Delta VFD-B Series User Manual

Chapter 5 Parameters_VFD-B Series
Revision 10/2005, BE13, SW V4.08 5-15
Parameter Explanation Settings
Factory
Setting
Customer
00: Operation stops after momentary power
loss
01: Operation continues after momentary
power loss, speed search starts with the
Master Frequency reference value
08-04
Momentary Power Loss Operation
Selection
02: Operation continues after momentary
power loss, speed search starts with the
minimum frequency
00
08-05
Maximum Allowable Power Loss
Time
0.1 to 5.0 sec 2.0
08-06 B.B. Time for Speed Search 0.1 to 5.0 sec 0.5
08-07 Current Limit for Speed Search 30 to 200% 150
08-08 Skip Frequency 1 Upper Limit 0.00 to 400.00 Hz 0.00
08-09 Skip Frequency 1 Lower Limit 0.00 to 400.00 Hz 0.00
08-10 Skip Frequency 2 Upper Limit 0.00 to 400.00 Hz 0.00
08-11 Skip Frequency 2 Lower Limit 0.00 to 400.00 Hz 0.00
08-12 Skip Frequency 3 Upper Limit 0.00 to 400.00 Hz 0.00
08-13 Skip Frequency 3 Lower Limit 0.00 to 400.00 Hz 0.00
08-14 Auto Restart After Fault 00 to 10 (00=disable) 00
00: Disable
08-15 Auto Energy Saving
01: Enable
00
00: AVR function enable
01: AVR function disable
08-16 AVR Function
02: AVR function disable for decel.
00
230V series: 370 to 430V 380
460V series: 740 to 860V 760
08-17 Software Braking Level
575V series: 925 to1075V 950
00: Speed search starts with last frequency
command
08-18 Base-block Speed Search
01: Starts with minimum output frequency
00
00: Speed search disable
08-19 Speed Search during Start-up
01: Speed search enable
00
00: Setting frequency
a08-20
Speed Search Frequency during
Start-up
01: Maximum operation frequency (01-00)
00
08-21
Auto Reset Time at Restart after
Fault
00 to 60000 sec
600
a08-22
Compensation Coefficient for
Motor Instability
00~1000
00

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)