Abbreviations, Symbols And Conventions - Danfoss VLT Refrigeration Drive FC 103 Design Manual

Introduction
1 1
1.4 Abbreviations, Symbols and
Conventions
60° AVM
A
AC
AD
AEO
AI
AMA
AWG
°C
CD
CDM
CM
CT
DC
DI
DM
D-TYPE
EMC
EMF
ETR
f
JOG
f
M
f
MAX
f
MIN
f
M,N
FC
g
®
Hiperface
HO
hp
HTL
Hz
I
INV
I
LIM
I
M,N
I
VLT,MAX
I
VLT,N
kHz
LCP
lsb
m
mA
MCM
MCT
mH
mm
8
60° asynchronous vector modulation
Ampere/AMP
Alternating current
Air discharge
Automatic energy optimisation
Analog input
Automatic motor adaptation
American wire gauge
Degrees celsius
Constant discharge
Complete drive module: the frequency converter,
feeding section and auxiliaries
Common mode
Constant torque
Direct current
Digital input
Differential mode
Drive dependent
Electromagnetic compatibility
Electromotive force
Electronic thermal relay
Motor frequency when jog function is activated.
Motor frequency
Maximum output frequency, the frequency
converter applies on its output.
Minimum motor frequency from the frequency
converter
Nominal motor frequency
Frequency converter
Gramme
®
Hiperface is a registered trademark by Stegmann
High overload
Horse power
HTL encoder (10–30 V) pulses - High-voltage
transistor logic
Hertz
Rated inverter output current
Current limit
Nominal motor current
Maximum output current
Rated output current supplied by the frequency
converter
Kilohertz
Local control panel
Least significant bit
Meter
Milliampere
Mille circular mil
Motion control tool
Inductance in milli Henry
Millimeter
Danfoss A/S © 08/2015 All rights reserved.
®
VLT Refrigeration Drive FC 103
ms
msb
η
VLT
nF
NLCP
Nm
NO
n
s
Online/
Offline
Parameters
P
br,cont.
PCB
PCD
PDS
PELV
P
m
P
M,N
PM motor
Process PID
R
br,nom
RCD
Regen
R
min
RMS
RPM
R
rec
s
SFAVM
STW
SMPS
THD
T
LIM
TTL
U
M,N
V
VT
+
VVC
Table 1.1 Abbreviations
Millisecond
Most significant bit
Efficiency of the frequency converter defined as
ratio between power output and power input.
Capacitance in nano Farad
Numerical local control panel
Newton meter
Normal overload
Synchronous motor speed
Changes to online parameters are activated
immediately after the data value is changed.
Rated power of the brake resistor (average power
during continuous braking).
Printed circuit board
Process data
Power drive system: a CDM and a motor
Protective extra low voltage
Frequency converter nominal output power as
high overload (HO).
Nominal motor power
Permanent magnet motor
PID (Proportional Integrated Differential) regulator
that maintains the speed, pressure, temperature,
and so on.
Nominal resistor value that ensures a brake power
on the motor shaft of 150/160% for 1 minute
Residual current device
Regenerative terminals
Minimum permissible brake resistor value by
frequency converter
Root mean square
Revolutions per minute
Recommended brake resistor resistance of
Danfoss brake resistors
Second
Stator flux-oriented asynchronous vector
modulation
Status word
Switch mode power supply
Total harmonic distortion
Torque limit
TTL encoder (5 V) pulses - transistor transistor
logic
Nominal motor voltage
Volts
Variable torque
Voltage vector control plus
MG16G202