Related Manuals for Bryant 581J Series
Summary of Contents for Bryant 581J Series
- Page 1 581J HIGH-EFFICIENCY GAS HEAT/ELECTRIC COOLING PACKAGED ROOFTOP 15 to 25 NOMINAL TONS Product Data Unit shown with optional economizer and power exhaust Copyright 2018 Bryant Corporation Form PDS581J-17-28-02...
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Page 2: Table Of Contents
ACCESSORY DIMENSIONS ..... . . 28 Your new 15 to 25 Ton Preferred Series Bryant rooftop unit (RTU) was designed by customers for customers. With a newly designed cabinet that integrates “no-strip”... -
Page 3: Features/Benefits
FEATURES/BENEFITS • Two stage cooling capability with independent circuits and control. • High performance copper tube / aluminum plate (RTPF) fin condenser and evaporator coils with optional coating. • EER’s up to 12.0 • IEER’s up to 13.2 with single speed indoor fan motor and 13.8 with 2-speed/VFD indoor fan motor system •... -
Page 4: Model Number Nomenclature
MODEL NUMBER NOMENCLATURE 581J MODEL NUMBER NOMENCLATURE 13 14 Unit Type Packaging, Controls & Indoor Fan Motor 581 = High Efficiency Speed Options Gas Heat RTU A = Standard Packaging, electro mech. controls that require W7212 EconoMi$er IV C = Standard Packaging, electro mech. controls that Model require W7220 EconoMi$er X ®... -
Page 5: Capacity Ratings
“average” human Outdoor sound data is measured in accordance with AHRI. ear. A-weighted measurements for Bryant units are taken in Measurements are expressed in terms of sound power. Do not accordance with AHRI. - Page 6 CAPACITY RATINGS (cont) HEAT RATING TABLE — NATURAL GAS AND PROPANE AL/SS HEAT EXCHANGER TEMPERATURE RISE THERMAL EFFICIENCY 581J UNIT GAS HEAT INPUT/OUTPUT INPUT/OUTPUT STAGE 1 (MBH) STAGE 2 (MBH) 220/178 176/142 20-55 310/251 248/200 30-60 HIGH 400/324 320/260 35-65 220/178 176/142 15-55...
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Page 7: Physical Data
PHYSICAL DATA 581J 15 TO 25 TON PHYSICAL DATA 581J UNIT 581J*17D 581J*20D 581J*24D 581J*28D 581J BASE UNIT TONS 17.5 17.5 581J BASE UNIT WEIGHT - lb 1892 (858) 2102 (953) 2247 (1019) 2292 (1040) (kg) REFRIGERATION SYSTEM # Circuits / # Comp. / Type 2 / 2 / Scroll 2 / 2 / Scroll 2 / 2 / Scroll... - Page 8 PHYSICAL DATA (cont) 581J 15 TO 25 TON PHYSICAL DATA (CONT) 581J UNIT 581J*17D 581J*20D 581J*24D 581J*28D EVAPORATOR FAN AND MOTOR VERTICAL SUPPLY (CONT) Motor Qty / Belt Qty / 1 / 1 /Belt 1 / 1 /Belt Driver Type Nominal / Nameplate hp 6.5/ 6.9/ 7.0/...
- Page 9 581J 15 TO 25 TON PHYSICAL DATA (CONT) 581J UNIT 581J*17D 581J*20D 581J*24D 581J*28D Motor Qty / Belt Qty / 1 / 1 /Belt 1 / 1 /Belt Driver Type Nominal / Nameplate hp Max bhp Rpm Range 746-912 746-912 Max Blower/Shaft rpm 1100 1100...
- Page 10 PHYSICAL DATA (cont) 581J 15 TO 25 TON PHYSICAL DATA (CONT) 581J UNIT 581J*17D 581J*20D 581J*24D 581J*28D GAS CONNECTION Number of Gas Valves Nat. gas supply line press 5 -13 / 0.18-0.47 5 -13 / 0.18-0.47 5 -13 / 0.18-0.47 5 -13 / 0.18-0.47 (in.
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Page 11: Options And Accessories
4. Non-fused disconnect switch cannot be used when MOCP electrical rating exceeds 70 amps at 460/575 volt and 150 amps at 208/230 Power Exhaust (Prop Design) volt. Bryant Packaged RTUBuilder selects this automatically. 5. FDD (Fault Detection and Diagnostic) capability per California Title 24 section 120.2. - Page 12 Trust the experts. Smoke detectors This can be a cost effective solution to prevent building pres- make your application safer and your job easier. Bryant smoke surization. Economizers are available in Ultra Low Leak and detectors immediately shut down the rooftop unit when smoke standard low leak versions.
