VFD-B Series 
DELTA ELECTRONICS, INC. ALL RIGHTS RESERVED 
 
CHAPTER 1    RECEIVING AND INSPECTIONS 
1.1 Nameplate Information ....................................................................... 1 - 1 
1.2 Model Explanation .............................................................................. 1 - 1 
1.3 Serial Number Explanation................................................................. 1 - 2 
 
CHAPTER 2    STORAGE AND INSTALLATION 
2.1 Storage ............................................................................................... 2 - 1 
2.2 Installation .......................................................................................... 2 - 2 
 
CHAPTER 3  WIRING 
3.1 Basic Wiring Diagram ......................................................................... 3 - 2 
3.2 External Wiring ................................................................................... 3 - 6 
3.3 Terminal Explanation .......................................................................... 3 - 7 
3.4 Control Terminal Explanation.............................................................. 3 - 7 
3.5 Main Circuit Wiring  ............................................................................ 3 - 9 
3.6 Wiring Notes ....................................................................................... 3-16 
3.7 Motor Operation Precautions.............................................................. 3-17 
 
CHAPTER 4    DIGITAL KEYPAD OPERATION 
4.1 Description of the Digital Keypad VFD-PU01 ..................................... 4 - 2 
4.2 Operation steps of the Digital Keypad VFD-PU01.............................. 4 - 4 
 
CHAPTER 5    DESCRIPTION OF PARAMETER SETTINGS 
Group 0: User Parameters ....................................................................... 5 - 1 
Group 1: Basic Parameters ...................................................................... 5 - 5