Delta VFD-L-I Series, User Manual

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Revision July 2009, SW V1.1 3-1
Chapter 3 Start Up
3.1 Preparations before Start-up
Carefully check the following items before proceeding.
„
Make sure that the wiring is correct. In particular, check that the output terminals U, V, W
are NOT connected to power and that the drive is well grounded.
„
Verify that there are no short-circuits between terminals and from terminals to ground or
mains power.
„
Check for loose terminals, connectors (PG card) or screws.
„
Verify that no other equipment is connected to the AC motor.
„
Make sure that all switches are OFF before applying power to ensure that the AC motor
drive doesn’t start running and there is no abnormal operation after applying power.
„
Make sure that the front cover is correctly installed before applying power.
„
Do NOT operate the AC motor drive with humid hands.
3.2 Operation Method
Please choose a suitable method depending on application and operation rule. The operation is
usually done as shown in the following table.
3.3 Trial Run
After finishing checking the items in “3.1 preparation before start-up”, you can perform a trial run.
1. After applying power, verify that the power LED lights with green.
2. Please connect a switch separately between M0-GND and M1-GND.
3. The factory setting of the source of frequency command is communication. Please set
Operation Method Frequency Source
Operation Command
Source
Operate from
external signal
AVI parameter setting: 02-00=1
External terminals
input:
M0-GND
M1-GND
Operate from
communication
RJ11 Communication input