1 Introduction
1.1 Introduction
1.1.1 Approvals
1.1.2 Symbols
The following symbols are used in this manual:
WARNING
Indicates a potentially hazardous situation which could
result in death or
serious injury.
CAUTION
Indicates a potentially hazardous situation which could
result in minor or
moderate injury; or unsafe practice.
CAUTION
Indicates
a
situation
with
potential for equipment or
property-damage-only accidents.
NOTE
Indicates highlighted information useful
to avoid mistakes
or sub-optimal equipment performance.
✮
Indicates default setting of parameter.
1.2 Safety
WARNING
HIGH VOLTAGE
Frequency converters contain high voltage when
connected to AC mains input power. Installation, start-up
and maintenance to be performed by qualified personnel
only. Failure to perform installation, start-up and
maintenance by qualified personnel could result in death
or serious injury.
WARNING
UNINTENDED START
When the frequency converter
is connected to the AC
mains, start the motor using an external switch, a serial
bus command, an input reference signal, or a cleared fault
condition. Use appropriate precautions to guard against an
unintended start.
WARNING
DISCHARGE TIME
Frequency converters contain DC
link capacitors that can
remain charged even when AC mains input power is
disconnected. To avoid electrical hazards, remove AC
mains input power from the frequency converter before
doing any service or repair and wait at least 4 minutes.
WARNING
REPAIR WORK
In the event of an error, alarm or warning, refer to
7 Troubleshooting. Before commencing repair work, refer to
the FCD 302 Service Manual MG93AXYY.
NOTE
PELV
COMPLIANCE
All control terminals
and relay terminals 01-03/04-06
comply with PELV (Protective Extra Low Voltage). However,
in grounded delta configuration above 400 V, the
frequency converter is not PELV-compliant.
1.3 Purpose of the Manual
This manual is intended to provide detailed information for
the
installation
and
start
up of the frequency converter.
2 Installation provides details of mechanical and electrical
installation. 3 Start Up and Functional Testing provides
detailed procedures for startup and functional testing. The
remaining chapters provide supplementary details. These
include user interface, basic operational concepts,
programming and application examples, start up trouble-
shooting, and equipment specifications.
Optional equipment is available that can change some of
the procedures described. Be sure to see the instructions
supplied with those options for specific requirements.
Introduction
VLT
®
Decentral Drive FCD 302 Operating Instructions
MG04F302 - VLT
®
is a registered Danfoss trademark
5
1 1
Phone: 800.894.0412 - Fax: 888.723.4773 - Web: www.clrwtr.com - Email: info@clrwtr.com
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