Guide Specifications, General | Bryant 550A guide

GUIDE SPECIFICATIONS

GENERAL

System Description

Outdoor-mounted, air-cooled, split-system air conditioner unit suitable for ground or rooftop installation. Unit consists of a her- metic compressor, an air-cooled coil, propeller-type condenser fan, and a control box. Unit will discharge supply air upward as shown on contract drawings. Unit will be used in a refrigeration circuit to match up to a packaged fan coil or coil unit.

Quality Assurance

Unit will be rated in accordance with the latest standard of ARI Standard 210.

Unit will be certiﬁed for capacity and efﬁciency, and listed in the lastest ARI directory.

Unit construction will comply with latest edition of ANSI/ ASHRAE and with NEC.

Unit will be constructed in accordance with UL standards and will carry the UL label of approval. Unit will have c-UL approval.

Unit cabinet will be capable of withstanding Federal Test Method Standard No. 141 (Method 6061) 500-hr salt spray test.

Air-cooled condenser coils will be leak tested at 250 psig and pressure tested at 450 psig.

Unit constructed in ISO9001 approved facility.

Delivery, Storage, and Handling

Unit will be shipped as single package only and is stored and handled per unit manufacturer’s recommendations.

Warranty (for inclusion by specifying engineer)

U.S. and Canada only.

PRODUCTS

Equipment

Factory assembled, single piece, air-cooled air conditioner unit. Contained within the unit enclosure is all factory wiring, piping, controls, compressor, refrigerant charge Puron® (R-410A), and special features required prior to ﬁeld start-up.

Unit Cabinet

Unit cabinet will be constructed of galvanized steel, bonderized, and coated with a powder coat paint.

Fans

Condenser fan will be direct-drive propeller type, discharging air upward.

Condenser fan motors will be totally enclosed, 1-phase type with class B insulation and permanently lubricated bearings.

Shafts will be corrosion resistant.

Air-Cooled, Split-System Air Conditioner 550A 2 to 5 Tons Nominal

Fan blades will be statically and dynamically balanced.

Condenser fan openings will be equipped with PVC-coated steel wire safety guards.

Compressor

Compressor will be hermetically sealed.

Compressor will be mounted on rubber vibration isolators.

Condenser Coil

Condenser coil will be air cooled.

Coil will be constructed of aluminum ﬁns mechanically bonded to copper tubes which are then cleaned, dehydrated, and sealed.

Refrigeration Components

Refrigeration circuit components will include liquid-line shutoff valve with sweat connections, vapor-line shutoff valve with sweat connections, system charge of refrigerant Puron® (R- 410A), and compressor oil.

Unit will be equipped with a high-pressure switch, low-pressure switch and ﬁlter drier for Puron refrigerant.

Operating Characteristics

The capacity of the unit will meet or exceed _____ Btuh at a

suction temperature of _____ °F. The power consumption at full

load will not exceed _____ kW.

Combination of the unit and the evaporator or fan coil unit will have a total net cooling capacity of _____ Btuh or greater at

conditions of _____ CFM entering air temperature at the

evapo-rator at _____ °F wet bulb and _____ °F dry bulb, and

air enter-ing the unit at _____ °F.

The system will have a SEER of _____ Btuh/watt or greater at

DOE conditions.

Electrical Requirements

Nominal unit electrical characteristics will be _____ v, single

phase, 60 hz. The unit will be capable of satisfactory opera-tion within voltage limits of _____ v to _____ v.

Unit electrical power will be single point connection. Control circuit will be 24v.

Special Features

Refer to section of this literature identifying accessories and descriptions for speciﬁc features and available enhancements.

SPECIFICATIONS SUBJECT TO CHANGE WITHOUT NOTICE

UNIT MUST BE INSTALLED IN ACCORDANCE WITH INSTALLATION INSTRUCTIONS

Cancels: PDS 550A.24.9

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PRINTED IN U.S.A. Catalog No. 5255-007 12-04