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Bryant 581B manuel d'utilisation

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- nom du fabricant et année de fabrication Bryant 581B
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Habituellement, cela est dû au manque de temps et de certitude quant à la fonctionnalité spécifique de l'équipement acheté. Malheureusement, la connexion et le démarrage Bryant 581B ne suffisent pas. Le manuel d’utilisation contient un certain nombre de lignes directrices concernant les fonctionnalités spécifiques, la sécurité, les méthodes d'entretien (même les moyens qui doivent être utilisés), les défauts possibles Bryant 581B et les moyens de résoudre des problèmes communs lors de l'utilisation. Enfin, le manuel contient les coordonnées du service Bryant en l'absence de l'efficacité des solutions proposées. Actuellement, les manuels d’utilisation sous la forme d'animations intéressantes et de vidéos pédagogiques qui sont meilleurs que la brochure, sont très populaires. Ce type de manuel permet à l'utilisateur de voir toute la vidéo d'instruction sans sauter les spécifications et les descriptions techniques compliquées Bryant 581B, comme c’est le cas pour la version papier.

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Table des matières du manuel d’utilisation

  • Page 1

    F or m No . PDS 581B .36.5 COMME RCIAL SINGLE P A CKA GE R O OFT OP GAS HEA T/E LECTRIC COOL ING UNITS Bryant ha s designed th e Dura P ac Plus seri es based on custom er needs and req uests to be the most effic ient and rel i- able ever . FEA TURES /BENEF ITS • Effic ient rooftop li ne for co oling usin g scroll compre ssor technol og y • Effi[...]

  • Page 2

    2 FEA TURES/BENEFITS (cont) BALL BEARING, PERMANENTL Y - LUBRICA TED MOT ORS PREMIUM QUALITY SCROLL COMPRESSORS DIMPLED HEA T EXCHANGERS BEL T DRIVEN EV APORA TOR F ANS F ACT OR Y -INST ALLED OPTIONAL CONVENIENCE OUTLET REFRIGERA TION SYSTEM PROTECTION F ACTORY -INST ALLED OPTIONAL DISCONNECT SWITCH FULL Y MODULA TING ECONOMIZER (OPTION OR ACCESSOR[...]

  • Page 3

    3 FEA TURES/BENEFITS (cont) Thru-the-Bottom Service Connection Capab ility come s standard with the ro oftop unit to allow powe r and control wiring to be routed th rough the unit ’ s basepan, thereb y minimiz ing roof penetr ations (to prev ent water leaks). Both po wer and contro l connec tions are mad e on the sam e side of the un it to simp l[...]

  • Page 4

    4 FEA TURES/BENEFITS (cont) INDOOR AIR QU ALITY (IA Q) The Qua lity of Building Air i s Impr oved as the Dur aP a c Plu s ser ies u tili zes ce r tai n key f eat ures that assi st in im proving indoor air qu ality . A sl oped condens ate pan eliminat es possib le biologi cal gro wth in th e rooftop unit. A f ace-split e vapo rator coi l (090-150 s [...]

  • Page 5

    5 ARI* CAP A CITIES LEGEN D *Air-Conditioning & Refrigeration Institute. † Applies o nly to units w ith capacit y of 65,000 Btuh or less. **The IP L V is no t applica ble to single-c ompressor units. NO TES: 1. Rated in acc ordance wi th ARI Standar d 210/24 0 (size 036 -120 units) or 360 (size 150 u nits) and 2 70 (size 036 -150 uni ts). 2. [...]

  • Page 6

    6 OPTIONS AND A CCESSORIES *Indicates a f actor y-installed option. † Indicates a field-installed accessor y . ITEM OPTION* A CCESSOR Y † P erfect Humidity ™ Dehumidif ication P ackage X Inte grated Econ omizer — Durab lade XX Inte grated Econ omizer — EconoMi$er (gear driven) XX EconoMi $er with P ower E xhaust (V er tical O nly) X P owe[...]

  • Page 7

    7 OPTIONS AND A C CESSORIES (cont) CONTROLLER BAROMETRIC RELIEF DAMPERS OUTDOOR AIR TEMPERA TURE SENSOR GEAR-DRIVEN DAMPER ACTUA TOR ECONOMI$ER PLUG UNIT MOUNTED DISCONNECT ECONOMI$ER F ac tory-inst alled, internally-mo unted, NEC (National Electrical Code) and UL (Underwriters ’ Laboratories) approved non-fused s witch provides unit pow er shuto[...]

