Direct Current Braking - Bosch DM**8001 Series Parameter And Commissioning Manual

Commissioning
5–14
5.1.10

Direct current braking

P21 (A-0-0021)
The frequency inverter generates a direct current in the motor windings in
order to prevent uncontrolled deceleration and to build up a holding torque at
.
zero speed
CAUTION
Frequent direct current braking may overheat the motor.
The electronic bimetal function (P43 – P45) protects the motor.
Activation of the direct current brake
off
all
DMs, DS
dc0
(0)
FG active – DC braking:
– if f
– with DCB signal*
if f
deactivate –
FG
factory
setting
on
without f
dc1
(1)
DC braking only with:
= 0 – DCB signal*
act
or
< f P24
act start
DC braking:
– if P19 = br1
– if f < f P24
act start
– for P23 braking time
* DCB signal = 24 V signal at X06.8
1070 066 028-101 (01.05) GB
on
=0 braking
act
dc2
(2)
if f < f P24
act start