Definitions - Danfoss VLT AQUA Drive FC 200 Programming Manual

Introduction
1 1

1.1.4 Definitions

Adjustable frequency drive:
I
VLT,MAX
Maximum output current.
I
VLT,N
Rated output current supplied by the adjustable frequency
drive.
U
VLT, MAX
Maximum output voltage.
Input:
Control command
Start and stop the connected motor with LCP and digital
inputs.
Functions are divided into two groups.
Functions in group 1 have higher priority than functions in
group 2.
Group 1
Group 2
Table 1.5
Motor:
Motor Running
Torque generated on output shaft and speed from zero
rpm to max. speed on motor.
f
JOG
Motor frequency when the jog function is activated (via
digital terminals).
f
M
Motor frequency.
f
MAX
Maximum motor frequency.
f
MIN
Minimum motor frequency.
f
M,N
Rated motor frequency (nameplate data).
I
M
Motor current (actual).
I
M,N
Rated motor current (nameplate data).
n
M,N
Rated motor speed (nameplate data).
n
s
Synchronous motor speed
2 × par . 1 − 23 × 60 s
n s =
par . 1 − 39
1-2
Reset, Coasting stop, Reset and Coasting stop,
Quick stop, DC braking, Stop and the [OFF] key.
Start, Pulse start, Reversing, Start reversing, Jog
and Freeze output
MG20O622 - VLT
®
VLT AQUA Drive Programming Guide
P
M,N
Rated motor power (nameplate data in kW or HP).
T
M,N
Rated torque (motor).
U
M
Instantaneous motor voltage.
U
M,N
Rated motor voltage (nameplate data).
Break-away torque
Torque
Figure 1.1
η
VLT
The efficiency of the adjustable frequency drive is defined
as the ratio between the power output and the power
input.
Start-disable command
A stop command belonging to the group 1 control
commands - see this group.
Stop command
See Control commands.
References:
Analog Reference
A signal transmitted to the analog inputs 53 or 54, can be
voltage or current.
Binary Reference
A signal transmitted to the serial communication port.
®
is a registered Danfoss trademark
Pull-out
rpm