Delta VFD11AMS21AFSHA, User Manual

Page: 224 / 445

Chapter 12 Description of Parameter Settings

MS300 (High Speed Model)
12-05-2

Rated Speed of Induction Motor 2 (rpm)
Factory Setting: 1710
Settings 0~65535
1710 (60 Hz 4 poles); 1410 (50 Hz 4 poles)

It is used to set the rated speed of the motor according to motor nameplate.
Pole Number of Induction Motor 2
Factory Setting: 4
Settings 2~20

It is used to set the number of motor poles (must be an even number).

Set up Pr. 01-35 and Pr. 05-15 before setting up Pr. 05-04 to make sure motor operates normally.
No-load Current of Induction Motor 2 (A)
Unit: Ampere
Factory Setting: #.##
Settings 0~ Pr. 05-13 factory setting

The factory setting is 40 % of the motor rated current.
Multi-motors (Induction) Selection
Factory Setting: 1
Settings 1: Motor 1
2: Motor 2
3: Motor 3
4: Motor 4

It is used to set the motor that driven by the AC motor drive. Multi-motors selection only supports
V/F control mode.

Frequency for Y-connection /
ᇞ
-connection Switch of Induction Motor
Factory Setting: 600.0
Settings 0.0~1500.0 Hz
Y-connection /
ᇞ
-connection Switch of Induction Motor IM
Factory Setting: 0
Settings 0: Disable
1: Enable

Delay Time for Y-connection /
ᇞ
-connection Switch of Induction Motor
Factory Setting: 0.200
Settings 0.000~60.000 sec.

Pr. 05-23~Pr. 05-25 are applied in the wide range motors and the motor coil will execute the
switch of Y-connection /

-connection as required. (The wide range motors are related to the
motor design. In general, it has higher torque at low speed with Y-connection and has higher
speed at high speed with

-connection)

Pr. 05-24 is used to enable / disable the switch of Y-connection /

-connection.