- Page 13 This controller need both. Regardless of the case, your Bryant expert has a fac- allows cooling operation down to 0°F (–18°C) ambient condi- tory-installed combination to meet your application.
- Page 14 Horizontal Roof Curb Adapter (Vertical to Horizon- Winter Start Kit — The winter start kit by Bryant extends tal Airflow) — Horizontal Roof Curb Adapters — the low ambient limit of your rooftop to 25°F (–4°C). The kit Used when horizontal supply and/or return is desired.
- Page 15 OPTIONS AND ACCESSORY WEIGHTS 581J UNIT WEIGHT OPTION / ACCESSORY NAME Barometric Relief Damper Perfect Humidity™ System* Economizer Power Exhaust EconoMi$er ® (IV, X, or 2) Copper Tube/Fin Condenser Coil Copper Tube/Fin Evaporator Coil Copper Tube/Fin Condenser and Evaporator Coil —...
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Page 16: Unit Dimensions
DIMENSIONS... - Page 18 DIMENSIONS (cont)
- Page 19 581J*17 SERVICE CLEARANCES DIMENSION LOCATION CONDITION (in.) Recommended clearance for airflow and service. Recommended clearance for airflow and service. No convenience outlet. No economizer. No field-installed disconnect on economizer hood side (factory-installed disconnect installed). Convenience outlet installed. Vertical surface behind servicer is electrically non-conductive (e.g. wood, fiberglass). Convenience outlet installed.
- Page 20 DIMENSIONS (cont)
- Page 22 DIMENSIONS (cont)
- Page 23 581J*20-24 SERVICE CLEARANCES DIMENSION LOCATION CONDITION (in.) Recommended clearance for airflow and service. Recommended clearance for airflow and service. No convenience outlet. No economizer. No field-installed disconnect on economizer hood side (factory-installed disconnect installed). Convenience outlet installed. Vertical surface behind servicer is electrically non-conductive (e.g. wood, fiberglass). Convenience outlet installed.
- Page 24 DIMENSIONS (cont)
- Page 26 DIMENSIONS (cont)
- Page 27 581J*28 SERVICE CLEARANCES DIMENSION LOCATION CONDITION (in.) Recommended clearance for airflow and service. Recommended clearance for airflow and service. No convenience outlet. No economizer. No field-installed disconnect on economizer hood side (factory-installed disconnect installed). Convenience outlet installed. Vertical surface behind servicer is electrically non-conductive (e.g. wood, fiberglass). Convenience outlet installed.
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Page 28: Accessory Dimensions
ACCESSORY DIMENSIONS 581J*17 — ROOF CURB DIMENSIONS... - Page 29 581J*20, 24 — ROOF CURB DIMENSIONS...
- Page 30 ACCESSORY DIMENSIONS (cont) 581J*28 — ROOF CURB DIMENSIONS...
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Page 31: Performance Data
PERFORMANCE DATA 581J*17 — 15 TON — COOLING CAPACITIES AMBIENT TEMPERATURE (F) 581J*17 EAT (db) EAT (db) EAT (db) EAT (db) EAT (db) 158.3 158.3 179.2 152.6 152.6 172.9 146.6 146.6 166.1 140.2 140.2 158.8 133.2 133.2 150.8 SHC 137.3 158.3 179.2 132.4 152.6 172.9 127.2 146.6 166.1 121.6 140.2 158.8 115.5 133.2 150.8 166.8 166.8 169.0 159.5 159.5 165.6 151.8 151.8 161.9 143.6 143.6 157.9 134.9 134.9 153.4... - Page 32 PERFORMANCE DATA (cont) 581J*20 — 17.5 TON — COOLING CAPACITIES AMBIENT TEMPERATURE (F) 581J20 EAT (db) EAT (db) EAT (db) EAT (db) EAT (db) 185.1 185.1 209.2 178.7 178.7 201.9 171.8 171.8 194.1 164.5 164.5 185.8 156.7 156.7 177.0 161.1 185.1 209.2 155.4 178.7 201.9 149.4 171.8 194.1 143.1 164.5 185.8 136.3 156.7 177.0 193.8 193.8 199.5 185.6 185.6 195.4 176.9 176.9 191.1 167.7 167.7 186.4 158.2 158.2 181.1 145.6 172.6 199.5 141.7 168.6 195.4 137.6 164.4 191.1 133.2 159.8 186.4 128.3 154.7 181.1 212.2 212.2 212.2 203.3 203.3 203.3 193.8 193.8 193.8 183.8 183.8 183.8 173.1 173.1 173.1...
