Mitsubishi FR-S500 Instruction Manual page 80

Explanation of functions (parameters)
REMARKS
When running two motors with one inverter, you can set the electronic thermal relay function
of each inverter.
First Motor Electronic Thermal Relay
Pr. 71
applied
Pr. 9
motor
setting
0
0.1 to 50A
1
0.1 to 50A
100
0.1 to 50A
101
0.1 to 50A
standard ...................Thermal characteristic for
constant-torque ........Thermal characteristic for
Set this parameter correctly according to the motor used.
Incorrect setting may cause the motor to overheat and burn.
Function
RT = OFF
0
standard
0
constant-
torque
0
standard
0
constant-
torque
standard motor
constant-torque motor
CAUTION
Second Motor Electronic Thermal
additional
RT = ON parameter
H7 setting
- - -, 0
0.1 to 50A
- - -
0
0.1 to 50A
- - -, 0
0.1 to 50A
- - -
0
0.1 to 50A
- - -, 0
0.1 to 50A
- - -
0
0.1 to 50A
- - -, 0
0.1 to 50A
- - -
0
0.1 to 50A
..... Output current value is used to
perform integration processing.
..... Perform integration processing
using output current of 0A.
..... Electronic thermal relay function
is not activated (cumulative
value clear)
70
Relay Function
RT = OFF RT = ON
standard
standard
standard
standard
constant-
torque
constant-
torque
constant-
torque
constant-
torque