Bryant 581J specifications

Page 64

581J

d.Shall include all hardware and controls to provide free cooling with outdoor air when temperature and/or hu- midity are below setpoints.

e.Shall be equipped with gear driven dampers for both the outdoor ventilation air and the return air for positive air stream control.

f.Shall be equipped with low-leakage dampers, not to exceed 2% leakage at 1 in. wg pressure differential.

g.Shall be capable of introducing up to 100% outdoor air.

h.Shall be equipped with a barometric relief damper capable of relieving up to 100% return air.

i.Shall be designed to close damper(s) during loss-of-power situations with spring return built into motor.

j.Dry bulb outdoor-air temperature sensor shall be provided as standard. Outdoor air sensor setpoint shall be adjustable and shall range from 40 to 100_F / 4 to 38_C. Additional sensor options shall be available as ac- cessories.

k.The economizer controller shall also provide control of an accessory power exhaust unit. function. Factory set at 100%, with a range of 0% to 100%.

l.The economizer shall maintain minimum airflow into the building during occupied period and provide design ventilation rate for full occupancy. A remote potentiometer may be used to override the damper setpoint.

m.Dampers shall be completely closed when the unit is in the unoccupied mode.

n.Economizer controller shall accept a 2-10Vdc CO2 sensor input for IAQ/DCV control. In this mode, dampers shall modulate the outdoor-air damper to provide ventilation based on the sensor input.

o.Compressor lockout sensor shall open at 35_F (2_C) and close closes at 50_F (10_C).

p.Actuator shall be direct coupled to economizer gear. No linkage arms or control rods shall be acceptable.

q.Economizer controller shall provide indications when in free cooling mode, in the DCV mode, or the exhaust fan contact is closed.

2.Two-Position Damper

a.Damper shall be a Two-Position Damper. Damper travel shall be from the full closed position to the field ad- justable %-open setpoint.

b.Damper shall include adjustable damper travel from 25% to 100% (full open).

c.Damper shall include single or dual blade, gear driven dampers and actuator motor.

d.Actuator shall be direct coupled to damper gear. No linkage arms or control rods shall be acceptable.

e.Damper will admit up to 100% outdoor air for applicable rooftop units.

f.Damper shall close upon indoor (evaporator) fan shutoff and/or loss of power.

g.The damper actuator shall plug into the rooftop unit’s wiring harness plug. No hard wiring shall be required.

h.Outside air hood shall include aluminum water entrainment filter.

3.Manual damper

a.Manual damper package shall consist of damper, air inlet screen, and rain hood which can be preset to admit up to 25 or 50% outdoor air for year round ventilation.

4.Head Pressure Control Package

a.Controller shall control coil head pressure by condenser-fan speed modulation or condenser-fan cycling and wind baffles.

b.Shall consist of solid-state control and condenser-coil temperature sensor to maintain condensing temperature between 90_F (32_C) and 110_F (43_C)at outdoor ambient temperatures down to -20_F (-29_C).

5.Propane Conversion Kit

a.Package shall contain all the necessary hardware and instructions to convert a standard natural gas unit for use with liquefied propane, up to 2000 ft (610m) elevation.

b.Additional accessory kits may be required for applications above 2000 ft (610m) elevation.

6.Flue Shield

a.Flue shield shall provide protection from the hot sides of the gas flue hood.

7.Condenser Coil Hail Guard Assembly

a.Shall protect against damage from hail.

b.Shall be of louvered style.

8.Unit-Mounted, Non-Fused Disconnect Switch:

a.Switch shall be factory-installed, internally mounted.

b.National Electric Code (NEC) and UL approved non-fused switch shall provide unit power shutoff.

c.Shall be accessible from outside the unit.

d.Shall provide local shutdown and lockout capability.

9.Convenience Outlet:

