Parameters
M-Max Series Adjustable Frequency Drive    MN04020003E—October 2013    www.eaton.com 113
Braking, continued
PNU ID
Access
RUN Value/Range Description
Factory Setting
(P1.3)
P12.3 515 X — DC braking, start frequency 1.50
0.00–10.00 Hz The output frequency (f
Out
) set here automatically activates the 
DC braking after a stop command (FWD/REV switched off)
Requirement: P6.8 = 1 (Stop function ramp)
The output frequency [1] is reduced after the stop command 
according to the deceleration time set at P6.6. Depending on 
inertia and the load torque, the speed of the motor [2] is 
reduced accordingly and braked with DC current at the 
frequency value set here
You can set the duration of the DC braking [3] under P12.4
Start Frequency During Relay Ramp
f
t
f
out
f
t
P6.6
P6.8 = 1
P12.4
P12.3
FWD
REV
1
2
3