VersiStart p III
46
9
Operation
9.1 Start, Stop and Reset Commands
The VersiStart p III can be started and stopped via the digital inputs, remote
keypad, communication network, smart card or scheduled auto-start/stop. The
command source can be set via the Setup Tools, or using parameter 1A
Command
Source
.
•
The VersiStart p III will only accept Start and Reset commands from the
designated command source.
•
The VersiStart p III will accept Stop commands from the designated
command source, but can be forced to stop by opening the reset input, or by
opening the start/stop input during an auto-start/stop cycle.
•
The programmable input can be used to override the selected command
source (refer to parameter 7A
Input A Function
).
9.2 Command Override
The programmable input (13, 14) can be used to override the command source, for
situations where the normal control mechanism has been lost. Set parameter 7A
Input A Function
to the alternative command source (eg 'Command Override:
Keypad').
While the input is active, the starter will only accept commands from the selected
override source. To restore control to the command source selected in parameter
1A
Command Source
, reopen the input.
9.3 Scheduled Start/Stop
The VersiStart p III can be configured to automatically start and/or stop the motor
once per day. For auto-start/stop to operate:
•
parameter 4A
Auto-Start/Stop Mode
must be set to 'Enable'
•
parameter 1A
Command Source
must be set to 'Clock'
•
the reset input must be closed
•
the start input (11, 12) must be active. This allows the VersiStart p III to be
stopped via the digital inputs in an emergency.
•
parameters 4B ~ 4V: Set as required.
9.4 PowerThrough
PowerThrough allows the soft starter to control the motor even if the soft starter is
damaged on one phase. The VersiStart p III will use two phase control techniques
to soft start and soft stop the motor. PowerThrough is only available with in-line
installations. If the starter is installed inside delta, PowerThrough will not operate.
NOTE
PowerThrough operation does not support adaptive control.
•
PowerThrough is only available with in-line installations. If the starter is
installed inside delta, PowerThrough will not operate.
•
PowerThrough remains active until '3-Phase Control Only' is reselected.
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