L1-03: Motor Thermistor Oh Alarm Select; L1-04: Motor Thermistor Oh Fault Select - YASKAWA HV600 Series Installation & Primary Operation

12 UL Standards
This example shows a general-purpose motor operating at the base frequency with L1-02 set to 1.0 min.
• Cold start
Shows the motor protection operation time characteristics when the overload occurs immediately after starting
operation from a complete stop.
• Hot start
Shows the motor protection operation time characteristics when overload occurs from continuous operation below
the motor rated current.
Figure 12.3 Protection Operation Time for a General-purpose Motor at Rated Output Frequency
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L1-03: Motor Thermistor oH Alarm Select

No.
Name
(Hex.)
L1-03 Motor Thermistor oH Alarm
Select
(0482)
0 : Ramp to Stop
The drive ramps the motor to stop in the deceleration time. Fault relay output terminal MA-MC turns ON and MB-
MC turns OFF.
1 : Coast to Stop
The output turns OFF and the motor coasts to stop. Fault relay output terminal MA-MC turns ON, and MB-MC turns
OFF.
2 : Fast Stop (Use C1-09)
The drive stops the motor in the deceleration time set in C1-09 [Fast Stop Time]. Fault relay output terminal MA-MC
turns ON, and MB-MC turns OFF.
3 : Alarm Only
The keypad shows oH3, and operation continues. The output terminal set for Alarm [H2-01 to H2-03 = 10] turns ON.
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L1-04: Motor Thermistor oH Fault Select

No.
Name
(Hex.)
L1-04 Motor Thermistor oH Fault
Select
(0483)
0 : Ramp to Stop
The drive ramps the motor to stop in the deceleration time. Fault relay output terminal MA-MC turns ON and MB-
MC turns OFF.
1 : Coast to Stop
The output turns OFF and the motor coasts to stop. Fault relay output terminal MA-MC turns ON, and MB-MC turns
OFF.
80
V/f OLV/PM EZOLV OLV/PM
Sets drive operation when the PTC input signal entered into the drive is at the oH3 [Motor Overheat
Alarm] detection level.
V/f OLV/PM EZOLV OLV/PM
Sets the drive operation when the PTC input signal to the drive is at the oH4 [Motor Overheat Fault
(PTC Input)] detection level.
Description
Description
YASKAWA TOEPC71061732E HV600 Drive Installation & Primary Operation
Default
(Range)
3
(0 - 3)
Default
(Range)
1
(0 - 2)