Two Speed Fan Controller

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Two speed fan controller.

The two speed control allows motor rpm fan speed to operate between two discreet speeds a or b. There are two methods for switching between speeds. Spdt switch or relay connected to the dry contact input. Controller is in auto mode and fan is oper ating at speed set by fan speed a dial.

Than use a 30 a. Fan speed controls that include wall plates offer a variety of color choices including white ivory and stainless steel. Two speed control dials individually set 0 10v sig nals which are then selected via an external switch relay or control system input contains an integral 24v control transformer equipped with a b stop auto switch which is used to set the two fan speeds accept an external selec tion signal or stop the control signal to the motor. How to wire up a 2 speed ford taurus electric fan the relays i used is the zettler az979 1a 12de for low speed and az979 1c 12d for hi speed.

In order to control the fan s speed the fan needs its own system of wires separate from that of the lighting element. Auto allows selection between fan speed a and fan speed b based on an external switching device status indicator key solid red. If you are working on two speed motor wiring you will need an ac power supply the two speed motor and a double pole double throw switch. This project became a nice success and i used it for a couple years with flawless performance.

Rotary fan controls have manual low speed trim adjustment to ensure proper restart after power interruption. If you install a ceiling fan without wiring it properly it may prove impossible to operate the fan without the light on and vice versa. Copyright 2020 standard motor products inc designed developed by multimedia solutions. By connecting the proper wires to the high and low speed terminals on the motor and switch you can control how fast or slow it turns once powered up.

In 2018 i discovered the below high amp line of pwm controllers so i retired the 4 speed controller. 1801 waters ridge drive lewisville tx 75057. Slow speed start up and an independently adjustable ac fan speed. A ceiling fan s wiring is integral when it comes to controlling its speed.