Advanced Functions; Dc Brake - LG SV-iC5 Series Instruction Manual

10.

Advanced functions

10.1

DC brake

Stop mode via DC brake
Group LED Display
Function
F 4
group 1
F 8
F 9
F10
F11
Set F4 - [Stop mode select] to 1.
F 8 : The frequency at which the DC brake will become active.
F 9 : Inverter will wait for this time after F8 - [DC Brake start frequency] before applying F10 - [DC Brake
voltage].
F10 : It sets the level as a percent of H33 – [Motor rated current].
F11 : It sets the time that F10 - [DC Brake voltage] is applied to the motor after F 9 - [DC Brake wait time].
☞ Caution:
If excessive DC Brake voltage is set or DC Brake time is set too long, it may cause motor overheating and damage
to the motor.
Setting F10 or F11 to 0 will disable DC brake.
F 9 – [DC Brake Wait time]: When load inertia is great or F 8 – [DC Brake Start Frequency] is high,
Over current trip may occur. It can be prevented via F9.
Parameter Name
[Stop mode select]
[DC Brake start frequency]
[DC Brake wait time]
[DC Brake voltage]
[DC Brake time]
F 8
Freq.
Voltage
Current
Run
command
10-1
10. Advanced functions
Set Min/Max
value Range
1 0/2
- 0/60
- 0/60
- 0/200
- 0/60
F9 F11
F10
Factory
Unit
Defaults
0
5.0 Hz
0.1 sec
50 %
1.0 sec
SV-iC5