- Page 33 581J*D24 — 20 TON — COOLING CAPACITIES AMBIENT TEMPERATURE (F) 581J24 EAT (db) EAT (db) EAT (db) EAT (db) EAT (db) 214.4 214.4 242.5 207.0 207.0 234.2 199.0 199.0 225.1 190.2 190.2 215.2 180.6 180.6 204.3 SHC 186.3 214.4 242.5 179.9 207.0 234.2 173.0 199.0 225.1 165.3 190.2 215.2 157.0 180.6 204.3 226.8 226.8 227.7 217.3 217.3 223.0 206.9 206.9 218.0 195.8 195.8 212.5 183.7 183.7 206.4 SHC 167.0 197.3 227.7 162.4 192.7 223.0 157.6 187.8 218.0 152.3 182.4 212.5 146.6 176.5 206.4 248.4 248.4 248.4 237.9 237.9 237.9 226.6 226.6 226.6 214.3 214.3 214.3 201.0 201.0 201.0...
- Page 34 PERFORMANCE DATA (CONT) 581J*D28 — 25 TON — COOLING CAPACITIES AMBIENT TEMPERATURE (F) 581J28 EAT (db) EAT (db) EAT (db) EAT (db) EAT (db) THC 264.4 264.4 298.9 254.6 254.6 287.9 244.1 244.1 276.0 232.7 232.7 263.1 220.3 220.3 249.1 SHC 229.9 264.4 298.9...
- Page 35 581J*17 COOLING CAPACITIES, SUBCOOLING MODE AIR ENTERING EVAPORATOR - CFM TEMP (F) 4,500 6,000 7,500 AIR ENT CONDENSER Air Entering Evaporator - Ewb (F) (Edb) 202.90 184.60 166.20 213.70 194.60 175.40 222.30 202.50 182.70 91.90 112.40 132.90 106.10 126.40 146.80 117.50 137.70 158.00...
- Page 36 PERFORMANCE DATA (CONT) 581J*20 COOLING CAPACITIES, SUBCOOLING MODE AIR ENTERING EVAPORATOR - CFM TEMP (F) 5250 7000 8750 AIR ENT CONDENSER Air Entering Evaporator - Ewb (F) (Edb) 232.00 211.30 190.60 242.40 221.00 199.70 250.70 228.90 207.00 110.90 133.70 156.40 127.60 150.30 173.00...
- Page 37 581J*24 COOLING CAPACITIES, SUBCOOLING MODE AIR ENTERING EVAPORATOR - CFM TEMP (F) 6,000 8,000 10,000 AIR ENT CONDENSER Air Entering Evaporator - Ewb (F) (Edb) 281.60 256.50 231.30 293.10 267.00 240.90 302.30 275.40 248.60 114.70 141.00 167.40 140.60 166.60 192.60 161.60 187.30 212.90...
- Page 38 PERFORMANCE DATA (CONT) 581J*28 COOLING CAPACITIES, SUBCOOLING MODE AIR ENTERING EVAPORATOR - CFM TEMP (F) 7,500 10,000 12,500 AIR ENT CONDENSER Air Entering Evaporator - Ewb (F) (Edb) 351.30 319.50 287.80 370.40 337.30 304.10 385.80 351.50 317.20 166.50 199.40 232.30 191.20 245.60 258.50...
- Page 39 Bryant recommended the lower horsepower option. 5. For information on the electrical properties of Bryant motors, please see the Electrical information section of this book. 6. For more information on the performance limits of Bryant motors, see the application data section of this book.
- Page 40 PERFORMANCE DATA (CONT) ACCESSORY PRESSURE DROPS, BAROMETRIC RELIEF AND POWER EXHAUST PERFORMANCE MANUAL DAMPER PERFORMANCE Manual Damper Performance 0.50 0.45 0.40 0.35 0.30 0.25 0.20 1 inch open 2 inches open 0.15 3 inches open 0.10 4 inches open 5 inches open 0.05 0.00 1000...
- Page 41 ACCESSORY PRESSURE DROPS, BAROMETRIC RELIEF AND POWER EXHAUST PERFORMANCE (cont) POWER EXHAUST FAN PERFORMANCE Low Speed 208 V Med Speed 208 V High Speed 208 V Low Speed 230,460,575V Med Speed 230,460,575V High Speed 230,460,575V 3250 3350 3450 3550 3650 3750 3850 3950...
