Hoffman Condenser Fan Speed Control

Variable speed controls must be specially designed for use with ceiling fans. Hoffman variable fan speed control. For condenser motor electronic head 120 240 volts hoffman controls 814 10eh microprocessor electronic head pressure control for condenser motor 120 240 volts.

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709 Vma

706 Ffs Tb

870 10d

710 Vdc

Controls For Hvac Condenser Fans

770 Psc

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Hoffman condenser fan speed control.

Made in united states. The johnson controls condenser fan speed control is a cost effective weather resistant durable motor speed control. Six foot 1 83 m power cord plugs into standard 120 v 50 or 60 hz outlet. Main advertisement the advertisement will automatically cycle once the first time.

Approved for single phase psc motors commonly used in many refrigeration and air conditioning condenser fan applications. On the other end one wire will go to the terminal block labeled neutral or line 2 and a wire going to the fan relay will control fan speed. This electronic head pressure control modulates condenser fan motor speed thereby varying the air volume through the condenser. 814 816 head pressure control 865d three phase head pressure control 870 10d head pressure control for fixed speed psc and ec motors 880 ecm head pressure control 851 ms multiple sensor selector 861 asq condenser fan sequencer 890 universal sequencer and modulator.

Variable speed ec motors as head pressure control see bulletin t40 hpc ag for details smartspeed fan motor technology on models using chassis 3 see our product data and specifications for full details pdf pump down toggle switch. Using a dimmer. Wiring the fan to a variable speed control switch lets you make fine adjustments to the fan s speed. Wide adjustable pressure throttling range.

Compact polycarbonate control housing can be mounted in any position. Electric defrost kit with mechanical time clock and contactors as required. Locate the identification tag for the fan motor which will be somewhere on the fan or motor block. Johnson controls single phase 208 240v condenser fan speed control with maximum output amperes of 8 and high vac triacs of 3.

Identify the speed wires the remaining wires generally capped off with wire nuts are speed wires. Nema 5 15r outlet provides power to fan. 1 1 pounds view shipping rates and policies. Idle speed and temperature slope are field adjustable.

Push to reset thermal circuit breaker inside control housing. The control monitors the head pressure by sensing the sub cooled liquid line temperature. There are two temperature inputs and three outputs pwm 0 10 vdc and 10 0 vdc to control the ecm or vfd variable speed fan motor. Manufactured by hoffman controls company.

Nema 3r enclosure with integral metal heat sink and stand off.