Chapter 6 Parameter Description of Pump
122
6
6-9 Overheating Disposals
Func.
Name
Description
F_140
NTC Thermistor
Setting
=0: Disable.
*Disable the NTC thermistor.
*The
―Ht‖ fault detection is disabled.
*The display 6 (terminal status and heat sink temperature) of
drive monitor mode will not display heat sink
’s temperature.
=1: Enable.
*Enable the NTC thermistor.
F_141
Drive Overheat
Pre-alarm
Selection
=0: Disable.
=1: Warning (Ht):
*Continue operation.
=2: Warning (Ht):
*Drive automatically de-rates the switching frequency every 5
minutes.
=3: Warning (Ht):
*
Drive trips to ―Ht‖ protection and stop the drive operation,
when the temperature of heat sink is over F_142.
*The cooling fan will restart, when the temperature is lower
than the drive overheating dead band (F_143).
F_142
Drive Overheat
Pre-alarm Level
․
Set the warning level for overheating detection.
F_143
Drive Overheating
Dead Band
․
Set the temperature dead band of F_142 and F_145.
F_144
Fan Control
Selection
=0: Forced air.
*Fan will start running at drive power ON.
=1: Operation air.
*Fan will start running when the drive is running.
=2: Temperature level setting
*Fan will start running when the temperature is over the setting
level of F_145.
F_145
Temperature Level
of Fan Activation
․
Set the temperature level of fan activation.
F_146
Minimum Operation
Time of Fan
․
Set the minimum operation time for fan when the fan
stops.
Display ”Ht”
Minimum
operation
time F_146
Drive
overheating
pre-alarm level
F_142
Temperature
level of fan
activation F_145
Fan operation
Overheating
pre-alarm level
※
F_144 = 2 (Temperature Level setting)
Temperature
Time
105
℃
Display
”OH”
Overheating
dead band
F_143
Overheating
dead band
F_143
Overheating
dead band
F_143
Overheating
pre-alarm level
Time
Time
Time
Summary of Contents for RM6F5 series
Page 1: ...AC MOTOR DRIVE Operation Manual RM6F5 series ...
Page 194: ...Notes 194 Notes ...
Page 195: ...Notes 195 Notes ...