  • Page 8

    8 OPTIONS AND A C CESSORIES (cont) MINIMUM POSITION OPEN 3 1 T P P1 T1 4 2 5 S S O D C TR B REV .B 198818A % H U M I D I T Y 90 7 0 60 30 10 D C B A 60 65 70 75 55 50 85 8 0 DAMPER DAMPER CLOSED OPEN OUTDOOR TEMP . ° F R E V . 97 -3 672 CW – SETPOINTS – CCW CONT A CTS SHOWN IN HIGH ENTHA LPY R U S H A T 24 V A C 3 m A M IN . A T 1 1 VD C CONT [...]

  • Page 9

    9 PHYSICAL D A T A LEGEND *Single ph ase/three ph ase. † Indicates au tomatic reset . **581 B 072 unit siz e 036-072 (72,000 Btu heat input) ha ve 2 burners . 581B 115 unit size 036-0 72 (115,000 Btu he at input) ha ve 3 b ur ners. 581B 150 unit size 048-0 72 (150,000 Btu he at input) ha ve 3 b ur ners. †† An LP kit is av ailab le as an acces[...]

  • Page 10

    10 PHYSIC AL D A T A (cont) LEGEND *Single ph ase/three ph ase. † Indicates au tomatic reset . **581 B 072 unit siz e 036-072 (72,000 Btu heat input) ha ve 2 burners . 581B 115 unit size 036-0 72 (115,000 Btu he at input) ha ve 3 b ur ners. 581B 150 unit size 048-0 72 (150,000 Btu he at input) ha ve 3 b ur ners. †† An LP kit is av ailab le as[...]

  • Page 11

    11 PHYSIC AL D A T A (cont) LEGEND *W eight of 14-in. roof curb . † Rollout s witch lock out is manuall y reset by inte rr upting po wer to unit or reset tin g ther mos tat. NO TE: High-static motor not av ailable on size 150 units . UNIT SIZE 581B 090 102 120 150 NOMINAL CAP A CITY (tons) 7 1 / 2 8 1 / 2 10 12 1 / 2 OPERA TING WEIGHT (lb) Unit 8[...]

  • Page 12

    12 PHYSIC AL D A T A (cont) LEGE ND *W eight of 14-in. roof curb . † Rollout s witch lock out is manuall y reset by inte rr upting po wer to unit or reset tin g ther mos tat. NO TE: High-static motor not av ailable on size 15 0 units . UNIT SIZE 581B HEA T 090 102 120 1 50 FURNA CE SECTION Rollout Switch Cutout T emp † 195 195 195 195 Burner Or[...]

  • Page 13

    13 B ASE UNIT DIME NSIONS UNIT 581B ST ANDARD UNIT WEIGHT DURABLADE EC ONOM IZE R WEIGHT EC ONOM I$E R WEIGHT CORNER WEIGHT (A) CORNER WEIGHT (B) CORNER WEIGHT (C) CORNER WEIGHT (D) Lb Kg Lb Kg Lb Kg Lb Kg Lb Kg Lb Kg Lb K g 036 530 240 34 15.4 47 21.3 127 57.6 122 55.3 1 38 62.6 143 64.9 048 540 245 34 15.4 47 21.3 129 58.5 124 56.2 1 41 64.0 146 [...]

  • Page 14

    14 B ASE UNIT DI MENSIONS (cont) UNIT 581B ST AND ARD UN IT W EIG HT DURABLADE ECONOM IZER W EIGHT ECONOM I$ER WEIGHT CORNER WEIGHT (A) CORNER WEI GHT ( B) CORNER WEIGHT (C) CORNER WEIGHT (D) “ H ”“ J ”“ K ”“ L ” Lb Kg Lb Kg L b Kg Lb Kg Lb Kg Lb Kg ft-in. mm ft-in. mm ft-in. mm ft-in. mm ft-in. mm 090 870 39 5 44 20 62 28.1 189 86 [...]

  • Page 15

    15 A CCES SOR Y DIMENSIONS — 58 1B036-072 UNIT SIZE 581B “ A ” ROOF CURB A CCESSOR Y 036-072 1 ′ -2 ″ [356] CRRFCURB001A00 2 ′ -0 ″ [610] CRRFCURB002A00 NO TES: 1. Roof curb a ccessor y is shippe d disassembled. 2. Insul ated pane ls. 3. Dimensions in [ ] are in millimeters. 4. Roof curb: galvanized stee l. 5. Attac h ductwork to curb[...]

