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Preface

Thank you for choosing Delta’s high-performance VFD-L Series. VFD-L Series are

manufactured by adopting high-quality components, material and incorporating the latest

microprocessor technology available.

This manual will be helpful in the installation, parameter setting, troubleshooting, and daily

maintenance of the AC motor drives. To guarantee safe operation of the equipment, read

the following safety guidelines before connecting power to the AC motor drives. Keep this

operating manual handy and distribute to all users for reference.

Receiving and Inspection

This VFD-L AC drive has gone through rigorous quality control tests at the factory before

shipment. After receiving the AC motor drive, please check for the following:

Receiving

Check to make sure that the package includes an AC drive and the User Manual.

Inspect the unit to insure it was not damaged during shipment.

Make sure that the part number indicated on the nameplate corresponds with the part

number of your order.

Nameplate Information:

Example of 100W 230V AC drive

MODE :VFD001L21A

INPUT :1PH 200-240V 50/60Hz 1.4A

OUTPUT:3PH 0-240V 0.8A 303VA 100W

Freq. Range:1.00~120.00Hz

DELTA ELECTRONICS, INC.

MADE IN XXXXXX

001L21AT001007

AC Drive Model

Input Spec.

Output Spec.

Output Frequency

Serial Number

Bar Code

Model Explanation and Series Number Explanation:

VFD 001 L 21 A

Version Type

VFD-L Series

Applicable motor capacity

001:60/100(W)

40W:25/40(W)

Series Name

Input Voltage

T 2 01 007

Production number

Production week

Production year 2002

Production factory (Taoyuan)

If there is any nameplate information not corresponding to your purchase order or any

problem, please contact your supplier.

!

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.

!

CAUTION! There are highly sensitive MOS components on the printed circuit boards.

These components are especially sensitive to static electricity. Do not touch these

components or the circuit boards with metal objects or your bare hands.

!

CAUTION! Ground the VFD-L using the ground terminal. The grounding method must

comply with the laws of the country where the AC drive is to be installed.

touch the heat sink.