Bryantメーカー551Aの使用説明書/サービス説明書
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F or m No . PD S 558F .36. 2 COMME RCIAL SINGLE P A CKA GE R O OFT OP ELECTRIC COOLING UNITS FEA TURES/B ENEFITS • Effic ient c ooling us ing hermetic comp ressors. • Full r ange of electric hea t sizes a vai lable — e xactly t he r ight siz e f or your ne eds.
2 Units ar e Easil y Con verted from vertical to horiz ontal appl ica- tions to make ret rofit and add-o n jobs easi er . T o conv er t from v er tical to horiz ontal disc harge , simply rel ocate 2 panels (036-150) . The sa me basic unit can b e used f or a v ariety o f applicat ions and can b e quickly modified at th e jobsit e.
3 Easil y Accessible R efrigerant Acce ss P or ts on all di s- char ge, su ction, and liq uid lines permit eas y and acc urate measur ements. Resetta ble 24-V C ir cuit Breaker (Sizes 090-150 ) allows roo m f or error without replacing tr ansf or mers or fuses.
4 OPTIONS AND A CCESSORIES *F actory-installed. †Field-i nstalled. **Design En hancement Center (DEC) spec ial order only . NO TES: 1. Ref er to unit price pages or c ontact y our local represen tative f or accessory and option pac kage inf or mation.
5 OPTIONS AND A CCESSORIES (cont) MO TORMASTER II CONTROL (CONDENSER F AN CYCLING) LO W AMB IENT CONTR O LS Standard units are designed to operate in cooling at outdoor t emperatures down to 25 F f or size 036-150 units, 40 F f or size 150-300 units.
6 OPTIONS AND A CCESSORIES (cont) DURA-SHIELD CONDENSER COIL OPTIONS Condenser coil options are av ailable to match coil construction to s ite conditions f or the best corrosion durability . Pre-coate d coils provide pro- tections in mild coastal en vironm ents.
7 OPTIONS AND A CCESSORIES (cont) LIGHT COMMERCIAL THERMIDIST A T Field-installed, wall-mounted de vic e combines temperature and humidity control in one de v ice. The dehumidifier output is used to control the P erfect Humidity dehumidification pac k age.
8 OPTIONS AND A CCESSORIES (cont) UNIT -M OUNTED DISCONNECT (Sizes 036-150) F actor y-installed, inter nally-mounted, NEC (National Electri- cal Code) and UL (Underwr iters ’ Laboratories) approved non-fused switch pro vides unit power shutoff with disconnect lock out protection capability .
9 OPTIONS AND A CCESSORIES (cont) Condenser coil hail guard acces sory (field installed) protects coils against damage from hail and other f lying debris. HAIL GU ARD COIL GU ARD GRILLE (036-150 Only) CONTROL BO X HINGED P ANEL OPTION*, 581B090 -150 UNITS SHO WN Coil guard grille protects coils against large objects and v andalism.
10 OPTIONS AND A CCESSORIES (cont) EV APORA T OR-F AN HINGED P ANEL OPTION* 581B0 36-072 This is included as a factory-installed option. It per- mits quick and simple ev aporator-fan access. FIL TER HINGED P ANEL OPTION* This is included as a f actor y-inst alled option.
11 CONTR OLS OPERA TING SEQUENCE — SIZE 036-07 3 UNITS Cooling, Unit s Without Econom izer — When the thermost at calls f or cooling , ter minals G an d Y1 are energiz ed. The indoor (e vap orat or) f an contac tor (IFC), and comp ressor cont actor no .
12 CONTR OLS (cont) Heating, Units Without Econo mizer — Upon a ca ll for he ating through te r min al W1, indoor (e vapor ator) f an contactor (IFC) and heate r contactor no . 1 (HC1) are en ergized. On units equippe d for 2 stage s of heat, when addition al heat is needed, HC2 is energized th rough W2.
13 CONTR OLS (cont) As the re fr igerant leav es the e vap orator , the refriger ant passes a subc ooler control lo w-pressure s witch (S-LPS1 f or circuit 1 or S-LPS2 f or circuit 2) in th e suction li ne. This lo w-pressure s witch will deactiv ate the P erfec t Humidity ™ p ackage w hen th e suctio n pressure reaches 60 psig.
14 TYPICAL WIRING SCHEMA TIC (Single Fa n Units, Sizes 036-073).
15 TYPICAL WIRIN G SCHEMA TIC (T wo-F an Un its, Siz e 090-1 50) 12-PIN FEMALE 11 12 10 9 5 6 7 8 4 3 2 1 MOLEX CONNECTOR PL6 12 11 10 9 8 7 6 5 4 3 2 1 RED BLU BLK BRN GRY VIO PNK YEL ORN FIELD INST .
16 TYPICAL WIRING SCHEMA TIC (Siz es 155 -300).
17 TYPICAL WIRING SCHEMA TIC (Siz es 155 -300) LEGEND AHA — Adjustable Heat Anticipator AW G — American W ire Gage BRK W/A T — Breaks with Amp T ur ns C— Contactor , Com pressor CAP — Capaci.
18 TYPICAL WIRING SCHEMA TIC (cont) LEGEN D OA T — Out door-Air Ther mostat EconoMi$er W iring Non-Fused Dis connect (Optional) NO TES: 1. If the Non-Fused Disconnect Option i s ordered, the Non-Fused Disconnect will be f actory -installed.
19 TYPICAL PIPING AND WIR ING — SIZES 036-150 V ertical Disc harge Ducting LEGEND NEC — National Electrical Code *F actor y-supp lied, internally mounted disconnect av ailable as an option.
20 TYPICAL PIPING AND WIR ING — SIZES 155-300 LEG END NO TES: 1. Illustration shown is a general guide only and is not intended t o include all details f or any specific installation.