- Page 42 PERFORMANCE DATA (CONT) 581J*17, 15 TON, VERTICAL SUPPLY/RETURN — FAN PERFORMANCE AVAILABLE EXTERNAL STATIC PRESSURE (in. wg) 4500 0.77 1.09 1.43 1.80 2.19 4900 0.93 1.27 1.64 2.03 2.44 5250 1.10 1.45 1.84 2.24 2.67 5650 1.32 1.68 2.09 2.51 2.96 6000 1.53...
- Page 43 581J*20, 17.5 TON, VERTICAL SUPPLY/RETURN — FAN PERFORMANCE AVAILABLE EXTERNAL STATIC PRESSURE (in. wg) 5250 1.10 1.45 1.84 2.24 2.67 5700 1.35 1.72 2.12 2.55 3.00 6150 1.63 2.02 2.44 2.90 3.37 6550 1.92 2.32 2.77 3.24 3.73 7000 2.28 2.71 3.17 3.66...
- Page 44 PERFORMANCE DATA (CONT) 581J*24, 20 TON, VERTICAL SUPPLY/RETURN — FAN PERFORMANCE AVAILABLE EXTERNAL STATIC PRESSURE (in. wg) 6,000 1.25 1.56 1.89 2.22 2.57 6,500 1.52 1.87 2.21 2.57 2.94 7,000 1.85 2.21 2.58 2.96 3.35 7,500 2.21 2.60 3.00 3.40 3.81 8,000 2.63...
- Page 45 581J*28, 25 TON, VERTICAL SUPPLY/RETURN — FAN PERFORMANCE AVAILABLE EXTERNAL STATIC PRESSURE (in. wg) 7,500 2.21 2.60 3.00 3.40 3.81 8,150 2.76 3.19 3.61 4.05 1003 4.49 8,750 3.35 3.80 4.26 4.73 1042 5.19 9,400 4.08 4.57 5.06 1039 5.55 1085 6.05 10,000...
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Page 46: Typical Wiring Diagram
TYPICAL WIRING DIAGRAM 581J 17-24 ELECTRO-MECHANICAL CONTROL WIRING DIAGRAMS... - Page 47 581J 17-24 ELECTRO-MECHANICAL CONTROL WIRING DIAGRAM WITH OPTIONAL PERFECT HUMIDITY ® SYSTEM...
- Page 48 TYPICAL WIRING DIAGRAM (cont) 581J 17-24 TYPICAL POWER WIRING DIAGRAM, 208/230V SHOWN...
- Page 49 581J 17-24 TYPICAL POWER WIRING DIAGRAM WITH OPTIONAL PERFECT HUMIDITY™ SYSTEM, 208/230V SHOWN...
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Page 50: Electrical Data
ELECTRICAL DATA 581J*17-28 COOLING ELECTRICAL DATA COMBUSTION POWER VOLTAGE COMP 1 COMP 2 OFM (EA) EXHAUST 581J MOTOR UNIT V-Ph-Hz RANGE EFFCY AT SIZE WATTS TYPE FULL KIT QTY (EA KIT) LOAD 81.3% 208-3-60 25.0 25.0 0.52 87.0% 10.6 HIGH 82.9% 13.6 81.3%... - Page 51 581J*17-28 WITH TWO-SPEED BLOWER COOLING ELECTRICAL DATA COMBUSTION POWER VOLTAGE COMP 1 COMP 2 OFM (EA) EXHAUST 581J MOTOR UNIT V-Ph-Hz RANGE EFFCY SIZE WATTS TYPE AT FULL LOAD KIT) 85.0% 208-3-60 0.52 25.0 25.0 81.5% 10.8 HIGH 83.6% 13.6 85.0% 230-3-60 0.52...
- Page 52 ELECTRICAL DATA (cont) 581J*17-28 MCA MOCP ELECTRICAL DATA NO CONVENIENCE OUTLET OR UNPOWERED CONVENIENCE WITH POWERED CONVENIENCE OUTLET OUTLET 581J WITH POWERED EXHAUST WITH POWERED EXHAUST NOM. NO POWERED EXHAUST NO POWERED EXHAUST UNIT IFM TYPE (POWERED FROM UNIT) (POWERED FROM UNIT) V-Ph-Hz TYPE DISC.
