Delta BLD-E1 brushless DC motor drive BLD-E1 Series - Manual (Page 2)

Preface
Thank you for choosing DELTA’s multi-function BLD-E1 Series. The BLD-E1 Series is manufactured
with high-quality components and materials and incorporate the latest microprocessor technology
available.
This manual is to be used for the installation, parameter setting, troubleshooting, and daily
maintenance of the brushless DC motor drive. To guarantee safe operation of the equipment, read
the following safety guidelines before connecting power to the brushless DC motor drive. Keep this
operating manual at hand and distribute to all users for reference.+
To ensure the safety of operators and equipment, only qualified personnel familiar with brushless DC
motor drive are to do installation, trial run and parameter setting. Always read this manual thoroughly
before using BLD-E1 series, especially the WARNING, DANGER and CAUTION notes. Failure to
comply may result in personal injury and equipment damage. If you have any question, please
contact your dealer.
PLEASE READ PRIOR TO INSTALLATION FOR SAFETY.
DANGER!
1. DC input power must be disconnected before any wiring to the brushless DC motor drive is
made.
2. There are highly sensitive MOS components on the printed circuit boards. These components
are especially sensitive to static electricity. To prevent damage to these components, do not
touch these components or the circuit boards with metal objects or your bare hands.
3. Never reassemble internal components or wiring.
4. Ground the BLD-E1 using the ground terminal. The grounding method must comply with the
laws of the country where the brushless DC motor drive is to be installed. Refer to the Basic
Wiring Diagram.
5. BLD-E1 series is used only to control variable speed of 3-phase induction motors, NOT for 1-
phase motors or other purpose.
6. BLD-E1 series shall NOT be used for life support equipment or any life safety situation.
7. To prevent personal injury, please keep children and unqualified people away from the
equipment.