Delta BLD-E1 brushless DC motor drive BLD-E1 Series - Manual (Page 18)

Chapter 1 Introduction| BLD-E1 Series
Revision May 2009, 00DE, V0.50 1-11
NOTE
Prevent fiber particles, scraps of paper, dust, metal particles from adhering to the heatsink.
The material on which the brushless DC motor is mounted must be noncombustible and be able to
withstand the high temperature to prevent fire accidents.
The parallel connection of multiple drives is NOT for 115V models.