Product Specification Guide
Model VAER, Direct Drive Sidewall Mounted Propeller Fan 
Facility Services Subgroup: Division 23 Section 23 34 23

Note to User: This document is subject to copyright protection and is proprietary to Venco Products. However, Venco Products authorizes the user a limited non-exclusive license to use this document or portions of it for the purpose of preparing written product specifications for the above CSI Master Format category. All information in this document as provided by Venco Products is informational in nature and is provided without representation or warranty of any kind as to the user or any other party, including, without limitation, ANY IMPLIED WARRANTY OF MERCHANTABILITY, FITNESS FOR PARTICULAR PURPOSE, OR NON-INFRINGEMENT. To the greatest extent permitted by applicable law, Venco Products assumes no liability, and User assumes all liability and risk, for the use or results from the use of this document or the information contained herein, whether as modified by the user or not. Users should consult www.VencoProducts.com to verify that this document represents the most current version.

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Specifier Notes: This product specification guide is written in accordance to the Construction Specifications Institute (CSI) Format - 2004 Edition.

This section must be carefully reviewed and edited by the Engineer to meet the requirements of the project and local building code. Coordinate with other specification sections and the drawings.

Delete all unnecessary “Specifier Notes” when editing this section.
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1.	GENERAL

1.1	SUMMARY

A.	Section Includes: HVAC Power Ventilators
B.	Related Sections:
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Specifier Notes: Delete any sections below not relevant to this project; add others as required.
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1.	01 00 00 General Requirements
2.	07 00 00 Thermal and Moisture Protection
3.	09 00 00 Finishes
4.	23 00 00 Heating, Ventilating, and Air-Conditioning (HVAC)
5.	26 00 00 Electrical

1.2	REFERENCES

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Specifier Notes: Delete references from the list below that are not actually required by the text of the edited section.
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A.	Air Movement and Control Association Inc. (AMCA):
1.	99 - Standards Handbook
2.	200 - Publication, Air Systems
3.	201-90 - Publication, Fans and Systems
4.	202-88 - Publication, Troubleshooting
5.	203-90 - Publication, Field Performance Measurement of Fan Systems
6.	211-05 - Publication, Certified Ratings Program – Product Rating Manual for Fan Air Performance
7.	300-96 - Standard Reverberant Room Method for Sound Testing of Fans
8.	311-05 - Publication Certified Ratings Program – Product Rating Manual for Fan Sound Performance
9.	99-0401-86 - Classification for Spark Resistant Construction
10.	99-2408-69 - Operating Limits for Centrifugal Fans
B.	American National Standards Institute/Air Movement and Control Association Inc. (ANSI/AMCA ﻿Standard):
1.	204-20 – Balance Quality and Vibration Levels for Fans
2.	210-25 – Laboratory Methods of Testing Fans for Certified Aerodynamic Performance Rating
C.	American National Standards Institute (ANSI):
1.	11-r1999 - Method of Evaluating Load Ratings of Bearings 
D.	American Society of Civil Engineers (ASCE):
1.	7-02 - Minimum Design Loads for Building and Other Structures
E.	American Society of Heating, Refrigerating and Air Conditioning Engineers, Inc. (ASHRAE):
1.	Chapter 45 - 2003 Handbook, HVAC Applications
2.	Chapter 7 - 2001 Fundamentals handbook, Sound-Vibration
3.	Chapter 32 - 2001 Fundamentals handbook, Duct Design
4.	Chapter 18 - 1992 HVAC System and Equipment handbook, Fans
F.	American Society for Testing and Materials (ASTM):
1.	E330-02 - Standard Test Method for Structural Performance of Exterior Windows, Doors, Skylight and Curtain Walls by Uniform Static Air Pressure Difference
G.	National Fire Protection Association (NFPA):
1.	70 - National Electrical Code
2.	90A-02 - Standard for the Installation of Air-Conditioning and Ventilating Systems
3.	92A-06 - Recommend Practice for Smoke-Control System
4.	92B-05 - Standard for Smoke Management System in Malls, Atria, and Large Areas
5.	96-04 - Standard for Ventilation Control and Fire Protection of Commercial Cooking Operations
H.	Occupational Safety and Health Administration (OSHA):
1.	1910.212 - General requirements for Machine Guarding
2.	1910.219 - General requirements for guarding safe use of mechanical power transmission apparatus
3.	1926.300 - General requirements for safe operation and maintenance of hand and power tools
I.	Underwriters Laboratories (UL):
1.	507 – Electric Fans
2.	555 – Fire Dampers
3.	555S – Smoke Dampers
4.	705 – Standard Power Ventilators
5.	705 – Supplement SC - Standard Power Roof Ventilators for Restaurant Exhaust Appliances
6.	793 – Snow Load