  • Page 16

    16 A CCES SOR Y DIMENSIONS — 58 1B090-150 CONNECT OR PKG. ACCY . BC D AL T DRAIN HOLE “ E ” GAS “ F ” PO WER “ G ” CONTROL CRBTMPWR001A00 2 ′ -8 7 / 16 ″ [827] 1 ′ -10 15 / 16 ″ [583] 1 3 / 4 ″ [44.5] 3 / 4 ″ [19] NPT 3 / 4 ″ [19] NPT) 1 / 2 ″ [12.7] CRBTMPWR002A00 1 1 / 4 ″ [31.7] CRBTMPWR003A00 1 / 2 ″ [12.7] NPT[...]

  • Page 17

    17 SELECTION PROCEDURE (With 581B048 Exam ple) I DETERMINE COOLING AND HEA T ING REQUIRE- MENTS A T DESIGN CONDITIONS. Given: Required Cooling Capa city (TC) . . . . . . . . . . 44,600 Btu h Sensib le Heat Capacity (SHC). . . . . . . . . . . . 32,000 Btu h Required Heating Capa city . . . . . . . . . . . . . . 85,000 Btuh Condense r Entering-Air T [...]

  • Page 18

    18 PERFORMANCE D A T A COOL ING CA P A CITI ES Standard Ratings LEGEND NO TES: 1. Direct interpolation is perm issib le. Do not e xtrapolate. 2. The f ollowing f or mulas ma y be used: Where h ewb = Enthalpy of air entering indoor coil. 3. The SHC is based on 80 F edb temper ature of air entering ev ap- orator coil. Below 80 F db , subtract (corr f[...]

  • Page 19

    19 PERFORMANCE D A T A (cont) COOLING CAP A CITIES (cont) Standard Ratings LEGEND NO TES: 1. Direct interpolation is perm issib le. Do not e xtrapolate. 2. The f ollowing f or mulas ma y be used: Where h ewb = Enthalpy of air entering indoor coil. 3. The SHC is based on 80 F edb temper ature of air entering ev ap- orator coil. Below 80 F db , subtr[...]

  • Page 20

    20 PERFORMANCE D A T A (cont) COOLING CAP A CITIES (cont) Standard Ratings LEGEND NO TES: 1. Direct interpolation is perm issib le. Do not e xtrapolate. 2. The f ollowing f or mulas ma y be used: Where h ewb = Enthalpy of air entering indoor coil. 3. The SHC is based on 80 F edb temper ature of air entering ev ap- orator coil. Below 80 F db , subtr[...]

  • Page 21

    21 PERFORMANCE D A T A (cont) COOLING CAP A CITIES (cont) Standard Ratings LEGEND NO TES: 1. Direct interpolation is perm issib le. Do not e xtrapolate. 2. The f ollowing f or mulas ma y be used: Where h ewb = Enthalpy of air entering indoor coil. 3. The SHC is based on 80 F edb temper ature of air entering ev ap- orator coil. Below 80 F db , subtr[...]

  • Page 22

    22 PERFORMANCE D A T A (cont) COOLING CAP A CITIES, UNITS WITH PERFECT HUMIDITY ™ OPTION LEGEND NO TES: 1. Direct interpolation is perm issib le. Do not e xtrapolate. 2. The f ollowing f or mulas ma y be used: Where: h ew b = Enthalp y of air entering ev aporator coil. 3. The SHC is bas ed on 80 F edb temperature of air entering ev apo- rator coi[...]

  • Page 23

    23 PERFORMANCE D A T A (cont) COOLING CAP A C ITIES, UNITS WIT H PERFECT HUMIDITY ™ OPTION (cont) LEGEND NO TES: 1. Direct interpolation is perm issib le. Do not e xtrapolate. 2. The f ollowing f or mulas ma y be used: Where: h ew b = Enthalp y of air entering ev aporator coil. 3. The SHC is bas ed on 80 F edb temperature of air entering ev apo- [...]

  • Page 24

    24 PERFORMANCE D A T A (cont) COOLING CAP A C ITIES, UNITS WIT H PERFECT HUMIDITY ™ OPTION (cont) LEGEND NO TES: 1. Direct interpolation is perm issib le. Do not e xtrapolate. 2. The f ollowing f or mulas ma y be used: Where: h ew b = Enthalp y of air entering ev aporator coil. 3. The SHC is bas ed on 80 F edb temperature of air entering ev apo- [...]

