Getting Started - Delta VFD-L series User Manual

Preface
Thank you for choosing DELTA's VFD-L series AC Drive. The VFD-L series is
manufactured using high-quality components, material and incorporating the
latest microprocessor technology available.

Getting Started

This manual will help in the installation, parameter setting, troubleshooting, and daily
maintenance of the AC motor drive. To guarantee safe operation of the equipment, read
the following safety guidelines before connecting power to the AC motor drive. Keep this
operating manual handy and distribute to all users for reference.
!
Always read this manual thoroughly before using VFD-L series AC Motor Drives.
DANGER! AC input power must be disconnected before any maintenance. Do
!
not connect or disconnect wires and connectors while power is applied to the
circuit. Maintenance must be performed by qualified technicians.
!
CAUTION! There are highly sensitive MOS components on the printed circuit boards.
These components are especially sensitive to static electricity. To avoid damage to
these components, do not touch these components or the circuit boards with metal
objects or your bare hands.
!
DANGER! A charge may still remain in the DC-link capacitor with hazardous voltages
even if the power has been turned off. To avoid personal injury, do not remove the
cover of the AC drive until all "DISPLAY LED" lights on the digital keypad are off.
Please note that there are live components exposed within the AC drive. Do not touch
these live parts.
!
CAUTION! Ground the VFD-L using the ground terminal.
must comply with the laws of the country where the AC drive is to be installed. Refer to
Basic Wiring Diagram.
!
DANGER! The AC drive may be destroyed beyond repair if incorrect cables are
connected to the input/output terminals. Never connect the AC drive output terminals
U/T1, V/T2, and W/T3 directly to the AC main circuit power supply.
DELTA ELECTRONICS, INC. ALL RIGHTS RESERVED
!
WARNING
VFD-L Series
The grounding method