1.3	SUBMITTALS

A.	General: Submit in accordance with Section 01 33 00 Submittal Procedures.
B.	Provide dimensional drawings and product data for each fan.
C.	Provide fan curves for each fan at the specified operation point, with the flow, static pressure and horsepower clearly plotted.
D.	Provide outlet velocity and fan's inlet sound power readings for the eight octave bands, decibels, and sones.
E.	Strictly adhere to QUALITY ASSURANCE requirements as stated in section 1.4 of this specification.
F.	Provide manufacturer's certification that supply and exhaust fans are licensed to bear Air Movement and Control Association (AMCA), Certified Rating Seal for FEI, Sound and Air Performance.
G.	Provide fan FEI value on design documents and product submittals when operating power is greater than or equal to 1 hp.
H.	Installation, Operation, and Maintenance Manual (IOM): Provide manufacturer's installation, operations, and maintenance manual, including instructions on installation, operations, maintenance, receiving, handling, storage, safety information and cleaning. A troubleshooting guide, parts list, warranty and electrical wiring diagrams.

1.4	QUALITY ASSURANCE

A.	Performance ratings: Conform to AMCA standard 211 and 311. Fans must be tested in accordance with ANSI/AMCA Standard 210-16 and AMCA Standard 300-14 in an AMCA accredited laboratory. Fans shall be certified to bear the AMCA label for sound, air, and FEI performance seal.
B.	Fans shall have a Fan Energy Index (FEI) rating that meets or exceeds requirements of the latest edition of ASHRAE 90.1.
C.	Classification for Spark Resistant Construction, levels B and C, conform to AMCA 99.
D.	Each fan propeller is balanced to meet a balance grade of G6.3.
E.	Comply with the National Electrical Manufacturers Association (NEMA), standards for motors and electrical accessories.
F.	The Finite Element Analysis (FEA) is the results from the CFD and it can accurately predict the stress, strain, and deflection resulting from high wind loads.

1.5	DELIVERY, STORAGE, AND HANDLING

A.	Delivery: Deliver materials to site in manufacturer’s original, unopened containers and packaging, with labels clearly indicating manufacturer, material, products included, and location of installation.
B.	Storage: Store materials in a dry area indoor, protected from damage, and in accordance with manufacturer’s instructions. For long term storage follow manufacturer's Installation, Operations, and Maintenance Manual.
C.	Handling: Handle and lift fans in accordance with the manufacturer’s instructions. Protect materials and finishes during handling and installation to prevent damage. Follow all safety warnings posted by the manufacturer.

1.6	WARRANTY

A.	Manufacturer's Warranty: Submit, for Owner's acceptance, manufacturer's standard warranty document executed by authorized company official. Manufacturer's warranty is in addition to, and not a limitation of, other rights Owner may have under Contract Documents.
1.	The warranty of this equipment is to be free from defects in material and workmanship for a period of one year from the purchase date. Any units or parts which prove defective during the warranty period will be replaced at the Manufacturers option when returned to Manufacturer, transportation prepaid.
2.	Motor Warranty is warranted by the motor manufacturer for a period of one year. Should motors furnished by us prove defective during this period, they should be returned to the nearest authorized motor service station.

1.7	MAINTENANCE

A.	Refer to Manufacturer's Installation, Operation and Maintenance Manual (IOM), to find maintenance procedures.

2.	PRODUCTS

2.1	MANUFACTURER

A.	Venco Products, PO Box 410, Schofield, Wisconsin 54476. Phone: 1.833.881.0565.
Email: info@vencoproducts.com. Website: www.VencoProducts.com
B.	