21 APPLICA TIO N D A T A 1. CONDENSA TE DRAIN P AN — A sloped cond ensate dr ain pan is supplied on all units. The condens ate dr ain pan mus t be e xternally trapp ed. Condensate drains are lo cated on both the bo ttom and end of the un it. The bottom dr ain can be used for thru-the-c urb connections .
22 APPLICA T ION D A T A (cont) c. HUMIDITY D AMA GE — Humidi ty causes prope r ty damage , such as stained w allpaper and ceiling tiles. Humid ity can also dam age books and ar twork, and c re- ate stro ng odors in ca r pets. In add ition, humidity ca n contrib ute to unacc eptab le product qu ality i n industria l proc esses .
23 APPLICA T ION D A T A (cont) 15. PERFECT HUMIDITY DEHUMIDIFICA TION P A CKA GE FEA TURES AND BENEFITS • The P erf ect Humi dity dehumidifi cation pac kage can impro ve the hum idity control of y our rooft op equipment b y up to 40%.
24 APPLICA T ION D A T A (cont) NO TE: Numbers 1 through 4 indicate point n umbers referred to in P erf ect Humidity ™ Dehumidification P ackage Design Eff ects section.
25 APPLICA T ION D A T A (cont) Poi n t 1 — Entering Air (F) 80 db/67 wb Poi n t 2 — Lea ving Air (F) 58.9 db/ 56.4 wb (Without Subcooler) Poi n t 3 — Lea ving Air (F) 63.
26 MODEL NU MBER NOME NCLA TURE — 558F ARI* CAP A CITY RA TINGS LEGEND *Air Conditioning and Refrigeration I nstitute. † Applies only to units with capaci ty of 65,000 Btuh or less. **Not ASHRAE 90.1 compliant. †† The IPL V applies only to 2-stage cooling units.
27 PHYSI CAL D A T A — 558F036-073 LEGEN D *Ev aporator coi l fin material/condenser coil fin material. Contact y our local representativ e for details abo ut coated fins. † W e ight of 14 -in. roof curb . **Single phase/ three phase. NO T E: The 558F0 36-150 units hav e a loss-of-charg e s witch located i n the liquid li ne.
28 PHYSI CAL D A T A — 558F090-150 LEGEN D *Ev aporator coi l fin material/conden ser coil fin material. Contact y our local repre sentativ e for details abo ut coated fins. † W e ight of 14 -in. roof curb . NO T ES: 1. The 558F0 36-150 units hav e a loss-of-charge s witch located in the liquid line.
29 B ASE UNIT DIMENSIONS — 558F 036-072 0TFQ004- 012 558F036- 150.
30 BAS E UNIT DIMENSIONS — 558F 073 0TFQ004- 012 558F036- 150.
31 B A SE UNIT DIMENSIONS — 5 58F090,1 02,120, 150 0TFQ004- 012 558F036- 150.
32 B A SE UNIT DIMENSIONS — 558F 091,121 0TFQ004- 012 558F036- 150.
33 A CCESSOR Y DIMENSIONS ROOF CURB ACCE SSORY “ A ” UNIT SIZE 558F CRRFCURB001A00 1 ′ -2 ″ [356] 036-073 CRRFCURB002A00 2 ′ -0 ″ [610] NO TES: 1. Roof cur b accessor y is shipped disa ssemb led. 2. In sulated pan els. 3. Dimensions in [ ] are in millimete rs.
34 A CCESSOR Y DIMENSIONS (cont) ROOF CURB ACCES SO R Y “ A ” UNIT SIZE 558F CRRFCURB003A00 1 ′ -2 ″ [356] 090-150 CRRFCURB004A00 2 ′ -0 ″ [610] 6. Ser vice clearance 4 ft on eac h side. 7. Direction of a irflow . 8. Connector packages C RBTMP WR001A 00 and 002A00 ar e for thru-the-c urb conn ections.
35 SELECTION PROCEDURE (with 558F048 example) I DETERMINE COOLING AND HEA TING REQUIRE- MENTS A T DESIGN CO NDITIONS: Given: Cooling Ca pacity Required . . . . . . . . . . . . . . 44,000 Btuh Sensib le Heat Capaci ty . . . . . . . . . . . . . . . . . 32,000 Btuh Required H eating Load .
36 PERFORMANCE D A T A COOL ING CAP A CITIE S Standa rd Ratings LEGEN D NO TES: 1. Direct inte r polatio n is per missi ble. Do not extrapolate. 2. The following formu las may be used: t lwb = Wet-bulb temperature corres ponding to enthalpy of air leaving evapora- tor coil (h lwb ) Wher e: h ew b = Enthalpy of a ir enter ing evaporator coil 3.
37 PERFORMANCE D A T A (cont) COOLING CAP ACITIES (cont) 558F07 2 (6 TONS) Te m p ( F ) Air Ente ring Cond enser (Edb) Air Enteri ng Eva p orato r — Cfm/BF 1800/0. 06 2100 /0.08 2400/0. 09 300 0/0.11 Air Ente ring Eva porator — Ewb ( F) 72 67 62 72 67 62 72 67 62 72 67 62 75 TC 86.
38 PERFORMANCE D A T A (cont COOLING CAP A CITIES (cont)) 558F0 91 (7 1 / 2 TO N S) Te m p ( F ) Air Ente ring Cond enser (Edb) Air Enteri ng Eva p orato r — Cfm/BF 2250/0. 10 2800 /0.11 3 000/0.11 375 0/0.14 Air Ente ring Eva porator — Ewb ( F) 72 67 62 72 67 62 72 67 62 72 67 62 75 TC 104.
39 PERFORMANCE D A T A (cont) COOLING CAP ACITIES (cont) Standa rd Ratings LEGEN D NO TES: 1. Direct inter polation is per missible. Do not extrapolate.
