Trane VAV-SLM002-EN manuale d’uso

Marketing Guide VariTrac TM Changeover - Bypass VAV Systems Order No.: VA V-SLM002-EN Date: Ma rch 2002[...]

2 VAV-SLM002-EN The VariTrac History Tr ane brought th eir exp ertis e in variab le air volum e (VAV) co ntrols int o the change over- bypass zoning m ark et with the introduc tion of VariT rac in 1989. T he concep t of c hangeo ver-b ypass zoning br ings th e flexib ilit y and com for t of VAV s ystem s into the light c omm erc ial unitar y mark e[...]

VAV-SLM002-EN 3 Contents The History of VariTrac................................................. 2 Introduction ................................................................... 4 W hy Ch angeover By pass VAV ............................ 4 The Delivered Sy stems Concept .......................... 5 Feature and Benef its..........................[...]

4 VAV-SLM002-EN Introduction Why Changeov er-Bypass VAV Pack aged unit ary s ystem s off er one of toda y’s m ost popu lar and c ost- eff ective m ethods for s upplyin g con ditio ned air t o sm all c omm erc ial buildings . The unitar y machine m ost c omm only used has a c onstant volum e fan with a fix ed outsid e air damper and a si ngle th e[...]

VAV-SLM002-EN 5 The Delivered Sy stems Concept Delivered products repr esent appr oxim atel y eight y percent of the light comm ercial bui lding m arket. T he term delivered product refers to th e relationsh ip bet ween the m anufactur er and the c ontrac tor. T he relationsh ip is often lim ited to th e sale a nd del iver y of the pr oduct. T he c[...]

6 VAV-SLM002-EN Features and Be nefits The prim ar y advanta ge of Trane’s zoning system s is that the y are complete ly integr ated s y s tem s with T rane’s unitar y equipm ent. Another benefit is that th ese s ystem s are so s im ple to insta ll, oper ate and service, t hat co ntractors and insta llers can tak e advanta ge of the delivered c[...]

VAV-SLM002-EN 7 Hardware Ov erview Central Control Panel Enclosure The ne w VariTr ac Central Control Pane l (CCP) has a thr ee-piec e enclosur e f or sim plif ied insta llat ion. All wiring is do ne on large , easil y access ible term inal s trips located in the wall m ount base plate. The electron ics are locate d in t he m iddle sec tion, which [...]

8 VAV-SLM002-EN Digital Display Zone Sensor The ne w digita l displa y zone s ens or has th e look and func tionali ty of the standard T rane zone se nsor, bu t inc ludes an LCD digita l dis pla y of the space tem peratur e and setp oint adj ustm ent in degr ees F or C. T he sensor has ON a nd CANCEL buttons , and a comm unic ations jack whic h can[...]

VAV-SLM002-EN 9 Supply A ir Tempering It is no w poss ible to ena ble the S uppl y Air T em pering func tion in a Voyager via the C CP. This allo ws the Vo yager to c ycle a stag e of he at on and of f to warm up the s upply air str eam and bett er m anage the l oad created b y incr eased v entila tion air req uirem ents. CO2 Based Demand Control V[...]

10 VAV-SLM002-EN A p plication Consider ations for Changeo ver-Bypass-V AV A buildi ng with var ying loads due to occupa ncy, tim e- of-da y, or other special needs is a l ikel y candidate for a c hangeo ver-b ypass VAV s ystem . Also, an y struc ture re quired t o m eet the hi gher ve ntilat ion requ irem ents assoc iated with ASHRA E Stan dard 62[...]

VAV-SLM002-EN 11 Customer Identification In technic al sal es, it is im portant t o unders tand t he ans wer to a fundam ental ques tion: W ho needs this produc t and why? Ideal cus tom ers f or VariT rac changeover- bypass VAV s ystem s inc lude: • custom ers with b uildi ngs hav ing sig nific ant v ariable occupa nc y (schools , off ice build i[...]

12 VAV-SLM002-EN Contractors The f irst c ost benefits assoc iated with Trane’s ch angeover -bypas s-VA V system s are im portant to c ontractor s bec ause: • at the top of their list is a “ deli vered” s ystem that requ ires v ery littl e program m ing, virtua ll y no engineer ing, and is s im ple to i nstall, operate, a nd ser vice • au[...]

VAV-SLM002-EN 13 Selling Changeover-Bypass-VA V Systems Tr ane’s largest c om petitor for selling VAV zoni ng syst em s is T rane! W e sell m ore roof tops with progr amm able therm os tats than our com petitors do selling t heir V AV zo ning s ystem s. In other words , even though we have a for m idable com petitor with C arrier’s VVT s y s te[...]

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16 VAV-SLM002-EN Trane An Ameri can St and ard Com pany www.tra ne.com For more information contact your local district office or e -mail us at comfo rt@trane. com Literature Order Num ber VAV-SLM002-EN Date March 2002 Supersedes New Stocki ng Location LaCrosse Since Tr ane h as a pol icy of co ntinuo us pr oduct and prod uct dat a imp rovem ent, i[...]