  • Page 25

    25 PERFORMANCE D A T A (cont) COOLING CAP A C ITIES, UNITS WIT H PERFECT HUMIDITY ™ OPTION (cont) LEGEND NO TES: 1. Direct interpolation is perm issib le. Do not e xtrapolate. 2. The f ollowing f or mulas ma y be used: Where: h ew b = Enthalp y of air entering ev aporator coil. 3. The SHC is bas ed on 80 F edb temperature of air entering ev apo- [...]

  • Page 26

    26 PERFORMANCE D A T A (cont) F AN PERFORMANC E — VER TICAL DISCHARGE UNITS LEGEN D NO TES: 1. Boldface indic ates f ield- supp lied driv e requ ired. ( See Note 2.) 2. Motor drive range is 7 60 to 1090 r pm for standard motor ; 10 75 to 1455 rpm for high-static m otor . All o ther r pms require a field-su pplied dr ive. 3. V alues i nclude losse[...]

  • Page 27

    27 PERFORMANCE D A T A (cont) FAN PERFORMANCE — VERTICAL DISCHARGE UNITS (cont) LEGEN D NO TES: 1. Boldface indic ates f ield- supp lied driv e requi red. ( See Note 3.) 2. indicates field-sup plied m otor and d rive requ ired. 3. Motor drive range is 8 40 to 1185 r pm for standard motor ; 10 75 to 1455 rpm for high-static m otor . All o ther r p[...]

  • Page 28

    28 PERFO RMANC E D A T A — (con t) F AN PERFOR MANCE — VERTI CAL DISCHARGE UNITS (cont) L EGEND NO TES: 1. Boldface indic ates f ield- supp lied driv e requ ired. ( See Note 3.) 2. indicates field-sup plied m otor and d rive requ ired. 3. Motor drive range is 10 20 to 14 60 r pm f or single-p hase st andard motors, 1120 to 1585 for 3-phase stan[...]

  • Page 29

    29 PERFORMANCE D A T A (cont) FAN PERFORMANCE — VERTICAL DISCHARGE UNITS (cont) LEGEN D NO TES: 1. Boldface indic ates f ield- supp lied driv e requ ired. ( See Note 3.) 2. indicates field-sup plied m otor and d rive requ ired. 3. Motor drive range i s 1120 t o 1585 r pm for standard motors, 130 0 to 1685 r pm for h igh-static motors. All o ther [...]

  • Page 30

    30 PERFORMANCE D A T A (cont) F AN PERFOR MANCE — VERTI CAL DISCHARGE UNITS (cont) LEGEN D NO TES: 1. Boldface indic ates f ield- supp lied driv e requ ired. ( See Note 3.) 2. indica tes field- supplied mo tor an d drive requir ed. 3. Mot or driv e rang e is 840 t o 1085 rpm f or standar d moto rs; 860 to 1080 rpm for high-static m otors. All oth[...]

  • Page 31

    31 PERFORMANCE D A T A (cont) F AN PERFOR MANCE — VERTI CAL DISCHARGE UNITS (cont) LEGEN D NO TES : 1. Boldface indic ates f ield- supp lied driv e requ ired. ( See Note 3.) 2. indicates field-sup plied m otor and d rive requ ired. 3. Motor drive range is 840 to 1085 r pm for standard motors, 860 to 108 0 rpm for high-static m otors. All other r [...]

  • Page 32

    32 PERFORMANCE D A T A (cont) F AN PERFOR MANCE — VERTI CAL DISCHARGE UNITS (cont) LEGEN D NO TES: 1. Boldface indic ates f ield- supp lied driv e requ ired. ( See Note 3.) 2. indicates high sta tic moto r and dr ive require d. 3. Motor drive range is 860 to 108 0 r pm for standar d mot ors; 830 to 1130 r pm for high-static m otors. All other r p[...]

  • Page 33

    33 PERFORMANCE D A T A (cont) FAN PERFORMANCE — HORIZONTAL DISCHARGE U NITS LEGEND NO TES: 1. Boldface indic ates f ield- supp lied driv e requ ired. ( See Note 3.) 2. Mo tor dr ive range is 760 to 1090 r pm for stand ard motor s; 1075 to 14 55 r pm for high-static m otors. All other r pms r equire a f ield-supp lied dr ive. 3. V alues in clude l[...]