40 PERFORMANCE D A T A (cont) F AN PERFORMANCE — VERTICAL DI SCHARGE UNITS LEGEND NOTE: See page 6 0 for general f an perf ormance notes. LEGEN D *Motor driv e range: 760 to 1000 rpm. All other rpms requir e field-suppli ed driv e. NO T ES: 1. Boldfa ce indicates fiel d-supplied drive is r equired.
41 PERFORMANCE D A T A (cont) F A N PERFORMANCE — VERTICAL DISCHARGE UNITS (cont) LEGEN D NO T E: See page 6 0 for general f an perf ormance notes. LEGEND *Motor driv e range: 835 to 1185 r pm. All other rpms requir e field-supplied driv e. NO T ES: 1.
42 PERFORMANCE D A T A (cont) F A N PERFORMANCE — VERTICAL DISCHARGE UNITS (cont) LEGEN D NOTE: See page 6 0 for general f an perf ormance notes. LEGEND *Motor driv e range: 900 to 1300 rpm. All other rpms requir e field-suppli ed driv e. NO T ES: 1.
43 PERFORMANCE D A T A (cont) F A N PERFORMANCE — VERTICAL DISCHARGE UNITS (cont) LEGEN D *Motor driv e range: 1070 to 1460 rpm. All other rpms requir e field-supplied driv e. NO T ES: 1. Boldfa ce indicates fiel d-supplied drive is r equired. 2. indicates field -supplied motor and dri ve a re required.
44 PERFORMANCE D A T A (cont) F A N PERFORMANCE — VERTICAL DISCHARGE UNITS (cont) LEGEND *Standar d motor drive range: 590 to 840 rpm. Alternate motor drive ran ge: 685 to 935 r pm. All other rpms requi re field-supp lied driv e. NO T ES: 1. Boldfa ce indicates fiel d-supplied drive is r equired.
45 PERFORMANCE D A T A (cont) F A N PERFORMANCE — VERTICAL DISCHARGE UNITS (cont) LEGEND *Motor driv e range: 860 to 1080 r pm. All other rpms requir e field-supplied driv e. NO T ES: 1. Boldfa ce indicates fiel d-supplied drive is r equired. 2. indicates field -supplied motor and dri ve a re required.
46 PERFORMANCE D A T A (cont) F A N PERFORMANCE — VERTICAL DISCHARGE UNITS (cont) LEGEND *Motor driv e range: 685 to 935 rpm. All other rpms require field-supplied drive . NO T ES: 1. Boldface indicates field- supplied drive is r equired. 2. indicates field -supplied motor and dri ve a re required.
47 PERFORMANCE D A T A (cont) F A N PERFORMANCE — VERTICAL DISCHARGE UNITS (cont) LEGEND *Motor driv e range: 860 to 1080 r pm. All other rpms requir e field-supplied driv e. NO T ES: 1. Boldfa ce indicates fiel d-supplied drive is r equired. 2. indicates field -supplied motor and dri ve a re required.
48 PERFORMANCE D A T A (cont) F A N PERFORMANCE — VERTICAL DISCHARGE UNITS (cont) LEGEN D *Standar d motor driv e range: 685 to 935 r pm. Alternate motor driv e range: 835 to 1085 rpm. High-static m otor dr iv e range is 830 to 11 30 r pm. All other rpms requ ire field-supplied driv e.
49 PERFORMANCE D A T A (cont) F A N PERFORMANCE — VERTICAL DISCHARGE UNITS (cont) LEGEND *Standar d motor drive range: 860 to 1080 rpm. Alternate motor drive ran ge: 900 to 1260 rpm. All othe r rpms require field-suppl ied drive. NO T ES: 1. Boldfa ce indicates alte r nate motor and d rive are required.
50 PERFORMANCE D A T A (cont) F AN PERFORMANCE — HORIZONT AL DISCHARGE UNITS LEGEN D NO T E: See page 6 0 for general f an perf ormance notes. LEGEN D *Motor driv e range: 760 to 1000 rpm. All other rpms requir e field-suppli ed driv e. NO T ES: 1. Boldface indicates field- supplied drive is r equired.
51 PERFORMANCE D A T A (cont) F AN PERFORM ANCE — HORIZONT AL DISCHARGE UNITS (cont) LEGEN D NO T E: See page 6 0 for general f an perf ormance notes. LEGEN D *Motor driv e range: 835 to 1185 r pm. All other rpms requir e field-supplied driv e. NO T ES: 1.
52 PERFORMANCE D A T A (cont) F AN PERFORM ANCE — HORIZONT AL DISCHARGE UNITS (cont) LEGEN D NO T E: See page 6 0 f or general fa n performance notes . LEGEN D *Motor driv e range: 900 to 1300 rpm. All other rpms requir e field-suppli ed driv e. NO T ES: 1.
53 PERFORMANCE D A T A (cont) F AN PERFORM ANCE — HORIZONT AL DISCHARGE UNITS (cont) LEGEN D *Motor driv e range: 1070 to 1460 rpm. All other rpms requir e field-supplied driv e. NO T ES: 1. Boldface indicates field- supplied drive is r equired. 2. indicates field -supplied motor and dri ve a re required.
54 PERFORMANCE D A T A (cont) F AN PERFORMANCE — HORIZONT AL DISCHARGE UNITS (cont)) LEGEN D *Motor driv e range: 1300 to 1685 rpm. All other rpms requir e field-supplied driv e. NO T ES: 1. Boldface indicates field- supplied drive is r equired. 2. indicates field -supplied motor and dri ve a re required.
55 PERFORMANCE D A T A (cont) F AN PERFORM ANCE — HORIZONT AL DISCHARGE UNITS (cont) LEGEN D *Motor driv e range: 590 to 840 rpm. Alternate motor driv e range: 685 to 935 rpm. All other rpms require field-supplied dr iv e. NO T ES: 1. Boldface indicates field- supplied drive is r equired.
