Toshiba VF-S15 Instruction Manual page 99
For 3-phase induction motors
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Also See for VF-S15:
- Instruction manual (394 pages) ,
- Quick start manual (90 pages) ,
- Function manual (80 pages)
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= (150%-60s), = (Constant torque characteristic)
Protection is given uniformly regardless of temperature, as shown by the 150%-60 sec overload curve in the
figure below.
Inverter overload
time [s]
5
= (Temperature estimation), = (Constant torque characteristic)
This parameter adjusts automatically overload protection, predicting the inverter internal temperature rise.
(diagonally shaded area in the figure below)
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60
0
110%
Inverter overload protection characteristics
time [s]
f631=0
60
0
Inverter overload protection characteristics
Current
Inverter overload time [s]
[%]
111
120
130
140
150
185
200
Monitored output current [%]
150%
100%: Inverter rated output current
110%
150%
E-12
E6581611
(Outline data)
2400
240
120
80
60
2
0.5
Monitored output current [%]
100%: Inverter rated output current
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