3.1.2. Frequency Converter Identification
Below is an example of an identification label. This label is situated on the frequency converter and shows the type and options fitted to the unit. See
table 2.1 for details of how to read theType code string (T/C).
Illustration 3.1: This example shows an identification label for VLT AQUA Drive.
Please have T/C (type code) number and serial number ready before contacting Danfoss.
3.1.3. Abbreviations and Standards
Abbreviations: Terms: SI-units: I-P units:
Acceleration
m/s
2
ft/s
2
AWG American wire gauge
Auto Tune Automatic Motor Tuning
°C
Celsius
Current A Amp
I
LIM
Current limit
Energy J = N∙m ft-lb, Btu
°F
Fahrenheit
FC Frequency Converter
Frequency Hz Hz
kHz Kilohertz
LCP Local Control Panel
mA Milliampere
ms Millisecond
min Minute
MCT Motion Control Tool
M-TYPE Motor Type Dependent
Nm Newton Metres in-lbs
I
M,N
Nominal motor current
f
M,N
Nominal motor frequency
P
M,N
Nominal motor power
U
M,N
Nominal motor voltage
par. Parameter
PELV Protective Extra Low Voltage
Power W Btu/hr, hp
Pressure Pa = N/m² psi, psf, ft of water
I
INV
Rated Inverter Output Current
RPM Revolutions Per Minute
SR Size Related
Temperature C F
Time s s,hr
T
LIM
Torque limit
Voltage V V
Table 3.2: Abbreviation and Standards table .
3. Introduction
VLT
®
AQUA Drive
Operating Instructions
12
MG.20.M5.02 - VLT
®
is a registered Danfoss trademark
3