Mechanical Installation; How To Get Started; Pre-Installation; Planning The Installation Site - Danfoss VLT FC 100 Operating Instructions Manual

VLT HVAC Drive High Power Operating In-
structions

3 Mechanical Installation

3.1 How to Get Started

This chapter covers mechanical and electrical installations to and from
power terminals and control card terminals.
options is described in the relevant Operating
Electrical installation of
Instructions and Design Guide.
Read the safety instructions before installing the unit.
Failure to follow recommendations could result in death or serious injury.
Mechanical Installation
• Mechanical mounting
Electrical Installation
• Connection to Mains and Protecting Earth
• Motor connection and cables
• Fuses and circuit breakers
• Control terminals - cables
Quick Setup
• Local Control Panel, LCP
• Automatic Motor Adaptation, AMA
• Programming
Frame size is depending on enclosure type, power range and mains
voltage

3.2 Pre-installation

3.2.1 Planning the Installation Site

NB!
Before performing the installation it is important to
plan the installation of the frequency converter. Ne-
glecting this may result in extra work during and af-
ter installation.
Select the best possible operation site by considering the fol-
lowing (see details on the following pages, and the respective
Design Guides):
• Ambient operating temperature
• Installation method
The frequency converter is designed to achieve a quick and EMC-cor-
rect installation by following the steps described below.
Illustration 3.1: Diagram showing basic installation includ-
ing mains, motor, start/stop key, and potentiometer for
speed adjustment.
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•
•
•
•
•
MG.11.F3.02 - VLT ® is a registered Danfoss trademark
3 Mechanical Installation
L1
L2
L3
PE
F1
12
91 92 93 95 88 89
DC- DC+
27
L1 L2 L3 PE
37
18
50
53
U V W PE
55
R- R+
96 97 98 99 81 82
M
3
How to cool the unit
Position of the frequency converter
Cable routing
Ensure the power source supplies the correct voltage and nec-
essary current
Ensure that the motor current rating is within the maximum
current from the frequency converter
If the frequency converter is without built-in fuses, ensure
that the external fuses are rated correctly.
3
1
13