56 PERFORMANCE D A T A (cont) F AN PERFORM ANCE — HORIZONT AL DISCHARGE UNITS (cont) LEGEN D *Motor driv e range: 860 to 1080 rpm. All other rpms requir e field-suppli ed driv e. NO T ES: 1. Boldface indicates field- supplied drive is r equired. 2. indicates field -supplied motor and dri ve a re required.
57 PERFORMANCE D A T A (cont) F AN PERFORM ANCE — HORIZONT AL DISCHARGE UNITS (cont) LEGEN D *Motor driv e range: 685 to 935 rpm. All other rpms require field-supplied drive . NO T ES: 1. Boldface indicates field- supplied drive is r equired. 2. indicates field -supplied motor and dri ve a re required.
58 PERFORMANCE D A T A (cont) F AN PERFORM ANCE — HORIZONT AL DISCHARGE UNITS (cont) LEGEN D *Motor driv e range: 860 to 1080 rpm. All other rpms requir e field-suppli ed driv e. NO T ES: 1. Boldface indicates field- supplied drive is r equired. 2. indicates field -supplied motor and dri ve a re required.
59 PERFORMANCE D A T A (cont) F AN PERFORM ANCE — HORIZONT AL DISCHARGE UNITS (cont) LEGEN D *Standar d motor driv e range: 685 to 935 rpm. Alternate motor driv e range: 835 to 1085 rpm. High static mo tor drive range : 830 to 1130 rpm. All other rpms requir e field-supplie d dri v e.
60 PERFORMANCE D A T A (cont) F AN PERFORM ANCE — HORIZONT AL DISCHARGE UNITS (cont) LEGEN D *Standar d motor drive range: 860 to 1080 rpm. Alternate motor drive ran ge: 900 to 1260 rpm. All othe r rpms require field-suppl ied drive. NO T ES: 1. Boldface indicates field- supplied drive is r equired.
61 PERFORMANCE D A T A (cont) A CCESSOR Y/FIOP ST A TIC PRESSURE (in. wg) — 558F036- 073 LEGEND FIOP — F actory -Installed Option *The static pressur e must be adde d to external st atic pressure.
62 PERFORMANCE D A T A (cont) OUTDOOR SOUND D A T A (T ota l Unit) LEG END dB — S ound Lev els (de cibels) EV APORA TOR-F AN MO TOR EFFICIENCY *Single-phase/three-phase.
63 PERFORMANCE D A T A (cont) EV APORA T OR-F AN MO T OR PERFORMANCE LEGEN D Bhp — Br ake Hors epow er *Extensive motor and elect rical te sting on these u nits ensur es that the full horse- power range of the motor s can be utilized with confidence.
64 PERFORMANCE D A T A (cont) ELECTRIC HEA TING CAP ACI TIES *T wo heater p ackages require d to provid e kW indica ted. † 009 for 558F1 02 un its. **On uni ts with factor y-ins talled ou tlet, use C RSINGLE 014A00. NO TES: 1. The k W rating s shown above are at 2 40, 48 0, and 60 0 v .
65 ELECTRICAL D A T A — 55 8F036-073 See Leg end and Not es on p age 70. UNIT 558F NOMINAL V- P h - H z IFM TYPE VO LT AG E RANGE COMPRESSOR (ea) OFM (ea) IFM FLA ELECT RIC HEA T* PO WER SUPPL Y DISCONNECT SIZE † Min Max RLA LRA Q ty Hp FLA Nom inal kW** FLA MCA MOCP †† FLA L RA 036 208/230-1- 60 Std 187 254 16.
66 ELECTRICAL DA T A — 558F036 -073 (con t) See Leg end and Not es on p age 70. UNIT 558F NOM INAL V- P h - H z IFM TYPE VO LT AG E RANGE COMPRESSOR (ea) OFM (ea) IFM FLA ELECT RIC HEA T* PO WER SUPPL Y DISCONNECT SIZE † Min Max RLA LRA Qty Hp FLA Nominal kW** FLA MCA MOCP †† FLA L RA 048 460-3-60 Std 414 50 8 8.
67 ELECTRICAL DA T A — 558F036 -073 (con t) See Leg end and Not es on p age 70. UNIT 558F NOMINAL V- P h - H z IFM TYPE VO LT AG E RANGE COMPRESSOR (ea) OFM (ea) IFM FLA ELECTRIC HEA T* PO W ER SUPPL Y DISCONNECT SIZE † Min Max RLA LRA Qty Hp FLA Nominal kW** FLA MCA MOCP †† FLA L RA 072, 073 208/230 -3-60 Std 187 254 20.
68 ELECTRICAL D A T A — 55 8F090-150 See Leg end and Not es on p age 70. UNIT 558F NOM INAL V- P h - H z IFM TYPE VO LT A G E RANGE COMPRESSO R (ea) OFM (ea) IFM FLA ELECTRI C HEA T* PO WER SUPP L Y DISCONNECT SIZE † Min Max RLA LRA Q ty Hp FLA Nom inal kW** FLA MCA MOCP †† FLA LRA 090,091 208/230-3- 60 Std and Alt 187 254 14.
69 ELECTRICAL DA T A — 558F090 -150 (con t) See Leg end and Not es on p age 70. UNIT 558F NOMINAL V- P h - H z IFM TYPE VO LT A G E RANGE COMPRESSOR (ea) OFM (ea) IFM FLA ELECTRI C HEA T* PO WER SUPPL Y DISCONNECT SIZE † Min Max RLA LRA Qty H p FLA Nominal kW** FLA MCA MOCP †† FLA LRA 120,121 460-3- 60 Std 414 508 7.
