Appendix; Abbreviations And Symbols - Danfoss VLT AutomationDrive FC 302 Design Manual

Appendix

14 Appendix

14.1 Abbreviations and Symbols

60° AVM 60° asynchronous vector modulation
A Ampere/AMP
AC Alternating current
AD Air discharge
AEO Automatic energy optimization
AI Analog input
AIC Ampere interrupting current
AMA Automatic motor adaptation
AWG American wire gauge
°C
Degrees Celsius
CB Circuit breaker
CD Constant discharge
CDM Complete drive module: The drive, feeding
section, and auxiliaries
CE European conformity (European safety standards)
CM Common mode
CT Constant torque
DC Direct current
DI Digital input
DM Differential mode
D-TYPE Drive dependent
EMC Electromagnetic compatibility
EMF Electromotive force
ETR Electronic thermal relay
°F
Degrees Fahrenheit
f Motor frequency when jog function is activated
JOG
f Motor frequency
M
f Maximum output frequency that the drive applies
MAX
on its output
f Minimum motor frequency from the drive
MIN
f Nominal motor frequency
M,N
FC Frequency converter (drive)
FSP Fixed-speed pump
® ®
HIPERFACE HIPERFACE is a registered trademark by
Stegmann
HO High overload
Hp Horse power
HTL HTL encoder (10–30 V) pulses - High-voltage
transistor logic
Hz Hertz
I Rated inverter output current
INV
I Current limit
LIM
I Nominal motor current
M,N
I Maximum output current
VLT,MAX
I Rated output current supplied by the drive
VLT,N
kHz Kilohertz
LCP Local control panel
Lsb Least significant bit
MG38C202
Design Guide
m
mA
MCM
MCT
mH
mm
ms
Msb
η
VLT
nF
NLCP
Nm
NO
n
s
On/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
SCCR
SFAVM
STW
SMPS
THD
T
LIM
TTL
U
M,N
UL
V
Danfoss A/S © 01/2018 All rights reserved.
Meter
Milliampere
Mille circular mil
Motion control tool
Inductance in milli Henry
Millimeter
Millisecond
Most significant bit
Efficiency of the drive 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: CDM and a motor
Protective extra low voltage
Drive nominal output power as high overload
Nominal motor power
Permanent magnet motor
Proportional integrated differential regulator that
maintains the speed, pressure, temperature, etc
Nominal resistor value that ensures a brake power
on the motor shaft of 150/160% for 1 minute
Residual current device
Regenerative terminals
Minimum allowed brake resistor value by the
drive
Root average square
Revolutions per minute
Recommended brake resistor resistance of
Danfoss brake resistors
Second
Short-circuit current rating
Stator flux-oriented asynchronous vector
modulation
Status word
Switch mode power supply
Total harmonic distortion
Torque limit
TTL encoder (5 V) pulses - transistor logic
Nominal motor voltage
Underwriters Laboratories (US organization for the
safety certification)
Volts
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