  • Page 34

    34 PERFORMANCE D A T A (cont) FAN PERFORMANCE — HORIZONTAL DISCHARGE UNITS (cont) LEGEND NO TES: 1. Boldface indic ates f ield- supp lied driv e requ ired. ( See Note 3.) 2. indicate s field-suppl ied moto r and dr ive require d. 3. Mo tor dri ve range is 840 to 1185 r pm for stand ard unit s; 1075 to 14 55 r pm for high-st atic motors. A ll othe[...]

  • Page 35

    35 PERFORMANCE D A T A (cont) F AN PERFORMANCE — HORIZONT AL DISCHARGE UNITS (cont) LEGEND NO TES: 1. Boldface indic ates f ield- supp lied driv e requ ired. ( See Note 3.) 2. indicate s field-suppl ied moto r and dr ive required. 3. Mo tor dri ve r ange is 1020 to 14 60 r pm for single-pha se standard units, 1120 to 1585 for 3-phase standard un [...]

  • Page 36

    36 PERFORMANCE D A T A (cont) FAN PERFORMANCE — HORIZONTAL DISCHARGE UNITS (cont) LEGEND NO TES: 1. Boldface indic ates f ield- supp lied driv e requ ired. ( See Note 3.) 2. indicate s field-suppl ied moto r and dr ive require d. 3. Moto r driv e rang e is 1120 to 1585 rpm fo r stan dard mot ors; 130 0 to 1685 rpm for high-static m otors. All oth[...]

  • Page 37

    37 PERFORMANCE D A T A (cont) F AN PERFORMANCE — HORIZONT AL DISCHARGE UNITS (cont) LEGEND NO TES: 1. Boldface indic ates f ield- supp lied driv e requ ired. ( See Note 3.) 2. indicate s field-suppl ied moto r and dr ive required. 3. Mo tor dri ve range is 840 to 1085 r pm for standar d motors. All ot her r pms requir e a field -supplied dr ive. [...]

  • Page 38

    38 PERFORMANCE D A T A (cont) F AN PERFORMANCE — HORIZONT AL DISCHARGE UNITS (cont) LEGEND NO TES: 1. B oldf ace in dicates field- supplied dr ive required. (See Note 3.) 2. indicate s field-suppl ied moto r and dr ive require d. 3. Mo tor dri ve range is 840 to 1085 r pm for standar d motors. All ot her r pms requir e a field -supplied dr ive. 4[...]

  • Page 39

    39 PERFORMANCE D A T A (cont) F AN PERFORMANCE — HORIZONT AL DISCHARGE UNITS (cont) LEG END NO TES: 1. Boldface indic ates f ield- supp lied driv e requ ired. ( See Note 3.) 2. indica tes h igh sta tic mot or and d rive requir ed. 3. Mo tor dri ve range is 860 to 1080 r pm for standar d motors and 830 to 1130 for high-st atic motors. A ll other r[...]

  • Page 40

    40 PERFORMANCE D A T A (cont) OUTDOOR SOUND PO WER (T O T AL UNIT) LEGEND ECONOMIZER ST A TIC PRESSURE DROP (in . wg) 581B03 6-072 ECONOMIZER ST A TIC PRESSURE DROP (in . wg) 581B09 0-150 EV APORA T OR-F AN MO T OR EFFICIENCY *Single phase/3 phase. NO TE: Conv e r t bhp to w atts using the f ollowing f or mula: FIOP PERFECT HUMIDITY ™ DEHUMIDIFIC[...]

  • Page 41

    41 PERFORMANCE D A T A (cont) 581B F AN RPM A T MOT OR PULLEY SETTING WIT H ST ANDARD MO T OR 581B F AN RPM A T MOT OR PULLEY SETTING WIT H HIGH-ST A TIC MOT OR EV APORA TOR-F AN MO TOR D A T A — ST ANDARD MO T OR LEGEND Bhp — Brake Horsepower *Extensive motor and electr ical testing on these units ensures that the full horsepower and w atts ra[...]

  • Page 42

    42 PERFORMANCE D A T A (cont) EV APORA TOR-F AN MO TOR D A T A — HIGH-ST A TIC MOT ORS LEGEND Bhp — Brak e Horsepo wer *Extens ive mot or and electrical tes ting on these un its ensures t hat the full horsepo wer and w atts range of the moto rs can be utiliz ed with con fidence. Using y our fan mot ors up to the rating s shown in this tab le wi[...]

