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Bryant
manual Weights & Dimensions, Dimensions 548J, C09018
Models:
548J
1
18
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Specification
Typical Wiring Diagrams
Dimension
High---pressureTrip / Reset psig
SELECTION PROCEDURE WITH 548J*07 EXAMPLE
Pulley Adjustment
Convenience Outlet powered or un-powered
Service Clearance
Factory Options And/Or Accessories
Features And Benefits
Page 18
Image 18
WEIGHTS & DIMENSIONS
548J
C09018
Fig. 1 - Dimensions 548J
04-07
18
Page 17
Page 19
Page 18
Image 18
Page 17
Page 19
Contents
PACKAGED HEAT PUMP 3 TO 8.5 NOMINAL TONS
Product Data
548J
C08515
Easy to maintain
TABLE OF CONTENTS
Easy to install
Easy to use
FEATURES AND BENEFITS
548J
MODEL NUMBER NOMENCLATURE
548J
548J
FACTORY OPTIONS AND/OR ACCESSORIES
ACCESSORY
FIELD
Power Exhaust Pressure Relief
FACTORY OPTIONS AND/OR ACCESSORIES cont
Convenience Outlet powered or un-powered
Filter or Fan Status Switches
Thru-the-BaseConnections
Motormaster Head Pressure Controller
Alternate Motors and Drives
Electric Heaters
548J
Table 2 - ARI COOLING RATING TABLES
Minimum electric heat CFM exceptions
Table 4 - SOUND PERFORMANCE TABLE
548J
COOLING
548J
Table 5 - PHYSICAL DATA
3 - 6 TONS
COOLING
High---pressureTrip / Reset psig
Table 6 - PHYSICAL DATA
7.5 - 8.5 TONS
548J
Table 7 - ELECTRIC HEAT - ELECTRICAL DATA
3 TONS
Table 7 - cont. ELECTRIC HEAT - ELECTRICAL DATA
4 TONS
548J
548J
Table 7 - cont. ELECTRIC HEAT - ELECTRICAL DATA
5 TONS
Table 7 - cont. ELECTRIC HEAT - ELECTRICAL DATA
6 TONS
548J
548J
Table 7 - cont. ELECTRIC HEAT - ELECTRICAL DATA
7.5 TONS
Table 7 - cont. ELECTRIC HEAT - ELECTRICAL DATA
8.5 TONS
548J
548J
WEIGHTS & DIMENSIONS
Fig. 1 - Dimensions 548J
C09018
Fig. 3 - Service Clearance
WEIGHTS & DIMENSIONS cont
Fig. 2 - Dimensions 548J
548J
WEIGHTS & DIMENSIONS cont
Fig. 4 - Curb Dimensions 548J
548J
548J
WEIGHTS & DIMENSIONS cont
Fig. 5 - Dimensions 548J
Vertical Connections / Economizer
Fig. 7 - Service Clearance
WEIGHTS & DIMENSIONS cont
Fig. 6 - Dimensions 548J
548J
548J
WEIGHTS & DIMENSIONS cont
Fig. 8 - Curb Dimensions 548J
548J08
Min operating ambient temp cooling
Motor limits, break horsepower BHP
APPLICATION DATA
Max operating ambient temp cooling
SELECTION PROCEDURE WITH 548J*07 EXAMPLE
548J
1-STAGECOOLING
548J
Table 8 - COOLING CAPACITIES
3 TONS
4 TONS
Table 9 - COOLING CAPACITIES
1-STAGECOOLING
548J
1-STAGECOOLING
548J
Table 10 - COOLING CAPACITIES
5 TONS
6 TONS
Table 11 - COOLING CAPACITIES
1-STAGECOOLING
548J
2-STAGECOOLING
548J
Table 12 - COOLING CAPACITIES
7.5 TONS
8.5 TONS
Table 13 - COOLING CAPACITIES
2-STAGECOOLING
548J
3 TONS
548J
Table 14 - HEATING CAPACITIES
Table 15 - HEATING CAPACITIES
Table 17 - HEATING CAPACITY
Table 16 – HEATING CAPACITY
5 TONS
6 TONS
7.5 TONS
548J
Table 18 - HEATING CAPACITY
Table 19 - HEATING CAPACITY
Electric Heaters
General fan performance notes
Economizer
548J
FAN PERFORMANCE
548J
FAN PERFORMANCE cont
548J
FAN PERFORMANCE cont
548J
Table 25 - 548J*06 ELECTRIC DRIVE, X13 MOTOR, 5 TON HORIZONTAL SUPPLY
3 TON HORIZONTAL SUPPLY
FAN PERFORMANCE cont
Table 27 - 548J*04
Table 28 - 548J*04
Table 29 - 548J*05
FAN PERFORMANCE cont
548J
4 TON HORIZONTAL SUPPLY
5 TON HORIZONTAL SUPPLY
FAN PERFORMANCE cont
Table 31 - 548J*06
Table 32 - 548J*06
Table 33 - 548J*07
FAN PERFORMANCE cont
548J
6 TON HORIZONTAL SUPPLY
7.5 TON HORIZONTAL SUPPLY
FAN PERFORMANCE cont
Table 35 - 548J*08
Table 36 - 548J*08
Table 37 - 548J*09
FAN PERFORMANCE cont
548J
8.5 TON HORIZONTAL SUPPLY
Table 39 - PULLEY ADJUSTMENT
FAN PERFORMANCE cont
548J
Fig. 16 - Power Exhaust Performance
ECONOMIZER, BAROMETRIC RELIEF AND PE PERFORMANCE
Fig. 12 - Horizontal Power Exhaust Performance
548J
1-StageCooling
ELECTRICAL INFORMATION
Table 40 - 548J*04
3 TONS
Table 43 - 548J*07
ELECTRICAL INFORMATION cont
548J
1-StageCooling
548J
ELEC. HTR
548J
ELEC. HTR
548J
67/72
548J
UNIT
548J
41.5
548J
45.7
Table 47 - MCA/MOCP DETERMINATION WITH PWRD C.O
548J
548J
HIGH
548J
46.5
548J
37.2
548J
46.3
548J
50.5
548J
TYPICAL WIRING DIAGRAMS
Fig. 17 - 1-StageCooling Typical Power Diagram
C09063
Fig. 18 - 2-StageCooling Typical Power Diagram
548J
C09065
Fig. 19 - Multi-ProtocolOption Diagram
548J
C09067
Fig. 20 - 1-StageTypical Wiring Diagram
548J
C09062
Fig. 21 - 2-StageTypical Wiring Diagram
548J
C09064
Heating, unit without economizer
SEQUENCE OF OPERATION
Cooling, unit without economizer
Cooling, unit with EconoMi$er
Cycle-LOC protection
Automatic changeover
Continuous air circulation
Emergency heat
Rooftop Packaged Heat Pump
GUIDE SPECIFICATIONS - 548J*04-09
HVAC Guide Specifications
548J
23 09 93 Sequence of Operations for HVAC Controls
548J
548J
23 40 13 Panel Air Filters
23 81 19 Self-ContainedAir Conditioners
23 81 19.13.G. Electrical Requirements
548J
548J
23 81 19.13.K. Refrigerant Components
5.Only one size filter per unit is allowed
548J
548J
2.Two-PositionMotorized Damper
9.Fan/Filter Status Switch
548J
Edition Date 03/09
548J
Catalog No. PDS548J---01
Replaces NEW