70 LEGEND AND NO TES FOR ELE CTRICAL D A T A T ABLES P A GES 65-69 LEGEND *Heater capacity (kW) is based on heater voltage of 208 v , 240 v , 480 v , and 600 v . Heaters are rated a t 240 v , 480 v , or 600 v . If power distribution v oltage to unit v ar ies from rated heater v oltage, heater kW will v ary ac cordingly .
71 MODEL NUMBER NOMENCLA TURE — 551B ARI* CAP A CITY RA TINGS LEGEN D *Air-Conditioning & Refrigeration Institute. † Applies o nly to uni ts with ca pacity of 65, 000 Btuh or less. **IPL V is not applicable to single-com pressor units. NO TES: 1.
72 PHYS ICAL D A T A — 551B0 36-072 LEGEN D Bhp — Br ake Hors epow er *Single- phase/t hree-pha se. UNIT 55 1B 036 048 060 072 NOMINAL CAP ACITY (tons) 3 456 OPERA TING WEIGHT (lb) Unit 435 445 46.
73 PHYS ICAL D A T A — 551B0 90-150 LEGEND Bhp — Br ake Ho rsepow er UNIT 55 1B 090 102 12 0 150 NOMINAL CAP ACITY (tons) 7 1 / 2 8 1 / 2 10 12 1 / 2 OPERA TING WEIGHT (lb) Unit 755 760 91 5 930 E.
74 BAS E UNIT DIMENSI ONS — 551B036-0 72 0TFQ 004 -012 551B036- 150.
75 BAS E UNIT DIMENSI ONS — 551B090-1 50 0TFQ004- 012 551B 036- 150.
76 A CCESSOR Y DIMENSIONS — 551B036- 072 ROOF CURB ACCE SSORY “ A ” UNIT SIZE 551B CRRFCURB001A00 1 ′ -2 ″ [356] 036-072 CRRFCURB002A00 2 ′ -0 ″ [610] NO TES: 1. Roof cur b access ory is shippe d disassem bled. 2. Insulate d panels. 3. Dimensions in [ ] are in millimeters.
77 A CCESSOR Y DIMENSIONS — 551B090- 150 ROOF CURB ACCES SO R Y “ A ” UNIT SIZE 551B CRRFCURB003A00 1 ′ -2 ″ [356] 090-150 CRRFCURB004A00 2 ′ -0 ″ [610] 6. Ser vice clearance 4 ft on eac h side. 7. Direction of a irflow . 8. Connector packages C RBTMP WR001A 00 and 002A00 ar e for thru-the-c urb conn ections.
78 SELECTION PROCEDURE (With 551B048 Exam ple) I DETERMINE COOLING AND HEA TING REQUIRE- MENTS A T DESIGN CO NDITIONS. Given: Required C ooling Capacity (TC) . . . . . . . . . . . 44,00 0 Btuh Sensib le Heat Capaci ty (SHC) . . . . . . . . . . . . 32,000 Btuh Required H eating Capacity .
79 PERFORMANCE D A T A COOLING CAP A CITIES, ST AND ARD UNITS Do not o perate at the se conditions. LEGEND NO T ES: 1. Dir ect interpolation is permissible . Do not extr apolate . 2. The f ollowing f ormulas ma y be used: where h ewb = enthal py of ai r entering ind oor coil 3.
80 PERFORMANCE D A T A (cont) COOLING CAP A CITIES, ST AND ARD UNITS (cont) Do not o perate at the se conditions. LEGEND NO T ES: 1. Dir ect interpolation is permissible . Do not extr apolate . 2. The f ollowing f ormulas ma y be used: where h ewb = enthal py of ai r entering ind oor coil 3.
81 PERFORMANCE D A T A (cont) COOLING CAP A CITIES, ST AND ARD UNITS (cont) Do not o perate at the se conditions. LEGEND NO T ES: 1. Dir ect interpolation is permissible . Do not extr apolate . 2. The f ollowing f ormulas ma y be used: where h ewb = enthal py of ai r entering ind oor coil 3.
82 PERFORMANCE D A T A (cont) COOLING CAP A CITIES, UNITS WITH PERFECT HUMIDITY ™ OPTION Do not o perate at the se conditions. LEGEND NO T ES: 1. Dir ect interpolation is permissible . Do not extr apolate . 2. The f ollowing f ormulas ma y be used: where h ewb = enthalp y of air entering indoor coil 3.
83 PERFORMANCE D A T A (cont) COOLING CAP A C ITIES, UNITS WITH PERFECT HUMIDITY ™ OPTION (con t) Do not o perate at the se conditions. LEGEND NO T ES: 1. Dir ect interpolation is permissible . Do not extr apolate . 2. The f ollowing f ormulas ma y be used: where h ewb = enthalp y of air entering indoor coil 3.
84 PERFORMANCE D A T A (CONT) COOLING CAP A C ITIES, UNITS WITH PERFECT HUMIDITY ™ OPTION (con t) Do not o perate at the se conditions. LEGEND NO T ES: 1. Dir ect interpolation is permissible . Do not extr apolate . 2. The f ollowing f ormulas ma y be used: where h ewb = enthalp y of air entering indoor coil 3.
85 PERFORMANCE D A T A (cont) F AN PERFORMANCE — VERTICAL DI SCHARGE UNITS LEGEND Bhp — Brak e Horsep ower Inpu t to F an NO T ES: 1. Boldface i ndicates a field-suppli ed drive is required. (See Note 3.) 2. Maximum contin uous bhp is 1.20 f or standard motors; 2.
86 PERFORMANCE D A T A (cont) F A N PERFORMANCE — VERTICAL DISCHARGE UNITS (cont) LEGEND NO T ES: 1. Boldface i n dicates a field-supplied drive is required. (See Note 4.) 2. indicates fie l d-suppl ied motor a nd drive are requir ed. 3. Maximum contin uous bhp is 1.
