0: Light load (run for a long time at below
120% load)
1: Heavy load
The basic method is to calculate the VFD
overload starting point according to the
relationship between rated current of this
power section and that of next power
section. The VFD can run for a long time
below the overload starting point.
0X0000–0XFFFF
Bit0: When it is 1, it indicates that
power-frequency fan is started.