Stopping Methods
6-
17
K
K
K
K
Using
the
DC
Injection
Brake
Set
parameter b2-03 to apply the DC injection brake voltage to the motor while it is coasting to a stop, to stop
the
motor and then restart it.
Set
b2-03 to 0 to disable the DC injection brake at start.
Set
the DC injection brake current using b2-02.
n
Related
Parameters
n
Inputting
the
DC
Injection
Brake
Command
from
Control
Circuit
Terminals
If
a multi-function input terminal (H1-
oo
)
is set to 60 (DC injection brake command), the DC injection
brake
is applied to the motor by turning ON the terminal (the DC injection brake command) when the Inverter
is
being stopped.
The
time chart for the DC injection brake is shown below.
Fig 6.19 DC Injection Brake Time Chart
Param-
eter
Num-
ber
Name
Description
Setting
Range
Factory
Setting
Change
during
Opera-
tion
Control
Methods
V/f
V/f
with
PG
Open
Loop
Vec-
tor
LCD
Display
b2-02
DC
injection braking cur-
rent
Set
the DC Injection Braking Current as a percent-
age
of the Inverter rated current.
0
to
100
50%
No
A
A
A
DCInj
Current
b2-03
DC
injection braking time
at
start
Used
to set the time to perform DC injection brak-
ing
at start in units of 1 second.
Used
to stop coasting motor and restart it. When
the
set value is 0, DC injection braking at start is
not
performed.
0.00
to
10.00
0.00
s
No
A
A
A
DCInj
Time@Start
DC injection brake
E1-09
b2-01
DC injection brake command
FRUN
Output frequency
DC injection brake
If you input the DC injection brake command from an external terminal, or if the run command
and jog command are input, the DC injection brake will be disabled, and operation will
resume.
Summary of Contents for SYSDRIVE 3G3RV
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