87 PERFORMANCE D A T A (cont) F A N PERFORMANCE — VERTICAL DISCHARGE UNITS (cont) LEGEND NO T ES: 1. Boldface i ndicates a field-suppli ed drive is required. (See Note 4.) 2. indicates field -supplied motor and dri ve a re required. 3. Maximum contin uous bhp is 2.
88 PERFORMANCE D A T A (cont) F A N PERFORMANCE — VERTICAL DISCHARGE UNITS (cont) LEGEND NO T ES: 1. Boldface i ndicates a field-suppli ed drive is required. (See Note 4.) 2. indicates a high-static motor and dri ve is required. 3. Maximum contin uous bhp is 3.
89 PERFORMANCE D A T A (cont) F AN PERFORMANCE — HORIZONT AL DISCHARGE UNITS LEGEND NO T ES: 1. Boldface i ndicates a field-suppli ed drive is required. (See Note 3.) 2. Maximum contin uous bhp is 1.20 f o r standar d motors; 2.40 fo r high-static motors .
90 PERFORMANCE D A T A (cont) F AN PERFORM ANCE — HORIZONT AL DISCHARGE UNITS (cont) LEGEND NO T ES: 1. Boldface i ndicates a field-suppli ed drive is required. 2. indicates fie l d-suppl ied motor a nd drive are requir ed. 3. Maximum contin uous bhp is 1.
91 PERFORMANCE D A T A (cont) F AN PERFORM ANCE — HORIZONT AL DISCHARGE UNITS (cont) LEGEN D NO T ES: 1. Boldface i ndicates a field-suppli ed drive is required. 2. indicates fie l d-suppl ied motor a nd drive are requir ed. 3. Maximum contin uous bhp is 2.
92 PERFORMANCE D A T A (cont) F AN PERFORM ANCE — HORIZONT AL DISCHARGE UNITS (cont) LEGEND NO T ES: 1. Boldface i ndicates a field-suppli ed drive is required. 2. indicates a high-static motor and driv e are required. 3. Maximum contin uous bhp is 2.
93 PERFORMANCE D A T A (cont) GENERAL F AN PERFORM ANCE NO TES NO TES: 1. V alues inclu de losses for filters, unit casing , and wet coils. See pa ge 94 for acc essory/f actory-ins talled option s tati c press ure in format ion.
94 PERFORMANCE D A T A (cont) EV APORA T OR-F AN MO T OR PERFORMANCE — HIG H-ST A TIC MOT ORS LEGEND Bhp — Brak e Horsepowe r *Extens iv e motor and elect rical testing on these units ensures t hat the full ho rsepower and watts ran ge of the motors can be u t iliz ed with confidence.
95 PERFORMANCE D A T A (cont) PO WER REQUIREMENTS LEGEND PO WER EXHA UST SIZE AMPS (2 Fans Running) MOCP 230 V A C 460 V AC 575 V A C 3 to 6 T on 1.40 Amp s @ 60 Hz 15.0 amps 15.0 amp s 15.0 amps 7 1 / 2 to 12 1 / 2 To n 3.04 Amps @ 6 0 Hz MOCP — Maxim um Overcurr ent Protect ion FLOW (cfm) 0 0.
96 PERFORMANCE D A T A (cont) OUTDOOR SOUND PO WER (T O T AL UNIT) LEGEND UNIT 551B ARI RA TING (dB) OCT A VE B AND S 63 125 250 50 0 1000 2000 4 000 8000 036,048 76 55.9 66.0 64.0 66.2 68.4 64.5 61.7 57.3 060,072 80 59.1 68.9 68.7 71.9 74.0 68.9 65.7 59.
97 PERFORMANCE D A T A (cont) ELECTRIC HEA TING CAP ACI TIES *T wo heater p ackages require d to provid e kW indica ted. † 009 for 551B 102 uni ts. **On uni ts with factor y-ins talled ou tlet, use C RSINGLE 014A00. NO TES: 1. The kW ratings sh own above are at 2 40, 480, and 60 0 v .
98 ELECTRICAL D A T A ST AND ARD MO T O R UNITS WITHOUT ELECTRICAL CO NVENIENCE OUTLET NO TE : See legend and notes on page 97. UNIT NOMINAL VO L T AG E (V - Ph-Hz) VO L T AG E RANGE COMPRESSOR OFM IF.
99 ELECTRICAL D A T A (cont) ST ANDARD MO T OR UNITS WITHOUT ELECTRICAL CONVENIENCE OUTLET ( cont) NO TE: See legend and notes on page 97. UNIT NOMINAL VO L T AG E (V -P h-Hz) VO L T AG E RANGE COMPRE.
100 ELECTRICAL D A T A (cont) ST AND ARD MOT OR UNITS WITH ELECTRICAL CONVENIENCE OUTLET NO TE: See legend and notes on page 97. UNIT NOMINAL VO L T AG E (V - Ph-Hz) VO L T AG E RANGE COMPRESSOR OFM I.
101 ELECTRICAL D A T A (cont) ST ANDARD MO T OR UNITS WITH ELECTRICAL CONVENIENCE OUTLET (cont) NO TE: See legend and notes on page 97. UNIT NOMINAL V O LTA G E (V -Ph- Hz) VO L T AG E RANGE COMPRESSO.
102 ELECTRICAL D A T A (cont) HIGH-ST A TIC MO T OR UNITS WITHOUT ELECTRICAL CONVENIENCE OUTLET NO TE: See legend and notes on page 97. UNIT NOMINAL VO L T AG E (V - Ph-Hz) VO L T AG E RANGE COMPRESSO.
