Greenheck GB - Manual - manualsarea.com

Page 2 - Contents; PERFORMANCE AND DIMENSIONS:; Models G and GB; Spun Aluminum • Downblast; Centrifugal Roof Exhaust Fans; Codes and Certifications; High Wind Certification; Miami-Dade NOA for high wind and hurricane zones; Seismic Certification

Contents Model Comparison . . . . . . . . . . . . . . . . . . . . . . 3 Construction Features . . . . . . . . . . . . . . . . . 4-5 Emergency Smoke Control . . . . . . . . . . . . . . . 6 Seismic . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 6 High Wind & Hurricane . . . . . . . ...

Page 3 - • Performance as cataloged is assured. All fan sizes; Belt Drive; resistance ductwork; Model Comparison

Models G and GB Spun Aluminum • Downblast Centrifugal Roof Exhaust Fans Greenheck models G and GB centrifugal roof exhaust provide the industry’s best performance and durability for general clean air applications where air is discharged downward, toward the roof surface.• Broadest performance in the...

Page 4 - Construction Features; Standard Construction Features; High Wind Construction Features

Construction Features Models G and GB 4 Standard Construction Features Wheel An aluminum, backward-inclined, non-overloading centrifugal wheel is utilized to generate high-efficiency and minimal sound . Wheel cones are carefully matched to the venturi for maximum efficiency. Each wheel is roboticall...

Page 5 - DRIVE FRAME

5 Construction Features Models G and GB 8 8 DRIVE FRAME (BELT DRIVE) MODEL GDIRECT DRIVE 15 12 11 7 6 5 1 14 18 17 16 9 8 4 3 2 19 10 MODEL GBBELT DRIVE 13

Page 6 - Applications; G and GB models; G and GB; Protocols designed for seismic standards:; Emergency Smoke Control

With changes in building codes and standards more equipment is being required to be seismically certified in areas of the country not commonly thought of as being in seismically active zones. The International Building Code (IBC) is designed to provide model code regulations that safeguard public he...

Page 7 - High Wind and Hurricane -; Greenheck is leading the High Wind Standard for roof top fans and; Protocols designed

7 High Wind and Hurricane - G and GB Greenheck is leading the High Wind Standard for roof top fans and ventilators. Forceful winds and wind-borne debris are the cause of most hurricane damage. Hurricane winds start at 75 mph. At speeds over 150 mph, wind can exert a force of 75 pounds per square foo...

Page 8 - Motor; Model G; Benefits; see chart; Options; Variable Volume; Features

Vari-Green ™ Motor - Model G Greenheck’s electronically commutated Vari-Green ™ (VG) motor combines motor technology, controllability and energy- efficiency into one single low maintenance unit and is the industry’s first fully controllable motor . When combined with Greenheck’s G fans all the CFM a...

Page 9 - will lessen the amount of conditioned air that is; Demand Control Ventilation; for multi-story buildings; may utilize G fans with Vari-GreenTM motor and; LEED information; movement when they joined the United States; Controls; Remote mounted dial

9 Options Fan Price VFD Price Example: Initial Cost Comparison Belt Drive vs. Direct Drive Vari-Green $0 100 200 300 400 500 600 700 GB-121 G-123-VG The diagram shows how the overall cost of a fan with a direct drive Vari-Green motor is less than the cost to purchase a belt drive and add a VFD to it...

Page 10 - Options and Accessories; Roof Curbs; Model GPF

Options and Accessories 10 Roof Curbs Prefabricated roof curbs reduce installation time and costs by ensuring compatibility between the fan, the curb and roof opening . All curbs are insulated with fiberglass. A wide variety of roof curbs are available, including: flanged, pitched and sound-absorbin...

Page 11 - Disconnect Switches

11 Speed Controllers for Standard Motors Available for use with shaded pole and permanent split capacitor (PSC) open motors on model G fans . They provide an economical means of system balancing with direct drive fans. Disconnect Switches A wide selection of NEMA rated switches are available for pos...

Page 12 - Typical Installations; General Clean Air; Tests were conducted to assure safe, rugged and; High Wind, Hurricane and Seismic; curb cap to allow for roofing and flashing.; Wheel Rotation; figure 1

12 Typical Installations Models G and GB Note: The typical installations shown are recommendations based on national codes. Local authority may supersede these recommendations. General Clean Air (figure 1) Models G and GB exhaust fans are designed to meet the needs of general clean air applications ...

