Delta CFP2000 Series User Manual page 381

Chapter 12 Description of Parameter SettingsCFP2000
PWM Fan Speed

Settings
 For different application and environment, adjust the fan speed to expedite the heat dissipation
of the drive.
 Default for 460V series (45 kW, 55 kW, 75 kW, 90 kW and 110 kW) is 80%; default for other
series are 60%.
 460V series: 22kW and above models are controlled by PWM fan speed control, and Pr.07-50
is available.
60–100%
12.1-07-14
Default: 60