103 ELECTRICAL D A T A (cont) HIGH-ST A TIC MO T OR UNITS WITHOUT ELECTRICAL CONVENIENCE OUTLET ( cont) NO TE: S ee legend and notes on page 97. UNIT NOMINAL V O LTA G E (V -Ph- Hz) VO L T AG E RANGE .
104 ELECTRICAL D A T A (cont) HIGH-ST A TIC MO T OR UNITS WITH ELECTRICAL CONVENIENCE OUTLET NO TE: See legend and notes on page 97. UNIT NOMINAL VO L T AG E (V - Ph-Hz) VO L T AG E RANGE COMPRESSOR O.
105 ELECTRICAL D A T A (cont) HIGH-ST A TIC MO T OR UNITS WITH ELECTRICAL CONVENIENCE OUTLET (c ont) NO TE: See legend and notes on page 97. UNIT NOMINAL V O LTA G E (V -Ph- Hz) VO L T AG E RANGE COMP.
106 GUIDE SPE CIFICA TIONS — SIZES 0 36-150 P A CKA GED ROOFT OP COOLI NG UNIT WITH ELECTRIC HEA T OPT ION — CONST ANT V OLUME APPLICA TION HV A C GUIDE SPECIFICA TIONS SIZE RANGE: 3 to 12 1 / 2 T ONS, NOMINAL COOLING BR Y ANT MODEL NUMBER: 558F , 551 B PA R T 1 — GENERAL 1.
107 GUIDE SP ECIFI CA T IONS — SIZES 036-150 (cont) 2. St andar d Sa feties : a. Unit shall inc or porate c ompresso r overtemper a- ture and o vercurre nt saf ety de vices to shut off compr essor . b . Heating sec tion shall be pro vided with the f ollo w- ing min imum protec tions: 1) High-te mperature lim it switc hes.
108 GUIDE SP ECIFI CA T IONS — SIZES 036-150 (cont) * 13. High-Static M o tor and Drive (036-120 3 -phase unit s only ): High sta tic motor and drive sh all be fa ctor y-installe d to pro vide addition al perf or mance r ange.
109 MODEL NUMBE R NOMENCLA TURE — 559F ARI* CAP A CITY RA TINGS LEG END *Air Conditioning and Refrigeration I nstitute. NO TES: 1. Rated in accordance wit h ARI Standards 360-89 and 270-89. 2. The 559F300 is bey on d the scope of the ARI Cer tification Program.
110 ARI* CAP A CITY RA TINGS (cont) ELECTRIC RESIST ANCE HEA TER D A T A — 5 59F1 80- 300 *Maximum number of st ages using accessor y low-ambient kit or head press ure control device and low-ambient kit. NO TE: Heaters are rated at 240, 480, and 600 v .
111 PHYSI CAL D A T A — 559F180-300 LEGEND *Circuit 1 uses the lower por tion of the cond enser coi l and lower por tio n of the ev aporator coi ls; and Circu it 2 uses th e upper p or tion o f both c oils.
112 PHYSICAL D A T A — 559F180-30 0 (cont) OPERA TING AND RIGGING WEIGHTS *Base unit weight does not include electr ic heaters, copper coils, economizer , power e xhaust, bar o- metric relief or crating. See Options and Accessories table below for more inf or mation.
113 B ASE UNIT DIMENSIONS — 559F 180-216 UNIT 559F STD UNIT WEIGHT ECONOMI$ER WEIGHT CORNER A COR NER B CORNER C CORNER D DIM A DIM B D IM C Lb Kg Lb Kg Lb Kg Lb Kg Lb Kg Lb Kg ft-in. mm ft- in. m m ft-in. mm 180 1550 703 80 36.3 391 177 365 166 384 174 41 0 186 3-5 1041 3-6 1067 1-10 559 216 1650 748 80 36.
114 B ASE UNIT DIMENSIONS — 559F 240-300 UNIT 559F STD UNI T WEIGHT ECONOMI$ER WEIGHT CORNER A CORNER B CORNER C CORNER D DIM A DIM B DIM C Lb Kg Lb Kg Lb Kg L b Kg Lb Kg L b Kg ft- in. mm f t-in. mm ft- in. mm 240 1700 771 80 36.3 419 190 394 179 425 193 463 210 3-4 1016 3-5 1041 1-8 508 300 1850 839 80 36.
115 A CCESSOR Y DIMENSIONS PKG. NO . REF . CURB HEIGHT DESCRIPTION CRRFCURB010A00 1 ′ ′′ ′ -2 ″ ″ ″ ″ (305) Standar d curb 14 ″ ″ ″ ″ high CRRFCURB011A00 2 ′ ′′ ′ -0 .
116 A CCESSOR Y DIMENSIONS (cont) 2'-1 5/8" 2'-2 1/16" 1'-6 5/16" Horizont al Supply/Retu rn Adapter In stallation NO TE: CRRFCURB013A 00 is a fully factory preassembled hor izontal adapter and includes an insulated high static regain transition duct which substantially improv es f an static performance.
117 A CCESSOR Y DIMENSIONS (cont) Fa ctory-Installed Con venience Ou tlet Fa ctor y-Insta lled Non-Fuse d Disconnect LEG END K.O . — Knockout 0TFQ 004 -012 559F180- 300.
118 SELECTION PROCEDURE (with 559F180 example) I DETERMINE COOLING REQUIREMENTS A T DESIGN CONDITIONS. Given: Required C ooling Capacity . . . . . . . . . . . . . . 170,000 Btuh Sensib le Heat Capaci ty . . . . . . . . . . . . . . . . 111,000 Btu h Condense r Entering Air T emp.
119 PERFORMANCE D A T A COOLING CAP A CITIES LEGEND NO T ES: 1. Direct interpolation is permissible . Do not extr apolate. 2. The follo wing formulas ma y be used: Where: h ewb = Enthalp y of air entering e vaporator coi l 3. The SHC is based on 80 F edb temperat ure of air e ntering e vaporator coi l.