  • Page 43

    43 PERFORMANCE D A T A (cont) 50 40 30 20 10 0 0 0.25 0.5 0.75 1 FLOW (CFM) ST A TIC PRESSURE (in. wg) 3 TO 6 TON 7 1/2 T O 12 1/2 TON 0.25 0.20 0.15 0.10 0.05 0.00 1200 2000 2800 3600 4400 FLOW (CFM) ST A TIC PRESSURE (in. wg) 3 TO 6 TON 7 1/2 T O 12 1/2 TON 0.35 0.30 EconoMi$ er Outdoor-Ai r Leakage EconoM i$er Return-Air Pressure Dr op 0.25 0.20[...]

  • Page 44

    44 PERFORMANCE D A T A (cont) AL TITUDE COMPENSA TION* 581B03 6-072 * As the heigh t above sea le vel increases, there i s less oxygen per cubic foot of air . Therefore, heat i nput rate s hould be r educed at higher altitudes. † Orifi ces available through your B ryant d istributor. AL TITUDE COMPENSA TION* 581B09 0-150 *As the height above sea [...]

  • Page 45

    45 ELECTRICAL D A T A 581B036-072 ST AND ARD MO T OR (Units Without Electrical Con venience Outlet) 581B036-07 2 ST AND ARD MO TOR (Uni ts With Electrical Con venience Outlet) LEGEND *Used to det er mine minim um disconnect pe r NEC. † Fus e or HACR ci rcuit breaker. NO TES: 1. In complian ce with NEC require ments f or multimot or and combin ati[...]

  • Page 46

    46 ELECTRICAL D A T A (cont) 581B03 6-072 HIGH-ST A TIC MO T OR (Units Withou t Electrical Con venie nce Outlet) 581B036-07 2 HIGH-ST A TIC MO TOR (Uni ts With Electrical Con venience Outlet) LEG END *Used to determine minimum disconnect per NEC. † Fuse or HACR circuit breaker . NO TES: 1. I n compliance with NEC requirements for multimotor and c[...]

  • Page 47

    47 ELECTRICAL D A T A (cont) 581B090-150 ST AND ARD MO T OR (Units Without Electrical Con venience Outlet) 581B090-15 0 ST AND ARD MO TOR (Uni ts With Electrical Con venience Outlet) LEGEND *Used to determine minimum disconnect per NEC. † Fuse or HACR circuit breaker per NEC. NO TES: 1. I n compliance with NEC requirements for multimotor and comb[...]

  • Page 48

    48 ELECTRICAL D A T A (cont) 581B09 0-120 HIGH-ST A TIC MO T OR (Units Withou t Electrical Con venie nce Outlet) 581B090-12 0 HIGH-ST A TIC MO TOR (Uni ts With Electrical Con venience Outlet) LEGEND *Used to determine minimum disconnect per NEC. † Fuse or HACR circuit breaker per NE C . NO TES: 1. I n compliance with NEC requirements for multimot[...]

  • Page 49

    49 APPLICA TION D A T A 1. CONDENSA TE DRAIN P AN — A sloped co ndensate dr ain pan is s upplied o n all units . The cond ensate pan m ust be e xternally tr apped. Cond ensate dr ains a re located on both the botto m and end of the un it. 2. DUCTWORK — All ductw or k mus t be attached to flang es. If no f lange s ar e pres ent, they must be f i[...]

  • Page 50

    50 APPLICA TION D A T A (cont) Stan dard Unit Refr igera nt Cy cle At point n o . 1 in the pres sure enthalp y curve , va por lea ving th e compre ssor at a high pre ssure and a hi gh temper ature enters the conde nser . The condense r remov es heat from the refriger- ant, lo wers i ts temper ature , and chan ges it to a liquid. At poi nt no . 2, t[...]

  • Page 51

    51 APPLICA TION D A T A (cont) Pe r f e c t H u m i d i t y ™ Dehumidification Option[...]

  • Page 52

    52 APPLICA TION D A T A (cont) NO TE: Number s 1 t hrough 4 indicate point numbers ref erred to in P erfect Humidity ™ Dehumidification P ackage Design Eff ect s section. Pressure En thalpy Cu rve[...]

