the corresponding software
version.
Edition Remarks
MG07A1 The first edition of this manual
Table 1.1 Document and Software Version

1.4 Product Overview

1.4.1 Intended Use
The frequency converter is an electronic motor controller
intended for:
•
Regulation of motor speed in response to system
feedback or to remote commands from external
controllers. A power drive system consists of the
frequency converter, the motor, and equipment
driven by the motor.
•
System and motor status surveillance.
MG07A102
Operating Instructions
The frequency converter can also be used for motor
protection.
®
Midi Drive FC
Depending on configuration, the frequency converter can
be used in standalone applications or form part of a larger
appliance or installation.
The frequency converter is allowed for use in residential,
industrial, and commercial environments in accordance
with local laws and standards.
NOTICE
In a residential environment this product can cause radio
interference, in which case supplementary mitigation
measures can be required.
Foreseeable misuse
Do not use the frequency converter in applications which
are non-compliant with specified operating conditions and
environments. Ensure compliance with the conditions
specified in chapter 9 Specifications.
1.4.2 Block Diagram of the Frequency
Illustration 1.1 is a block diagram of the internal
components of the frequency converter. See Table 1.2 for
their functions.
1
Software version
1.0
Illustration 1.1 Frequency Converter Block Diagram
Area
1
2
3
Danfoss A/S © 11/2015 All rights reserved.
Converter
2 3
4
5
8
Component
•
AC mains power supply to the
Mains input
frequency converter.
•
The rectifier bridge converts
the AC input to DC current to
Rectifier
supply inverter power.
•
Intermediate DC-bus circuit
DC bus
handles the DC current.
1
6
7
M
Functions
3
1