Chapter 4 Parameters
VFD-EL-W
4-68
550
1330
℃
resistor value ( )
Ω
Tr
Tr-5
℃
Tr+5
℃
07.15
Motor PTC Overheat Warning Level Unit: 0.1
Settings 0.1–10.0 V Default: 1.2
07.16
Motor PTC Overheat Reset Delta Level Unit: 0.1
Settings 0.1–5.0 V Default: 0.6
07.17
Motor PTC Overheat Action
Default: 0
Settings 0 Warn and ramp to stop
1 Warn and coast to stop
2 Warn and keep operating
If the temperature exceeds the motor PTC Overheat Warning Level (Pr.07.15), the drive acts according to
Pr.07.17 and displays PtC2 ( ) on the digital keypad. If the temperature decreases below the result of
(Pr.07.15 minus Pr.07.16), the warning message disappears.
07.13
Motor PTC Protection Input Response Time Unit: 1
Settings 0–9999 (*2 ms) Default: 100