Toshiba Tosvert VF-S15 - Page 382

E6582175
Q-11
17
thr  : Motor electronic-thermal protection level 1
olm  : Electronic-thermal protection characteristic selection
f173 : Motor electronic-thermal protection level 2
 : Motor 150% overload detection time
 : Inverter overload detection method
 : Electronic-thermal memory
 : Overload alarm level
• Function
This parameter allows selection of the appropriate electronic thermal protection characteristics according to the
particular rating and characteristics of the motor.
[Parameter setting]
Title Function Adjustment range Default setting

Motor electronic-thermal
protection level 1
10 – 100 (%) 100

Electronic-thermal
protection characteristic
selection
Setting
value
Overload
protection
Overload
stall
0
0
Standard
motor
valid invalid
1 valid valid
2 invalid invalid
3 invalid valid
4
VF motor
(special
motor)
valid invalid
5 valid valid
6 invalid invalid
7 invalid valid
f173
Motor electronic-thermal
protection level 2
10 – 100 (%) / (A) *1 100
f607
Motor 150% overload
detection time
10 – 2400 (s) 300

Inverter overload detection
method
0: 150%-60s
1: Temperature estimation
0

Electronic-thermal memory
0: Disabled (thr, f173)
1: Enabled (thr, f173)
2: Disabled (thr)
3: Enabled (thr)
0

Overload alarm level 10-100 50
Note) Set aul to 1 (default setting: Constant torque characteristic) for the compliance with UL standard.