D2 Drive User Guide v1.8 8. Protection Function
HIWIN Mikrosystem Corp. 244
8.5. Over temperature protection
8.5.1. Soft-thermal protection
D2 drive has the function of estimating the motor temperature by using the software. Utilizing
the current output to estimate the motor power and then estimate the motor temperature.
When it reaches the default value of drive, the drive issues an error message of “Soft-thermal
threshold reached”, enters the emergency stop process, and finally disables the motor. Select
the “Soft-thermal Accumulator” item in “Quick view” to observe the current estimation of motor
temperature.
8.5.2. Drive over temperature protection
D2 drive has the protection of drive over temperature. When the drive’s temperature reaches
80 °C, the error message of “Amplifier over temperature” is displayed, and the motor is
stopped.