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Contents Product Data Catalog No.PDS581J---01Table of Contents Features and Benefits Model Number Nomenclature Economizers FACTORY-INSTALLED Options and FIELD-INSTALLED AccessoriesEconomizer Sensors Factory Options AND/OR Accessories Economizer dry-bulb or enthalpyFactory Options AND/OR Accessories CON’T Motormaster Head Pressure ControllerAhri Cooling Rating -STAGE Cooling NOM NET CoolingUnit Seer EER Ieer StagesHeating Rating Table Natural GAS & Propane AL/SS Heat Exchanger Temp Rise Thermal AfueUnits EfficiencyStages Weighted Heating Rating Table LOW NOX1Sound Performance Table Unit CoolingCooling Heating Minimum Minimum Maximum Airflow Ratings Natural GAS & PropaneMinimum Maximum Cooling Physical DataTons Heat Anticipator Setting Amps Physical Data Heating581J*04A 581J*05A 581J*06A 581J*07A Gas Connection Natural Gas, Propane HeatPhysical Data Cooling 8.5 Tons581J*08D 581J*09D Gas Connection # of Gas ValvesCurbs & Weights Dimensions 581J04-06 Curbs & Weights Dimensions 581J04-06 Dimension ConditionRoof Curb Details Curbs & Weights Dimensions 581J07-09 Dimensions 581J07-09Curbs & Weights Dimensions 581J07-09 Roofcurb Unit Size Accessory CRRFCURB003A01 Options & Accessory Weights Option / Accessory WeightsApplication Data Stainless SteelApplication Data Sizing a rooftopSelection Procedure with 581J*07A EXAMPLE1 Ambient Temperature Cooling Capacities Stage Cooling Tons105 115 125 EA dB 53.4 60.6 THC Cooling Capacities Stage Cooling 581J*08D115 125 EA dB Static Pressure Adders Factory Options AND/OR Accessories EconomizerGeneral fan performance notes TonsPhase 3 TON Horizontal Supply 581J*04 PhaseFAN Performance Belt Drive TON Vertical SupplyPhase 4 TON Horizontal Supply 581J*05 PhaseFAN Performance Belt Drive 581J*05581J*06--3 PHASE--5 TON Horizontal Supply 581J*06 Phase581J*07--3 PHASE--6 TON Horizontal Supply 581J*07 PhasePhase 7.5 TON Horizontal Supply 581J*08 PhaseFAN Performance Belt DRIVEcont 581J*08581J*09 Phase Phase 8.5 TON Horizontal Supply581J*09 FAN Performance X13 Multi SPEED/TORQUE Motor581J*04A Horizontal Unit-Direct Drive 581J*04A Vertical Unit-Direct Drive581J*05A Horizontal Unit-Direct Drive 581J*05A Vertical Unit-Direct Drive581J*06A Horizontal Unit-Direct Drive 581J*06A Vertical Unit-Direct DrivePulley Adjustment PhaseECONOMIZER, Barometric Relief and PE Performance 5 TonElectrical Information 581J*04AStage Cooling Tons 581J*05AElectrical Information CON’T 581J*06A--1-STAGE COOLING--5 Tons581J*07A Stage Cooling 6 Tons581J*08D--2-STAGE COOLING--7.5 Tons 581J*09D--2-STAGE COOLING--8.5 TonsRange RLA MINMCA/MOCP MCA/MOCP Determination no C.O. or Unpwrd C.O.-3-5 TONMCA/MOCP CON’T Pwrd C.OMCA Hacr Hacr Brkr FLA LRAMCA/MOCP Determination no C.O. or Unpwrd C.O.-6-8.5 TON IFM Combust FAN PWRMotor Exhaust No P.E DISC. Size Fuse TypeCombust FAN PWR IFM Exhaus Motor No P.EFuse DISC. Size Type Hacr FLA LRA BrkrTypical Wiring Diagrams Stage Cooling Typical Power DiagramTypical Wiring Diagrams Stage Typical Wiring Diagram C08578 Cooling Sequence of OperationHeating Sequence of Operation Guide Specifications 581J*04-09 Gas Heat/Electric Cooling Packaged Rooftop23 07 16 Hvac Equipment Insulation 23 09 13 Instrumentation and Control Devices for Hvac23 09 33 Electric and Electronic Control System for Hvac 23 40 13 Panel Air Filters 23 09 93 Sequence of Operations for Hvac Controls23 81 19 Self-Contained Air Conditioners 581J 581J 581J 581J 581J 581J 581J
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581J specifications

The Bryant 581J is a high-efficiency gas furnace that exemplifies advanced heating technology and innovative design. Known for its reliability and comfort, the Bryant 581J offers impressive performance features that cater to both residential and commercial heating needs. One of its standout characteristics is the two-stage heating system, which allows the furnace to operate at a lower stage when the heating demand is modest, providing improved comfort and energy efficiency. This feature also minimizes temperature fluctuations, ensuring a more consistent and comfortable indoor environment.

Energy efficiency is a critical aspect of the Bryant 581J. With an annual fuel utilization efficiency (AFUE) rating of up to 96%, this furnace is designed to convert a high percentage of fuel into usable heat, which helps homeowners save on energy bills. The high-efficiency design also contributes to a reduced carbon footprint, aligning with modern environmental concerns.

The Bryant 581J is equipped with technologically advanced features, including the ComfortTech™ control system. This system enables enhanced temperature regulation and integrates easily with smart home systems, allowing homeowners the convenience of remote control through smartphones and tablets. Additionally, the furnace includes an electronically commutated motor (ECM) blower, which optimizes airflow and reduces energy consumption while enhancing the overall comfort level within the space.

Noise reduction is another key characteristic of the Bryant 581J. The furnace is engineered with sound-dampening technology, resulting in quieter operation compared to conventional furnaces. This attention to noise management makes it an appealing choice for residential applications, where peace and tranquility are crucial.

The durable construction of the Bryant 581J ensures longevity and reliability. With a robust cabinet and quality materials, it is built to withstand the rigors of daily operation. Furthermore, the furnace comes with a warranty that provides peace of mind, protecting the investment over the years.

Overall, the Bryant 581J represents a blend of efficiency, advanced technology, and reliable performance. With its high AFUE rating, innovative features, and quiet operation, it stands out in the market as a top choice for anyone seeking a dependable heating solution. Whether for new installations or replacements, the Bryant 581J is designed to meet the heating demands of today's energy-conscious homeowners.
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