Delta Electronics VFD-VL manual 08-02, Rated Power of Motor Unit

NOTE

Chapter 4 Parameters

„The rated speed can’t be larger or equal to 120f/p.

„Please notice that if the electromagnetic valve and brake is not controlled by the AC motor drive, please release it by manual.

„It is recommended to set Pr.08-00 to 1 (unloaded motor) for the accurate calculation. If it needs to execute this function with loaded motor, please balance the carriage before execution.

„if it doesn’t allow balancing the carriage in the measured environment, it can set Pr.08- 00=3 for executing this function. It can execute this function with loaded motor by setting Pr.08-00=3. It will have a difference of 15~30o by the different encoder type.

„It will display the warning message “Auto tuning” on the digital keypad during measuring until the measure is finished. Then, the result will be saved into Pr.08-09.

„It will display “Auto Tuning Err” on the keypad when stopping by the fault of the AC motor drive or human factor to show the failed detection. At this moment, please check the connections of the wirings of the AC motor drives. If it displays “PG Fbk Error” on the digital keypad, please change the setting of Pr.10-02 (if it is set to 1, please change it to 2). If it displays “PG Fbk Loss” on the digital keypad, please check the feedback of Z- phase pulse.

08-01Full-load Current of Motor

Control FOCPM	Factory setting: #.##
mode
Settings	40 to 120%

This value should be set according to the rated frequency of the motor as indicated on the motor nameplate. The factory setting is 90% X rated current.

Example: if the rated current for 7.5hp (5.5kW) models is 25A and the factory setting is 22.5A. In this way, the current range will be from 10A (25*40%) to 30A (25*120%).

08-02	Rated Power of Motor		Unit: 0.01
Control	FOCPM		Factory setting: #.##
mode
	Settings	0.00 to 655.35 kW

It is used to set rated power of the motor. The factory setting is the power of the drive.

Revision Nov. 2008, VLE1, SW V1.03 4-83