Page 13 - Fan Inlet Connections; poorly designed elbows, improperly selected; Good; Model Number Code; by the size and performance.; Wheel Pressure Level; Configuration

13 VG = Vari-Green™ (Direct Drive only) Motor HP (Belt Drive only) 6 = 1/6 10 = 1 50 = 5 4 = 1/4 15 = 11/2 75 = 71/2 3 = 1/3 20 = 2 100 = 10 5 = 1/2 30 = 3 150 = 15 7 = 3/4 Motor RPM (Direct Drive only) A = 1725 D = 1550 B = 1140 E = 1050 C = 860 G = 1300 International (See CAPS for performance) K =...

Page 14 - Roof Downblast - Exhaust

Static Pr essur e (in. wg) Static Pr essur e (Pa) Volume (cfm) 3 Volume (m /hr ) RPM (Direct) Density 0.075 lb/ft 3 Density 1.2 kg/m 3 14 Roof Downblast - Exhaust Direct Drive G-060 • G-065 Performance certified is for installation type A: Free inlet, Free outlet. Power rating (BHP) does not include...

Page 18 - Roof Downblast Exhaust

DO N O T SE LE C T TO T H E L E FT O F TH IS S Y S TE M C U R V E Static Pr essur e (in. wg) Static Pr essur e (Pa) Volume (cfm) 3 Volume (m /hr ) RPM (Belt) RPM (Direct) RPM (Vari-Green) HPDensity 0.075 lb/ft 3 Density 1.2 kg/m 3 18 Performance certified is for installation type A: Free inlet, Free...

Page 26 - Roof Downblast - Belt Drive

DO N OT S EL EC T TO T H E LE FT O F TH IS S Y S TE M C U R VE Static Pr essur e (in. wg) Static Pr essur e (Pa) Volume (cfm) 3 Volume (m /hr ) RPM (Belt) RPM (Direct) RPM (Vari-Green) HPDensity 0.075 lb/ft 3 Density 1.2 kg/m 3 2200 Motor HP Fan RPM Static Pressure in Inches wg Belt Direct .5 .75 1 ...

Page 47 - Specifications; Constant Pressure; speed based on demand while maintaining a; Remote Dial; volt AC power to 24 volt AC power.

47 Specifications Vari-Green ™ Controls Specification Constant Pressure Greenheck’s Constant Pressure system shall be a complete package designed to regulate fan speed based on demand while maintaining a constant static pressure . System shall include fan with Vari-Green™ Motor, Vari-Green Constant ...

Page 48 - Direct Drive Specifications; of

48 Direct Drive Specifications Model G Spun aluminum downblast exhaust fans shall be direct drive type . These fans are specifically designed for roof mounted applications exhausting relatively clean air . Performance capabilities range up to 6,640 cfm (11,281 m 3 /hr) and 1 in. wg (249 Pa) of stati...

Page 49 - High Wind Specifications

49 Direct Drive, Severe Duty Specifications Model G High Wind Specifications Fans shall meet all Greenheck wind load standards and shall contain the following third-party certifications: • Miami-Dade NOA# 09-0624 .09 • Licensed P .E . calculations shall be available for fan per ASCE 7-02 Minimum Des...

Page 50 - Belt Drive Specifications; Model GB; on true vibration isolators, out of the airstream .

50 Belt Drive Specifications Model GB Spun aluminum downblast exhaust fans shall be belt drive type . These fans are specifically designed for roof mounted applications exhausting relatively clean air . Performance capabilities range up to 44,700 cfm (75,946 m 3 /hr) and 2.5 in. wg (623 Pa) of stati...

Page 51 - Belt Drive, Severe Duty; Seismic Specifications

51 High Wind Specifications Fans shall meet all Greenheck wind load standards and shall contain the following third-party certifications: • Miami-Dade NOA# 09-0624 .09 • Licensed P .E . calculations shall be available for fan per ASCE 7-02 Minimum Design Loads for Buildings and Other Structures for ...

Page 52 - Quick Delivery and Quick Build Programs; Greenheck’s Quick Delivery Program provides many options to; Our Warranty; Regional warehouses are nearby; Quick Delivery & Quick Build

P.O. Box 410 • Schofield, WI 54476-0410 • Phone (715) 359-6171 • greenheck.com Quick Delivery and Quick Build Programs Greenheck’s Quick Delivery Program provides many options to help you meet your project’s schedule. Stocking warehouses and distribution centers around the world ensure same-day pick...

Greenheck GB - Manual

Table of Contents:

Summary

Other Greenheck Models