ACME DIRECT DRIVE PROPELLER WALL FAN

• ACME Dynamaster is easy to install.
• Smart streamlined construction includes back guard (motor side) as standard equipment when ordered without wall housing.
• Front guards (propeller side) also available.
• Dynamaster fan by Acme is available with galvanized steel wall housing.
• Aluminum propeller, epoxy painted steel orifice.
• Dynamaster ACME Fan offers totally enclosed motor with ball bearings.
• Variable speed with solid state controls.

Dynamaster Acme Fan Model FN and FQ

Models FN and FQ are high capacity direct drive propeller wall fans designed to deliver large volumes of air at relatively low
static pressures. Typical applications include manufacturing and assembly facilities, warehouses, parking garages, sports
and agricultural facilities.

Dynamaster Acme Fan Construction Features

Model FN Dynamaster Acme Fan

• Capacities range up to 22,400 CFM
• Up to 1 inch static pressure
• Available in 9 sizes from 14″ to 48″
• Available for either exhaust or supply ventilation
• Precision balanced heavy duty all welded aluminum propeller with tapered, circular arc airfoil blades

Model FQ Dynamaster Acme Fan

• Capacities up to 17,800 CFM
• Up to 7/8 inch static pressure
• Available for either exhaust or supply ventilation except models FQ98, 108, 129 and 1210 for exhaust only
• Precision balanced aluminum propeller with advanced teardrop blade design for exceptionally low noise and minimum air turbulence

Other Features
Frame and Orifice

• Constructed of all welded heavy gauge steel with charcoal baked enamel
• Deep, rolled, streamlined orifice for efficient performance
• Heavy wall steel tube frame for extra strength
• Designed to operate in any position

DYNMASTER FAN SIZE	FAN MODEL+	RPM	HP	CFM VS. STATIC PRESSURE			MAX BHP*	SHIP. WT.
				0.0	0 .100	0.125
12″	FQ129	1550	1/9	1380	1280	1245	0.105	44
16″	FQ16C6	1160	1/8	2180	2020	1960	0.148	56
18″	FN18E4	1760	1/4	3430	3165	3090	0.3	124

+ When used with a 2-speed switch, speed reduction is approximately 30% for low speed.
Performance shown is for installation type A – free inlet, Free outlet.
* Power rating (BHP) does not include drive losses.
Power ratings do not include the effects of appurtenances in the airstream.
Certified Sound Ratings for FQ & FN Models shown in catalog S-4.
Model FN18E4 is not licensed to bear the AMCA Seal.

There are many factors contributing to the need for greenhouse, agriculture, animal building, warehouse and industrial cooling and ventilation equipment. The primary source of heat in a greenhouse is solar radiation.

To reduce greenhouse temperatures, air removal is required and its rate of removal is a function of the floor area.

For greenhouse and agriculture, we offer in addition to a blower, greenhouse air conditioning systems of all types.

Our greenhouse air conditioning systems promote animal and plant health and the greenhouse air conditioning systems we sell are adaptable climates of the world. Fan and evaporative cooling systems have been a major focus of our company since 1941.

Our fans (including Acme Dynamaster fans) are used for air circulation, exhaust systems, ventilation and a wide variety of other air moving needs.

Acme Engineering & Manufacturing Corporation certifies that the Acme DynaMaster shown herein is licensed to bear the AMCA Seal. The ratings shown are based on tests and procedures performed in accordance with AMCA Publications 211 and 311 and comply with the requirements of the AMCA Certified Ratings Program.

DYMASTER SIZE FAN	WALL HOUSING		SHUTTER		INLET GUARD		DIMENSIONS
	MODEL	WT.	MODEL	WT.	MODEL	WT.	A WIDTH	B WIDTH
12″	WS12FQ	15	WAA1515	4	GS12	6	161/4″	18″
16″	WS16FQ	18	WAA2020	8	GS16	8	21 1/4″	23″
18″	WS18FN 2	2	WAA2222	8	GS18	10	231/4″	25″

Belt Drive Propeller Roof Ventilators

Models EC and ECH

Models EC and ECH are low silhouette belt drive propeller fans for exhaust or supply ventilation. Capacities up to 74,200 CFM
and up to 7/8 inch static pressure. EC and ECH fans are designed for high capacity general ventilation. Typical applications include a wide range of commercial, industrial, and institutional facilities such as schools, hospitals, prisons, and assembly areas.

Construction Features

Housing

• Hood and framework constructed of heavy gauge aluminum
• Bolted-on hood provides easy access to motor drive compartment
• Large hood provides full perimeter opening for efficient air flow and weather protection
• Steel fasteners are zinc dichromate plated
• Welded tubular steel frame supports motor, propeller and drive assembly
• Heavy gauge galvanized wire birdscreen

Aluminum Propeller

• All welded heavy gauge aluminum propeller
• Non-overloading design for safe operation
• Precision balanced for smooth vibration free operation

Disconnect Switch

• Mounted over knock-out in orifice plate allowing convenient wiring to power source
• Explosion proof switch separate when explosion proof motors are selected.

Bearings

• Permanently lubricated in an Acme D.S. pillow block housing
• Bearings are resiliently mounted in neoprene rings
• Rated at L50 life of 200,000 hours
• 5 year limited warranty on Acme D.S. pillow block bearings
• Pillow block bearings are standard on ECH72