Main Menu - Brakes - Group - Danfoss VLT Automation VT Drive FC 322 Programming Manual

2 Parameter Description

2.3 Main Menu - Brakes - Group 2

2.4.1 2-0* DC-Brakes
2
Parameter group for configuring the DC brake and DC hold functions.
2-00 DC Hold/Preheat Current
Range:
50 %* [Application dependant]
NB!
The maximum value depends on the rated motor current.
NB!
Avoid 100 % current for too long. It may damage the motor.
2-01 DC Brake Current
Range:
50 %* [Application dependant]
NB!
The maximum value depends on the rated motor current.
NB!
Avoid 100 % current for too long. It may damage the motor.
2-02 DC Braking Time
Range:
10.0 s* [0.0 - 60.0 s]
2-03 DC Brake Cut In Speed [RPM]
Range:
Application [Application dependant]
dependent*
52
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Function:
Enter a value for holding current as a percentage of the rated motor current I
par. 1-24 Motor Current . 100% DC holding current corresponds to I
This parameter holds the motor (holding torque) or pre-heats the motor.
This parameter is active if [1] DC hold/Preheat is selected in par. 1-80
Function:
Enter a value for current as a percentage of the rated motor current I
Current . 100% DC braking current corresponds to I
DC brake current is applied on a stop command, when the speed is lower than the limit set in
par. 2-03 DC Brake Cut In Speed [RPM]
serial communication port. The braking current is active during the time period set in par. 2-02
Braking Time .
Function:
Set the duration of the DC braking current set in par. 2-01
Function:
MG.20.W1.22 - VLT is a registered Danfoss trademark
VLT Automation VT Drive FC322
.
M,N
Function at Stop
, see par. 1-24
M,N
.
M,N
; when the DC Brake Inverse function is active; or via the
DC Brake Current
, once activated.
Programming Guide
set in
M,N
.
Motor
DC