Vfd Wiring Diagram Fan. The dsbk terminal is used with a variable speed fan. Knowledge of standard electrical wiring practices electronic components and electrical schematic symbols.
Header pcb label function. Safety warning only qualified personnel should instal l and service the equipment. Two pins for positive and negative out0 terminals.
The circuit diagram and phasor diagram.
Vfd working principlevfd is shorted for variable frequency drive also known as ac drives and inverters thats used to make an ac motor working in variable speed among other parameters. Ceiling fan wiring diagram. When only one zone calls for heat cool or fan the dsbk terminal operates the fan at low speed to reduce airflow. Frequency or hertz is directly related to the motors speed rpms.