  • Page 53

    53 APPLICA TION D A T A (cont) Po i n t 1 — Enter ing Air (F) 80 db/67 wb Po i n t 2 — Leaving Air (F) 58.9 db/56.4 wb (Without Subcooler) Po i n t 3 — Leaving Air (F) 63.0 db/56.8 wb (With Subcooler) LEGEND db — Dry Bulb wb — We t B u l b Psychr ometric Chart (581B072 Sho wn)[...]

  • Page 54

    54 TYPICAL PIPING AND WIRING V ertical Dischar ge Horizontal Disc harge LEGEND NEC — National Electrical Code[...]

  • Page 55

    55 TYPICAL WIRING SCHEMA TIC 581B0 36-072 T ypical Wiring Sc hematic and Componen t Arrangement (208/230 V 3-Phase Uni t Shown )[...]

  • Page 56

    56 TYPICAL WIRING SCHEMA TIC (cont) 581B036-07 2 T ypical Wiring Schematic an d Component Arrangement (208/230 V 3-Phase Unit Shown) (con t) LEG END AHA — Adjustable Heat Anticipator C — Contactor , Compressor CAP — Capacit or CC — Cooling Compensator CLO — Comp ressor L ockout COMP — Comp ressor M otor D — Diode EC — Enthalpy Con t[...]

  • Page 57

    57 TYPICAL WIRING SCHEMA TIC (cont) 581B090 -150 T ypical Wi ring Schematic LEGEND AHA — Adjustable Heat Anticipator BR — Burner Relay C — Contactor , Compressor CAP — Capacitor CB — Circuit Breaker CC — Cooling Compensator CLO — Compressor Lock out COMP — Compressor Motor CONN — Connection CR — Control Relay D — Diode EC — [...]

  • Page 58

    58 CONTR OLS OPERA TING SEQ UENCE FOR 581B036-072 U NITS Cooling, Units W ithout Economizer — W hen t her mos tat ca lls f or cool ing, terminals G and Y1 and the compresso r contactor (C) are energiz ed. The indoor (e vapor ator) f an motor (IFM), compre ssor , and outdoor (condens er) f an motor (OFM) star t. The OFM r uns contin uously whi le [...]

  • Page 59

    59 CONTR OLS (cont) If the sup ply-air tem perature f alls belo w 52 F , a swi tch on the supply -air thermostat i s closed be tween th e T1 terminal an d the 24 v ac ter minal . This causes the damper to mo dulate cl osed unti l the su pply- air t empera ture ri ses above 55 F or t he dam per reaches the minim um positi on. When the supply-a ir te[...]

  • Page 60

    60 GUIDE S PECIFICA TIONS P A CKA GED ROOFT OP COOLING UNIT WITH GAS HEA T — CONST ANT V OLUME APPLICA TION HV AC GUIDE SPECIFICA TIONS SIZE RANGE: 3 T O 12 1 / 2 T ONS , NOMINAL COOLING 72,000 T O 250,000 BTUH, NOMINAL INPUT HEA T ING BR Y ANT MODEL NUMBER: 581B PA R T 1 — GENERAL 1.01 SYSTEM DESCRIPTION Outdoo r rooftop- or s lab-mounted, ele[...]

  • Page 61

    61 GUIDE SPECIFICA TIONS (cont) I. Controls and Safeties : 1. Unit Controls: Unit s hall be compl ete with sel f-contained l ow- v oltage con trol circuit prote cted by a fus e on the 24-v transfor mer s ide. 2. Saf eties: a. Uni t shall incorporate a solid-state compress or prote ctor which pro vides anti-c ycle reset cap abil- ity at the spa ce t[...]

  • Page 62

    62 GUIDE SPECIFICA TIONS (cont) 11. Return-Air T emperature Sensor : The re tur n- air te mpera ture se nsor s hall be used with the E conoMi$er d e vice . When used in conj unction with a n outdoor-air temperature sensor , the EconoMi $er de vice will provi de diff erential temper a- ture con trol. 12. Indoo r-Air Quality (CO 2 ) Sensor : Shall ha[...]

  • Page 63

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  • Page 64

    Copyright 20 00 Br yant Heat ing & Coo ling Sy stems Print ed in U.S.A. 12/00 Ca talog No. 5258-103 SPECIFICATIONS SUBJE CT TO CHANGE WITHOUT NOTICE UNIT MUST BE INST ALLED IN ACCORDANCE WITH INSTALLATION INSTRUCTIONS[...]