Manuals / Bryant / Household Appliance / Heat Pump

Bryant manual Catalog No. PDS548J---01, Edition Date 03/09, Replaces NEW

Models: 548J

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(2.) Heater assemblies are provided with integral fusing for protection of internal heater circuits not exceeding 48 amps each. Auto reset thermo limit controls, magnetic heater contactors (24V coil) and terminal block all mounted in electric heater control box (minimum 18 ga galvanized steel) attached to end of heater assembly.

548J

E2009 Bryant Heating & Cooling Systems D 7310 W. Morris St. D Indianapolis, IN 46231	Printed in U.S.A.	Edition Date: 03/09	Catalog No. PDS548J---01
Manufacturer reserves the right to discontinue, or change at any time, specifications or designs without notice and without incurring obligations.			Replaces: NEW

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Bryant manual Catalog No. PDS548J---01, Edition Date 03/09, Replaces NEW

Contents

Product Data 548JPACKAGED HEAT PUMP 3 TO 8.5 NOMINAL TONS C08515TABLE OF CONTENTS Easy to installEasy to maintain Easy to useFEATURES AND BENEFITS 548JMODEL NUMBER NOMENCLATURE 548JFACTORY OPTIONS AND/OR ACCESSORIES ACCESSORY548J FIELDFACTORY OPTIONS AND/OR ACCESSORIES cont Convenience Outlet powered or un-poweredPower Exhaust Pressure Relief Filter or Fan Status SwitchesMotormaster Head Pressure Controller Alternate Motors and DrivesThru-the-BaseConnections Electric Heaters548J Table 2 - ARI COOLING RATING TABLESTable 4 - SOUND PERFORMANCE TABLE Minimum electric heat CFM exceptions548J 548J Table 5 - PHYSICAL DATACOOLING 3 - 6 TONSHigh---pressureTrip / Reset psig Table 6 - PHYSICAL DATACOOLING 7.5 - 8.5 TONSTable 7 - ELECTRIC HEAT - ELECTRICAL DATA 548J3 TONS 4 TONS Table 7 - cont. ELECTRIC HEAT - ELECTRICAL DATA548J Table 7 - cont. ELECTRIC HEAT - ELECTRICAL DATA 548J5 TONS 6 TONS Table 7 - cont. ELECTRIC HEAT - ELECTRICAL DATA548J Table 7 - cont. ELECTRIC HEAT - ELECTRICAL DATA 548J7.5 TONS 8.5 TONS Table 7 - cont. ELECTRIC HEAT - ELECTRICAL DATA548J WEIGHTS & DIMENSIONS Fig. 1 - Dimensions 548J548J C09018WEIGHTS & DIMENSIONS cont Fig. 2 - Dimensions 548JFig. 3 - Service Clearance 548JFig. 4 - Curb Dimensions 548J WEIGHTS & DIMENSIONS cont548J WEIGHTS & DIMENSIONS cont Fig. 5 - Dimensions 548J548J Vertical Connections / EconomizerWEIGHTS & DIMENSIONS cont Fig. 6 - Dimensions 548JFig. 7 - Service Clearance 548JWEIGHTS & DIMENSIONS cont Fig. 8 - Curb Dimensions 548J548J 548J08Motor limits, break horsepower BHP APPLICATION DATAMin operating ambient temp cooling Max operating ambient temp coolingSELECTION PROCEDURE WITH 548J*07 EXAMPLE 548J548J Table 8 - COOLING CAPACITIES1-STAGECOOLING 3 TONSTable 9 - COOLING CAPACITIES 1-STAGECOOLING4 TONS 548J548J Table 10 - COOLING CAPACITIES1-STAGECOOLING 5 TONSTable 11 - COOLING CAPACITIES 1-STAGECOOLING6 TONS 548J548J Table 12 - COOLING CAPACITIES2-STAGECOOLING 7.5 TONSTable 13 - COOLING CAPACITIES 2-STAGECOOLING8.5 TONS 548J548J Table 14 - HEATING CAPACITIES3 TONS Table 15 - HEATING CAPACITIESTable 16 – HEATING CAPACITY 5 TONSTable 17 - HEATING CAPACITY 6 TONS548J Table 18 - HEATING CAPACITY7.5 TONS Table 19 - HEATING CAPACITYGeneral fan performance notes EconomizerElectric Heaters 548JFAN PERFORMANCE 548JFAN PERFORMANCE cont 548J548J FAN PERFORMANCE contTable 25 - 548J*06 ELECTRIC DRIVE, X13 MOTOR, 5 TON HORIZONTAL SUPPLY FAN PERFORMANCE cont Table 27 - 548J*043 TON HORIZONTAL SUPPLY Table 28 - 548J*04FAN PERFORMANCE cont 548JTable 29 - 548J*05 4 TON HORIZONTAL SUPPLYFAN PERFORMANCE cont Table 31 - 548J*065 TON HORIZONTAL SUPPLY Table 32 - 548J*06FAN PERFORMANCE cont 548JTable 33 - 548J*07 6 TON HORIZONTAL SUPPLYFAN PERFORMANCE cont Table 35 - 548J*087.5 TON HORIZONTAL SUPPLY Table 36 - 548J*08FAN PERFORMANCE cont 548JTable 37 - 548J*09 8.5 TON HORIZONTAL SUPPLYFAN PERFORMANCE cont Table 39 - PULLEY ADJUSTMENT548J ECONOMIZER, BAROMETRIC RELIEF AND PE PERFORMANCE Fig. 12 - Horizontal Power Exhaust PerformanceFig. 16 - Power Exhaust Performance 548JELECTRICAL INFORMATION Table 40 - 548J*041-StageCooling 3 TONSELECTRICAL INFORMATION cont 548JTable 43 - 548J*07 1-StageCooling548J ELEC. HTR548J ELEC. HTR548J 67/72548J UNIT548J 41.5548J 45.7Table 47 - MCA/MOCP DETERMINATION WITH PWRD C.O 548J548J HIGH548J 46.5548J 37.2548J 46.3548J 50.5TYPICAL WIRING DIAGRAMS Fig. 17 - 1-StageCooling Typical Power Diagram548J C09063548J Fig. 18 - 2-StageCooling Typical Power DiagramC09065 548J Fig. 19 - Multi-ProtocolOption DiagramC09067 548J Fig. 20 - 1-StageTypical Wiring DiagramC09062 548J Fig. 21 - 2-StageTypical Wiring DiagramC09064 SEQUENCE OF OPERATION Cooling, unit without economizerHeating, unit without economizer Cooling, unit with EconoMi$erAutomatic changeover Continuous air circulationCycle-LOC protection Emergency heatGUIDE SPECIFICATIONS - 548J*04-09 HVAC Guide SpecificationsRooftop Packaged Heat Pump 548J23 09 93 Sequence of Operations for HVAC Controls 548J23 40 13 Panel Air Filters 548J23 81 19 Self-ContainedAir Conditioners 23 81 19.13.G. Electrical Requirements 548J548J 23 81 19.13.K. Refrigerant Components5.Only one size filter per unit is allowed 548J548J 2.Two-PositionMotorized Damper9.Fan/Filter Status Switch 548J548J Catalog No. PDS548J---01Edition Date 03/09 Replaces NEW

Printed in U.S.A.

Edition Date: 03/09

Catalog No. PDS548J---01

Replaces: NEW