Toshiba Tosvert VF-S15 Instruction Manual page 382

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