Operating Instructions

SED2 Conventional Bypass Option Operating Instructions
36 Siemens Building Technologies, Inc.
Automatic Restart
CAUTION:
Settings 2 through 7 can cause the motor to restart unexpectedly.
Parameter Description Action Setting/Default
P1210
Automatic Restart
Enables SED2 restart after
a supply power break or
after a fault.
P1210 = 0, Disabled:
Automatic restart is
disabled.
P1210 = 1, Trip reset after
power on (P1211 disabled:
The inverter will
acknowledge (reset) faults;
that is, it will reset a fault
when it is re-applied. This
means the inverter must be
fully powered down, a
brownout is not sufficient.
The inverter will not run until
the ON command has been
toggled.
P1210 = 2, Restart after
supply power blackout
(P1211 disabled):
The inverter will
acknowledge the fault
F0003 at power on after
blackout and will restart the
drive. It is necessary that
the ON command is wired
via digital input (DIN).
P1210 = 3, Restart after
brownout or fault (P1211
enabled):
For these settings it is
fundamental that the drive
only restarts if it has been in
a RUN state at the time of
the faults (F0003, etc.). The
inverter will acknowledge
the fault and will restart the
drive after a blackout or
brownwout. It is necessary
that the ON command is
wired via digital input (DIN).
1. Press
to enter the SED2
parameter mode and to display
r0000.
2. Press
to advance to parameter
P1210.
3. Press
to access the parameter
values level.
4. Press
to advance to desired
setting.
5. Press
to confirm and save the
setting.
Minimum = 0
Default = 1
Maximum:
5 = Control
Board
Version
1.20 or
earlier
6 = Control
Board
Version
1.30
7 = Control
Board
Version
1.40
Suggested:
3 = Control
Board
Version
1.20 or
earlier
6 = Control
Board
Version
1.30
7 = Control
Board
Version
1.40