Delta VFD-B Series User Manual

7.1 Over Current (OC).............................................................................. 7-1
7.2 Ground Fault ...................................................................................... 7-2
7.3 Over Voltage (OV).............................................................................. 7-2
7.4 Low Voltage (Lv) ................................................................................ 7-3
7.5 Over Heat (OH) .................................................................................. 7-4
7.6 Overload............................................................................................. 7-4
7.7 Display of PU01 is Abnormal.............................................................. 7-5
7.8 Phase Loss (PHL) .............................................................................. 7-5
7.9 Motor cannot Run............................................................................... 7-6
7.10 Motor Speed cannot be Changed..................................................... 7-7
7.11 Motor Stalls during Acceleration....................................................... 7-8
7.12 The Motor does not Run as Expected .............................................. 7-8
Chapter 8 Maintenance and Inspections ................................................... 8-1
Appendix A Specifications ........................................................................ A-1
Appendix B Accessories ........................................................................... B-1
B.1 Dimensions for Heatsinks ..................................................................B-1
B.2 All Brake Resistors & Brake Units Used in AC Motor Drives..............B-5
B.1.1 Dimensions and Weights for Brake Resistors ............................ B-7
B.1.2 Specifications for Brake Unit ......................................................B-8
B.1.3 Dimensions for Brake Unit.......................................................... B-9
B.2 AMD - EMI Filter Cross Reference...................................................B-10
B.2.1 Dimensions...............................................................................B-13
B.3 PG Card (for Encoder) .....................................................................B-17
B.3.1 PG02 Installation ...................................................................... B-17

Delta VFD-B Series Specifications

General

Series	VFD-B
Cooling Method	Fan cooling
Overload Capacity	150% for 60 seconds
Braking Unit	Built-in
Control Mode	V/F control, Sensorless Vector Control
Communication	RS-485
Protection Features	Overvoltage, Undervoltage, Overcurrent, Overload, Overtemperature, Short Circuit
Operating Temperature	-10°C to +50°C
Storage Temperature	-20°C to +60°C
Humidity	90% RH (non-condensing)
Altitude	1000m (Derating required above 1000m)