Start/Stop - ABB ACS355 series User Manual

226 Actual signals and parameters
All parameters
No. Name/Value
2020 BRAKE
CHOPPER
INBUILT
EXTERNAL
2021 MAX SPEED
SEL
PAR 2002
EXT REF 1

21 START/STOP

2101 START
FUNCTION
AUTO
Description
Selects the brake chopper control.
When using the drive in a Common DC bus system, the
parameter must be set to EXTERNAL. When in Common
DC, the drive cannot feed or receive more power than P
Internal brake chopper control.
Note: Ensure the brake resistor(s) is installed and the
overvoltage control is switched off by setting parameter
2005 OVERVOLT CTRL
2005 OVERVOLT CTRL
External brake chopper control.
Note: The drive is compatible only with ABB ACS-BRK-X
brake units.
Note: Ensure the brake unit is installed and the overvoltage
control is switched off by setting parameter
OVERVOLT CTRL to selection DISABLE.
Maximum speed source for torque control
Value of parameter 2002 MAXIMUM SPEED
Value of signal 0111 EXTERNAL REF 1
Start and stop modes of the motor
Selects the motor starting method.
The drive starts the motor instantly from zero frequency if
parameter 9904 MOTOR CTRL MODE
FREQ. If flying start is required use selection
If parameter 9904 MOTOR CTRL MODE
SPEED or VECTOR:
motor with DC current before the start. The pre-magnetizing
time is defined by parameter
selection DC MAGN.
For permanent magnet synchronous motors, flying start is
used if the motor is rotating.
to selection DISABLE. See also
selection EN WITH
setting is
value is
TORQ, the drive pre-magnetizes the
2103 DC MAGN
Def/FbEq
INBUILT
.
N
0
BRCH.
1
2005
PAR 2002
0
1
AUTO
1
SCALAR:
SCAN START.
VECTOR:
TIME. See