Applying Power; Local Control Panel Operation - Honeywell 3G SmartVFD HVFD3D3A0015 Installation And User Manual

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5.2 Applying Power

UNINTENDED START
When the adjustable frequency drive is connected to AC line power, the motor
may start at any time, causing risk of death, serious injury, equipment, or prop-
erty damage. The motor can start by means of an external switch, a serial bus
command, an input reference signal from the LCP, or after a cleared fault con-
dition.
Apply power to the adjustable frequency drive using the following steps:
Step 1.
Step 2.
Step 3.
Step 4.
Note: When the status line at the bottom of the LCP reads AUTO REMOTE COASTING or
EXTERNAL INTERLOCK [A60] is displayed, this message indicates that the unit is
ready to operate but is missing an input signal on, for example, terminal 27. See
Chapter 4.8.3 Enabling Motor Operation (Terminal 27) for details.

5.3 Local Control Panel Operation

5.3.1 Local Control Panel
The local control panel (LCP) is the combined display and keypad on the front of
the unit.
The LCP has several user functions:
36
Disconnect the adjustable frequency drive from line power whenever
personal safety considerations make it necessary to avoid unintended motor
start.
Press [Off] on the LCP before programming parameters.
The adjustable frequency drive, motor, and any driven equipment must be in
operational readiness when the adjustable frequency drive is connected to
AC line power.
Confirm that the input voltage is balanced within 3%. If not, correct
input voltage imbalance before proceeding. Repeat this procedure after
the voltage correction.
Ensure that optional equipment wiring, if present, matches the
installation application.
Ensure that all operator devices are in the OFF position. Panel doors
must be closed or cover mounted.
Apply power to the unit. DO NOT start the adjustable frequency drive now.
Start, stop, and control speed when in local control
Display operational data, status, warnings and cautions
Programming adjustable frequency drive functions
Manually reset the adjustable frequency drive after a fault when auto-reset is
inactive
31-00559-01

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