2.2	DIRECT DRIVE SIDEWALL MOUNTED PROPELLER FAN - VENCO PRODUCTS MODEL VAER

A.	General Description:
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Specifier Note: Fan arrangement includes supply and exhaust modes. Consult manufacturer for additional information.
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1.	Fan arrangement shall be either supply or exhaust, see Fan Schedule.
2.	Sidewall mounted applications.
3.	Performance capabilities up to 78,600 cubic feet per minute (cfm) and static pressure to 3.4 inches of water gauge.
4.	Fans are available in eight sizes with nominal propeller diameters ranging from 20 inches through 60 inches (20-60 unit sizes).
5.	Maximum continuous operating temperature 150° Fahrenheit (65° Celsius) with appropriate motor selection.
6.	Minimum continuous operating temperature -10° Fahrenheit (-23° Celsius).
7.	Each fan shall bear a permanently affixed manufacture's engraved metal nameplate containing the model number and individual unit serial number.
B.	Propeller:
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Specifier Note: Edit the following wheel material to fit the requirements of the project:
1.	Cast aluminum propeller constructed of cast aluminum tapered airfoil blades and cast aluminum hub.
2.	Fabricated steel propeller constructed of galvanized steel blades and spider, attached to cast aluminum hub.
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1.	Constructed of: [Cast Aluminum] [Fabricated Steel]
2.	Securely attached to motor shaft with a standard square key, set screw and tapered bushing.
3.	Statically and dynamically balanced in accordance with AMCA Standard 
204-05.
4.	The propeller and fan inlet will be aligned and shall have precise running tolerances for maximum performance and operating efficiency.
5.	Propellers are not coated when fan coatings accessory is selected regardless of material type.
C.	Motor: 
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Specifier Note: Item 1 (a-b) is an AC induction type motor. If specifying this type of motor, delete item 2 (a-f) Electronically Commutated Motor.
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Specifier Note: Edit the following motor enclosures to meet project requirements. Consult manufacturer for additional information.
1.	Open Drip-Proof (ODP) – Opening in the frame body and or end brackets.
2.	Totally enclosed fan cooled (TEFC) – No opening in the frame or brackets. Equipped with an external fan to blow air over the motor.
3.	Totally Enclosed Air Over (TEAO) – Motor is not self-ventilated and must be cooled by means external to the motor.
4.	Explosion Resistant Enclosure (EXP) – Totally enclosed motor, with a housing constructed to contain any explosion within the motor caused by the hazardous atmosphere entering the enclosure and being ignited.
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1.	AC Induction Motor
a.	Motor Enclosure: [Open Drip-Proof] [Totally Enclosed Fan Cooled] [Totally Enclosed Air Over] [Explosion Resistant Enclosure]
b.	Motors are permanently lubricated, heavy duty ball bearing type to match with the fan load and pre-wired to the specific voltage and phase.
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Specifier Note: Item 2 below is an Electronically Commutated motor (Vari-Green®). If specifying the Vari-Green® motor, item 2 (a-f) below are specific to this motor. Item 1 (a-b) above (AC induction type motor) should be deleted.
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Specifier Note: Edit the following motor enclosures to meet project requirements:
1.	Open Drip-Proof (ODP) – Opening in the frame body and or end brackets.
2.	Totally Enclosed Fan Cooled (TEFC) – No opening in the frame or brackets. Equipped with an external fan to blow air over the motor.
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2.	Electronically Commutated Motor
a.	Motor Enclosure: [Open Drip-Proof] [Totally Enclosed Fan Cooled]
b.	Electronic commutation type motor (ECM) specifically designed for fan applications. AC induction type motors are not acceptable. Examples of unacceptable motors are: Shaded Pole, Permanent Split Capacitor (PSC), Split Phase, Capacitor Start and 3 phase induction type motors.
c.	Motors are permanently lubricated, heavy duty ball bearing type to match with the fan load and pre-wired to the specific voltage and phase.
d.	Internal motor circuitry to convert AC power supplied to the fan to DC power to operate the motor or integrated variable frequency drive.
e.	Motor shall be speed controllable down to 20% of full speed (80% turndown). Speed shall be controlled by either a potentiometer dial mounted at the motor or by a 0-10 VDC signal.
f.	Motors can achieve up to 95% efficiency (model and horsepower dependent).
D.	Drive Frame:
1.	Drive frames and fan panels shall be bolted construction.
2.	Drive frame assemblies and fan panels shall be galvanized steel or painted steel.
3.	Drive frame shall be formed steel and fan panels shall have pre-punched mounting holes, formed flanges, and a deep formed venturi.
E.	Disconnect Switch:
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Specifier Notes: Edit the following Disconnect Switches to meet project requirements. Factory Mounted and Shipped loose for field mounting, National Electrical Manufacturers Association (NEMA). Consult manufacturer for additional information.
1.	NEMA 1 – Indoor application no water
2.	NEMA 3R – Outdoor application falling rainwater
3.	NEMA 4 – Outdoor application hose directed water
4.	NEMA 4X – Same as NEMA 4, but corrosion resistant
5.	NEMA 7 and 9 – Explosion resistant indoor and outdoor use
6.	NEMA 12 – Industrial use, dust-tight, and drip-tight, oil resistant for indoor use
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1.	NEMA Rated: [1] [3R] [4] [4X] [7&9] [12]
2.	Positive electrical shut-off.
3.	Wired from fan motor to junction box. 
F.	Options/Accessories:
