Nd Motor Operation - Larsen & Toubro C*2000 Series User Manual

nd
8.14 2 motor operation
Group Code
Function
H81
group 2
H82
H83
H84
H85
H86
H87
H88
H89
H90
I/O Group
I17
~
I21
 Set the terminal among Multi-function input terminals (P1~ P5) for second motor operation.
 To define the terminal P5 as second motor operation, set I21 to 12 in the I/O group.
 Used when an inverter operates 2 motors connected to two different types of the loads.
 2nd motor operation does not drive 2 motors at the same time.
As the figure below, when using two motors with an inverter by exchanging them, select one motor

from 2 motors connected. When 1
and define H81-H90 parameters to drive the 2nd motor.
 Define the 2nd motor select when a motor is stopped.
H81 ~ H90 parameters function the same as 1

Cx2000
Cx2000 AC Drive
Item
2nd motor accel time
2nd motor decel time
2nd motor base freq.
2nd motor V/F pattern
2nd motor Positive torque boost
2nd motor Negative torque boost
2nd motor stall prevention level
2nd motor electronic thermal
level for 1 min
2nd motor electronic thermal
level for continuous operation
2nd motor rated current
Multi-function Input terminal
P1Function select
~
Multi-function Input terminal
P5Function select
st
selected motor operation is stopped, select a terminal for 2nd motor
st
P5
Set
Setting Range
Value
- 0.0 ~ 6000.0
0.0 ~ 6000.0
-
- 30.00~ 400.00 60.00
- 0 ~ 2
- 0 ~ 15
- 0 ~ 15
- 30 ~ 150
- 50 ~ 200
- 50 ~ 150
- 0.1~ 100.0
0 ~ 27
-
12
motor.
Chapter 8 Application
Initial Unit
5.0 Second
10.0 Second
Hz
0
5 %
5 %
150 %
150 %
100 %
26.3 A
0
4
8-21