Carrier 52M Performance Series Manual de usuario descargar pdf (Pagina 20)

FIELD--INSTALLED ACCESSORIES (CONT.)

SUBBASE

Part No.: SUBBASE--230V--15A

Part No.: SUBBASE--230V--20A

Part No.: SUBBASE--230V--30A

Part No.: SUBBASE--265V--15A

Part No.: SUBBASE--265V--20A

Part No.: SUBBASE--265V--30A

Part No.: SUBBASE--NON--ELEC

Part No.: LEVELING--LEGS

This decorative subbase supports the unit a nd is

available in three basic models: non--electrical,

electri cal, and hardwired .

A subbase (or leve ling legs) is required for

installations where the wall sleeve extends 4 or more

inches into the room o r the wall is less than 2 in.

(50.8 mm) thick. Th e minimum

clea

rance between

the bottom of the sl eeve and the floor is 3--1/4 in.

(82.6 mm), and the maximum clearance is 5--1 /2

(139.7 mm) inch es.

IMPORTANT: All standard cord--connected

265--v PTAC units will require a

field--installed electrical subbase accessory

per UL and NEC electrical codes.

All subbase models are pre--assembled, mount to the

wall sleeve, and co me with adjustable legs and side

skirting to provideafinished appeara nce.

Non-Electrical Subbase

The easy to install, non--electrical subbase provides

m echanical support and requires no wiring.

Non -- Electrical Subbase Assembly

Electrical Subbase

The electr ical subbase has a factory--installe d

electrical junction box containin g a receptacle for

corded packaged terminal air conditione r (PTAC)

units. The electrical subbase series offer s models

from 230--v, 15 amp up to 265--v,30 amp.Knockouts

are provided for power source connections.

Electrical Subbase Assembly

APPLICATIONS

• Hotels and motels

• Nursing homes and assisted living care

centers

• Offices

• Apartments

• Single--family dwellings

• Home conversions and residential add--ons

NEW CONSTRUCTION

ADVANTAGES FOR NEW

CONSTRUCTION

Design Flexibility for the Architect/Engineer

• Whisper--quiet performance, indoors and out

• No bulky duct system

• No separate equipment room

• No water towers or additional cooling

equipment

• No complex match--up of different HVAC

components

• Less sensitivity to building orientation (sun,

wind, shade)

• Optional architectural grille to permit custom

exterior appearance

I nitial Cost Savings for the Buildin

g Owner

• N

o expensive component HVAC system

purchase

• No equipment room or maintenance

engineering staff

• Two--part delivery to minimize on--site

damage

• Weather--protected wall sleeve that goes in

place during construction; chassis that slides

in place after construction

• No seasonal changeover required for cooling

or heating -- units are self--contained comfort

systems

Lower Operating Costs and Reliable Comfort

for The Occupant

• Heat pump models offer substantial savings

over models with conventional electric

resistance heaters

• Individual units allow tenants to choose the

degree of comfort and operating economy.

• Rapi

d servicing reduces downtime: complete

chassis can be replaced in minutes without

disrupting other occupants.

• Each unit operates independently of other

units in the building. No dependency by

building on central HVAC system.

RETROFIT/REPLACEMENT

If you are replacing a unit in an existing wall sleeve,

your options include:

• Replace the existing wall sleeve with the

the polymer wall sleeve. See accessory sleeve

section for selecting the correct sleeve for

your application.

NOTE: in most cases, when replacing the

wall sleeve, the exterior grille must also be

replaced.

• Use an existing sleeve and exterior grille. The

Gree GA series PTAC will fit into:

—

— Friedrich T series and ZoneAire wall

sleeves, with a required wa

ll slee

extension (see accessory Friedrich

Retrofit Wall Sleeve Adapter).

Whether you are designing a new structure or

replacing packaged terminal air conditioning units in

an existing building, Gree GA Series will meet your

needs.

The Gree GA series Packaged Terminal Air

Conditioning (PTAC) unit is designed to meet the

needs of the architect, engineer, and contractor. For

unit installation, Gree’s expert support network will

assist in all applicable aspects of the construction

project, from preparing a budget to start-up.

The following major competitors’ wall

sleeves/grilles: Carrier, GE, Amana,

Trane, Friedrich and Bryant, and NO

accessory retrofit kit is required.

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