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Specifier Notes: Specify accessories 1-11 required for the fans. Delete accessories not required. Consult manufacturer for additional information.
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1.	Closure Angles:
a.	Set of mounting flanges shall be available for field installation to close off the interior wall opening for a finished appearance.
2.	Damper:
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Specifier Notes: Specify gravity or motorized backdraft dampers. Specify damper size based on specified fan size. Consult manufacturer for additional information.
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a.	Type: [Gravity] [Motorized]
b.	Prevents outside air from entering back into the building when fan is off.
c.	Balanced for minimal resistance to flow.
d.	Galvanized frames with pre-punched mounting holes.
3.	Damper Guard:
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Specifier Notes: Edit the following damper guard material to meet project requirements. Guards meet OSHA requirements. Consult manufacturer for additional information.
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a.	Guard Frame Material: [Galvanized] [Aluminum]
b.	Shall completely enclose the damper or wall opening on the discharge side of the fan.
4.	Finishes:
*************************************************************************************************************Specifier Notes: Edit the following finishes to meet project requirements. Consult manufacturer for additional information. 
a.	Permatector – Thermo-setting polyester urethane.
b.	Hi-Pro Polyester – Meets or exceeds the chemical resistance properties of Air Dry Phenolic (Heresite). 
c.	Industrial Epoxy – Indoor, thermosetting epoxy powder with chemical resistance to a wide variety of chemicals, grey color.
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a.	Type: [None] [Permatector] [Hi-Pro Polyester] [Industrial Epoxy]
5.	Horizontal Mounting:
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Specifier Notes: Edit the following mounting locations to meet project requirements. Consult manufacturer for additional information.
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a.	Allows fan to be mounted in a horizontal configuration.
b.	Location: [Motor Top, Air Down] [Motor Bottom, Air Up] [Motor Top, Air Up] [Motor Bottom, Air Down]
6.	Wall Housing:
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Specifier Notes: Edit the following mounting arrangements to meet project requirements. Consult manufacturer for additional information.
a.	Flush Interior – Housing ships with angles mounted so unit mounts flush to the interior wall.
b.	Flush Exterior – Housing ships with angles mounted so unit mounts flush to exterior wall.
c.	Flush Interior Reverse Mount – Fan is reverse mounted in the housing and housing ships with angles mounted so unit mounts flush to the interior wall.
d.	Flush Exterior Reverse Mount – Fan is reverse mounted in the housing and housing ships with angles mounted so unit mounts flush to the exterior wall.
Note: reverse mounted fans change their designed application, a supply fan will exhaust, and exhaust fan will supply, and is designed to provide motor access from the opposite side of the wall housing.
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a.	Mounting arrangement: [Flush Interior] [Flush Exterior] [Flush Interior Reverse] [Flush Exterior Reverse]
b.	Constructed of galvanized steel or painted steel with heavy gauge mounting flanges and pre-punched mounting holes.
c.	Housing shall include OSHA approved motor guard.
d.	Reduces installation time and provides maximum installation flexibility.
7.	Wall Collar:
a.	Constructed of galvanized steel or painted steel with heavy gauge mounting flanges and pre-punched mounting holes.
8.	Motor Side Guard:
a.	Guard Type: OSHA Approved
b.	Protective guard of expanded metal screen in structural steel frames completely enclose the motor and drive side of the fan.
9.	Propeller Guard:
a.	Guard Type: OSHA Approved
b.	Constructed of coated steel.
c.	Protective guard completely enclose the propeller side of the fan.
10.	Weatherhood Kit:
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Specifier Notes: Edit the following weatherhood accessories items to meet project requirements. Consult manufacturer for additional information.
a.	Turndown Angles – 45 degrees is for exhaust only, 90 degrees is for both exhaust and supply.
b.	Birdscreen – 1/2 inch by 1/2 inch weld wire.
c.	Insect Screen – 16 to 18 inch aluminum mesh.
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a.	Shall shield wall opening and dampers from rain and snow.
b.	Frame Material Type: [Galvanized] [Painted Steel] [Aluminum]
c.	Turndown Angle: [45] [90] degrees
d.	Screen: [Galvanized Birdscreen] [Insect Screen]
e.	Finishes: [None] [Permatector] [Hi-Pro Polyester] [Industrial Epoxy]
11.	Variable Frequency Drive:
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Specifier Notes: The accessories listed below for Variable Frequency Drive are not required of each fan, only of fans containing a Vari-GreenTM Drive Model 100+. Delete accessories not required. Consult manufacturer for additional information. 
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a.	Factory programed, mounted and wired.
b.	Input Speed Control: [Potentiometer Dial] [4-20mA] [0-10VDC]
c.	24VDC damper power output.
d.	24VDC control power output.
e.	4 digital inputs.
f.	2 digital outputs.
g.	Bluetooth connectivity with Vari-Green Drive companion app.
h.	BACnet/Modbus communication points.
i.	Motor: (VFD Rated) compatible with induction and permanent magnet motors.
j.	Parameters of acquainted motor shall be set to include voltage, speed, FLA, acceleration/deceleration time, and minimum & maximum motor frequency.
k.	R3 Filtering for harmonic mitigation.
l.	UL Recognized for 3 phase input at [208-240V] [380-480V].
m.	NEMA 4X Enclosure.
n.	LED indication for Power, Run and Fault.

