MICROMASTER 440 - Siemens AS
MICROMASTER 440 - Siemens AS
MICROMASTER 440 - Siemens AS
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6 Commissioning Issue 10/06<br />
6.4.18.4 DC brake<br />
P1230 = ...<br />
BI: Enabling the DC brake<br />
This enables DC braking using a signal that was used from an external source. The<br />
function remains active as long as the external input signal is active. DC braking causes<br />
the motor to quickly stop by injecting a DC current<br />
BI: Enable DC brk.<br />
P1230.C 1<br />
(0:0)<br />
0<br />
⏐f⏐<br />
f*<br />
DC braking<br />
f_set<br />
t<br />
f_act<br />
i<br />
P0347<br />
t<br />
DC braking active<br />
t<br />
r0053<br />
Bit00<br />
1<br />
0<br />
t<br />
Note: DC brake can be applied in drive states r0002 = 1, 4, 5<br />
P1232 =...<br />
P1233 =...<br />
DC braking current (entered in %)<br />
Defines level of DC current in [%] relative to rated motor current (P0305).<br />
100 %<br />
Duration of DC braking (entered in s)<br />
0 s<br />
Defines duration for which DC injection braking is to be active following an OFF1 or OFF3<br />
command.<br />
1<br />
ON<br />
OFF1/OFF3<br />
OFF2<br />
P0347<br />
t<br />
t<br />
⏐f⏐<br />
P1234<br />
OFF2<br />
DC braking<br />
DC braking active<br />
t<br />
r0053<br />
Bit00<br />
1<br />
0<br />
P1233<br />
t<br />
<strong>MICROM<strong>AS</strong>TER</strong> <strong>440</strong><br />
58 Operating Instructions (Compact)
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