YASKAWA VARISPEED-616G5, Instruction Manual

Page: 129 / 355

6.3 V/f Control
6 - 21
6.3 V/f Control
With V/f control, the user must set the Inverter input voltage, motor selection, rated current, and V/f pattern.
6.3.1 Setting the Motor Constants: E1-01, E1-02, E2-01
J
Inverter Input Voltage: E1-01
D
Set the Inverter input voltage (E1-01) to match the power supply voltage.
User
Change
during
Setting Factory
Valid Access Levels
User
Constant
Number
Name
g
during
Opera-
tion
Setting
Range
Unit Factory
Setting
V/f
Control
V/f with
PG
Open
Loop
Vector
Flux
Vector
E1-01
Input voltage set-
ting
×
155 to 255
(310 to 510) VAC
200
(400)
Q Q Q Q
D
The voltage settings shown in parentheses are for 400 V class Inverters.
D
This setting is used as a reference value for functions such as the protection functions.
J
Motor Selection and Rated Current: E1-02, E2-01
Motor Selection (Motor Overheating Protection: E1-02
D
Set the type of motor being used. This setting is a reference for overheating protection functions.
User
Change
during Setting Factory
Valid Access Levels
User
Constant
Number
Name
g
during
Opera-
tion
Setting
Range
Unit Factory
Setting
V/f
Control
V/f with
PG
Open
Loop
Vector
Flux
Vector
E1-02
Motor selection (mo-
tor overheating
protection)
×
0 to 2 − 0 Q Q Q Q
D
Settings
Setting Function
0
Standard motor (general-purpose motor)
1 Special motor (inverter-exclusive motor)
2 Special motor (vector-exclusive motor)
Motor Rated Current (Electronic Thermal Reference Current): E2-01
D
Set the rated current (A) shown on the motor nameplate.
User
Change
during
Setting Factory
Valid Access Levels
User
Constant
Number
Name
g
during
Opera-
tion
Setting
Range
Unit Factory
Setting
V/f
Control
V/f with
PG
Open
Loop
Vector
Flux
Vector
E2-01
Motor rated current
(electronic thermal
reference current)
×
(10% to 200%
of rated
current)
*1
A
*2
Q Q Q Q
* 1. The setting range is 10) to 200% of the Inverter rated output current.
* 2. The factory setting depends upon the Inverter capacity. Refer to pages 8 - 47 and 8 - 49.
6