3.	EXECUTION

3.1	MANUFACTURER'S INSTRUCTIONS

A.	Compliance: Comply with manufacturer's product data, including technical bulletins, product catalog installation instructions.

3.2	EXAMINATION

A.	Examine areas to receive fans. Notify the Engineer of conditions that would adversely affect installation or subsequent utilization and maintenance of fans. Do not proceed with installation until unsatisfactory conditions are corrected.

3.3	PREPARATION

A.	Ensure roof openings are square, accurately aligned, correctly located, and in tolerance.
B.	Ensure duct is plumb, sized correctly, and to proper elevation above roof deck. Install duct as specified in Air Distribution (Division 23).

3.4	INSTALLATION

A.	Install fans system as indicated on the Installation, Operation and Maintenance Manual (IOM) and contract drawings.
B.	Install fans in accordance with manufacturer's instructions.

3.5	SYSTEM STARTUP

A.	Refer to Installation, Operation, and Maintenance Manual (IOM).

3.6	CLEANING

A.	Clean as recommended by manufacturer. Do not use material or methods which may damage finish surface or surrounding construction.

3.7	PROTECTION

A.	Protect installed product and finished surfaces from damage during construction.
B.	Protect installed fans to ensure that, except for normal weathering, fans will be without damage or deterioration at time of substantial completion.

END OF SECTION 23 34 23