7 Application Set-Up Examples
7.1 Introduction
NOTE
A jumper wire may be required between terminal 12 (or
13) and terminal 37 for the frequency converter to operate
when using factory default programming values.
The examples in this section are intended as a quick
reference for common applications.
•
Parameter settings are the regional default values
unless otherwise indicated (selected in
0-03 Regional Settings
)
•
Parameters associated with the terminals and
their settings are shown next to the drawings
•
Where switch settings for analog terminals A53 or
A54 are required, these are also shown
7.2 Set-up Examples
7.2.1 Compressor
The wizard guides the user through the set up of a refrig-
eration compressor by asking him to input data about the
compressor and the refrigeration system on which the
frequency converter will be running. All terminology and
units used within the wizard are common refrigeration
type and set up is thus completed in 10-15 easy steps
using just two keys of the LCP.
Supply
Reference
Night setback
PT 1000 inputs
(optional)
Alarms
Feedback
4-20 mA
0-10 V
-1/12 Bar
Refrigerant Rxxx
P
P
130BA759.11
Illustration 7.1 Standard Drawing of “Compressor with Internal Control”
Wizard input:
•
Bypass valve
•
Recycling time (start to start)
•
Min. Hz
•
Max. Hz
•
Setpoint
•
Cut in/cut out
•
400/230 V AC
•
Amps
•
RPM
7.2.2 Single or Multiple Fans or Pumps
The wizard guides through the process of setting up of a
refrigeration condenser fan or pump. Enter data about the
condenser or pump and the refrigeration system on which
the frequency converter will be running. All terminology
and units used within the wizard are common refrigeration
type and set -up is thus completed in 10-15 easy steps
using just two keys on the LCP.
Application Set-Up Examples
VLT® Refrigeration Drive 110-250 kW Operating Instructions
44
MG16F102 - VLT® is a registered Danfoss trademark
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