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Page 53: Sequence Of Operation
SEQUENCE OF OPERATION General unit is controlled through a room thermostat set for fan auto, — The sequence below describes the sequence of op- the indoor-fan motor will continue to operate for an additional eration for an electro-mechanical unit with and without a facto- 45 seconds then stop. - Page 54 The figures on this page depict piping for single stage cooling Minimum Operating Ambient Temperature (Cool- units. ing) — In mechanical cooling mode, your Bryant rooftop unit RTU Open Controller (Factory Option) — For details on can safely operate down to an outdoor ambient temperature of operating 581J units equipped with the factory-installed RTU 35°F (2°C).
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Page 55: Application Data
Due to inter- mizer can adequately cool your space by bringing in fresh, cool nal design of Bryant units, the air path, and specially designed mo- outside air. In fact, when so equipped, accessory low-ambient kit may not be necessary. In low ambient conditions, unless the out-... - Page 56 Selection software by the traditional means of pulley adjustments. The other means to Bryant saves time by performing many of the steps above. Con- adjust the unit static and cfm performance is to utilize the field in- tact your Bryant sales representative for assistance.
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Page 57: Guide Specifications
10,000 hours of data and time clock 1. Aluminum foil-faced fiberglass insulation shall be retention during power outages. used. 12. Shall have built-in support for Bryant technician 2. Insulation and adhesive shall meet NFPA 90A tool. requirements for flame spread and smoke genera- 13. - Page 58 4. 4-in. filter capabilities shall be capable with pre- phase monitor, economizer, thermostat, DDC con- engineered and approved Bryant filter track field- trol options, loss of charge, freeze switch, high installed accessory. This kit requires field furnished pressure switches.
- Page 59 will be stored at the factory, and must be available fiberglass insulation shall be used in the heat com- upon request. partment. 11. Unit shall be designed in accordance with UL Stan- 4. Unit internal insulation linings shall be resistant to dard 1995, ETL listed including tested to withstand mold growth in accordance with “mold growth and rain.
- Page 60 GUIDE SPECIFICATIONS (cont) 2) No basepan penetration, other than those 4. Optional Stainless Steel Heat Exchanger construc- authorized by the manufacturer, is permit- tion ted. a. Use energy saving, direct-spark ignition system. 11. Component access panels (standard) b. Use a redundant main gas valve. a.
- Page 61 f. Fin stock coating shall pass 2000 hours of the 2. Compressors following: one week exposure in the prohesion a. Unit shall use fully hermetic, scroll compressor chamber followed by one week of accelerated for each independent refrigeration circuit. ultraviolet light testing. Prohesion chamber: the b.
- Page 62 GUIDE SPECIFICATIONS (cont) c. Shall have inherent thermal overload protection return modules shall be available as a factory- with an automatic reset feature. installed option. d. Shall use a shaft down design on all sizes. c. Damper blades shall be galvanized steel with composite gears.
- Page 63 m. Shall be designed to close damper(s) during the outside air dampers and 10 cfm per sq. ft. on loss-of-power situations with spring return built the return dampers. into motor. g. Economizer controller on EconoMi$er X mod- n. Dry bulb outdoor air temperature sensor shall els shall be the Honeywell W7220 that pro- be provided as standard.
- Page 64 GUIDE SPECIFICATIONS (cont) r. Actuator shall be direct coupled to economizer densing temperature outdoor ambient gear. No linkage arms or control rods shall be temperatures between 90°F (32°C) and 110°F acceptable. (43°C) at outdoor ambient temperatures down to 0°F (–18°C). s.
- Page 65 Permits installation of new 581J 17-28 models 24-v transformer suitable for 4.2 VA (AC) to past Bryant design curb models: DP, DR, HJ, or 3.0 VA (DC) per horn/strobe accessory. TM, and TJ. Check with Bryant sales expert for...
- Page 66 GUIDE SPECIFICATIONS (cont) b. Requires field-supplied electrical box, North b. Shall be on major panels of – filter, control box, American 1-gang box, 2-in. (51 mm) x 4-in. fan motor and compressor. (102 mm). 29. Display Kit for Variable Frequency Drive c.
- Page 68 © 2018 Bryant Heating & Cooling Systems 9-18 Manufacturer reserves the right to discontinue, or change at any time, specifications or designs without notice and without incurring obligations. Pg 68 Catalog No. 04-52581001-01 Printed in U.S.A. Form PDS581J-17-28-02 Replaces:PDS581J-17-28-01...