Adtech iMASTER – A1 Series User Manual page 116

A1-User's Manual
21.05 DC current control (DC Brake)

0: Disable ----- Initial value

1: Enable

It can select to use the DC Injection braking function
By adding the forced to the rotor, slowing the motor to stop

Run command
21.06 DC hold frequency

Range: 0.00 ~ 10.00 Hz in 0.01 Hz

Initial value: 0.50 Hz

Program the VFD frequency out when DC injection braking function kicks in.
If set
braking function is activated.
21.07 DC hold time

Range: 0.0 ~ 3000 Sec in 0.1 Sec

Initial value: 0.0 Sec

Program the DC Injection Braking duration
21.08 DC hold delay time

Range: 0.0 ~ 50.0 Sec in 0.1 Sec

Initial value: 0.0 Sec

Program the delay time when the DC braking function actually starts form when VFD out is
the frequency value in
21.09 DC current reference

Range: 0.0 ~ 100.0 % in 0.1 %

Initial value: 10.0 %

Program the level of DC injection braking forced of rated electric power of A1
Related Parameters: '21.05' ~ '21.09'
Free run
Frequency
AC
current
21.08 (DC hold delay time)
ON
'21.06' (DC hold frequency)
'21.06' (DC hold frequency)
21.06 (DC hold frequency)
21.09 (DC current reference)
DC current
21.07 (DC hold time)
to 0.5Hz, when VFD frequency out reaches to 0.5 Hz, DC
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