User manual

Chapter 5 Parameter Introductions
117
After receiving the stop command, the inverter stops output immediately and the load
◆
er reduces its output frequency according
P1.12 for the functions of DC injection braking.
stops under the effects of mechanical inertia.
2: Dec-to-stop +DC injection braking
After receiving the stop command, the invert
to the Dec time and starts DC injection braking when its output frequency reaches the
preset frequency of braking.
Refer to the Notes of P1.09～
P1.09 DC injection braking frequency at
stop
Range: 0～MIN (50.00, Frequency upper
limit) 【0.00Hz】
P1.10 DC injection braking waiting time
at stop
Ra 00 0s 0.00s】 nge: 0. ～10.0 【
P1.11 DC injection braking current at
stop
Range: This value depends on the inverter
model【0.0%】
P1.12 DC injection braking time at stop
Ra 0.0s】 nge: 0.0～30.0s【
Note:
◆DC injection braking is injecting DC current to motor, to let it stop quickly, and keep
the spindle of motor in standstill until finished DC injection braking
Output Freq.
DC injection braking
frequency at stop
Output Voltage
（
effective value
）
Braking
Energy
Time
Running
command
Waiting time for DC
injection braking at
stop
DC injection
braking time
Fig. 5-1-6 DC injection braking
DC injection braking frequency at stop is the frequency at which DC injection braking ◆
action begins when the inverter in Dec-to-stop process. In the process of constant rate