120 PERFORMANCE D A T A (cont) COOLING CAP ACITIES (cont) LEGEND NO T ES: 1. Direct interpolation is permissible . Do not extr apolate. 2. The follo wing formulas ma y be used: Where: h ewb = Enthalp y of air entering e vaporator coi l 3. The SHC is based on 8 0 F edb temperat ure of air e ntering e vaporator coi l.
121 PERFORMANCE D A T A (cont) COOLING CAP ACITIES (cont) LEGEND NO T ES: 1. Direct interpolation is permissible . Do not extr apolate. 2. The follo wing formulas ma y be used: Where: h ewb = Enthalpy of a ir entering ev aporator coil 3. The SHC is based on 80 F edb temperat ure of air e ntering e vaporator coi l.
122 PERFORMANCE D A T A (cont) COOLING CAP ACITIES (cont) LEGEN D NO T ES: 1. Direct interpolation is permissible . Do not extr apolate. 2. The follo wing formulas ma y be used: Where: h ewb = Enthalp y of air entering e vaporato r coil 3. The SHC is based on 8 0 F edb temperat ure of air e ntering e vaporator coi l.
123 PERFORMANCE D A T A (cont) GL YCOL HEA TING PERFORMANCE LEGEN D * ∆ ∆ ∆ ∆ P is the fl uid pressure i n ft of head . NO T ES: 1. This accessory glycol coil is in tended f or use with a MI NIMUM of 25% glycol solution .
124 PERFORMANCE D A T A (cont) F AN PERFORMANCE — 559F180-3 00 UNITS (co nt) LEGEN D *Standard l ow-medium st atic drive range f or the 21 6 size is 91 0 to 1095 rpm. S tandard l ow- medium stati c drive ran ge for the 240 size is 1002 to 12 25 r pm.
125 PERFORMANCE D A T A (cont) OUTDOOR SOUND PO WER LEGEND A CCESSOR Y/FIOP ST A TIC PRESSURE (in. wg)* — 559F18 0 LEGE ND *The s t atic pressure m ust be added to ex ternal static p ressure.
126 PERFORMANCE D A T A (cont) EV APORA T OR-F A N MO TO R PERFORMANCE LEGEND *Extens iv e motor and electrical te s ting on t hese units ensures t hat the f ull horsepo wer (brake k ilo watt) rang e of the mot o rs can be ut ilized with confi- dence .
127 ELECTRICAL D A T A See Leg end an d Notes on page 1 28. UNIT 559F NOMINAL VO LT AG E (3 Ph, 6 0 Hz) V O LTA G E RANGE COMPRESSOR OFM I FM PO WER EXHA UST ELEC TRI C HEA T* PO WER SUPPL Y No. 1 No. 2 Min Max RLA LRA RLA LRA Qty Hp FLA (ea) Hp FLA F LA LRA kW FLA MCA MOCP † 180 (15 T ons) 208/230 187 253 28 .
128 ELECTRICAL D A T A (cont) L EGE ND *Heater ca pacity (kW ) is based on heater voltage of 208 v , 240 v , 480 v , and 600 v . Heat ers are rated at 240 v , 480 v , or 600 v . If power distri bution voltage to unit varies f rom rated heater voltag e, heater k W will var y accord ingly .
129 MODEL NUMBER NOMENCLA TURE — 558F180-3 00 ARI* CAP A CITY RA TINGS LEGEND *Air Condit ioning and Refriger ation Institute . NO TES: 1. Rated in a c cordan c e with ARI Standards 360-89 and 2 70-89. 2. The 558F300 is be yond th e scope of the ARI Cer tificat ion Program.
130 ARI* CAP A CITY RA TINGS (cont) ELECTRIC RESIST ANCE HEA TER D A T A — 5 58F1 80- 300 *Maxim um number of stages us ing accessory low-a mbient kit or head pres sure control de vice and lo w-ambient kit. NO TE: Heaters are rated at 240, 480, and 600 v .
131 PHYSI CAL D A T A — 558F180-300 LEGEND *The ZRU140KC comp ressor is a ta ndem com pressor, consisting of a ZR7 2KC (25% to tal capacity ) and a ZR68KC ( 24% total capacity). † Circuit 1 uses th e lower por tion of the condense r coil an d lower por ti on of the ev apo rator coils; and Cir cuit 2 uses th e upper p or tion o f both c oils.
132 PHYSICAL D A T A — 558F180-30 0 (cont) OPERA TING AND RIGGING WEIGHTS *Base unit weight does n ot include electric he aters , copper c o ils, economizer , po wer e xhaust, baro metric relief or crat ing. See Option s and Accesso r ies tab le below f or more inf or mation.
133 B AS E UNIT DIMENSIONS — 558F180 , 210 0TFQ 004 -012 558F180- 300.
134 BAS E UNIT DIMENSIONS — 558F 240 0TFQ 004 -012 558F180- 300.
135 BAS E UNIT DIMENSIONS — 558F 300 0TFQ 004 -012 558F180- 300.
136 A CCESSOR Y DIMENSIONS PKG. NO . REF . CURB HEIGHT DESCRIPTION CRRFCURB010A00 1 ′ ′′ ′ -2 ″ ″ ″ ″ (305) Standard curb 14 ″ ″ ″ ″ high CRRFCURB011A00 2 ′ ′′ ′ -0 ″.
137 A CCESSOR Y DIMENSIONS (cont) 2'-1 5/8" 2'-2 1/16" 1'-6 5/16" Hor izon tal S upply/ Ret urn A da pter Inst alla ti on NO TE: CR RFCURB013A00 is a fully factory preass embled horizontal adapter and includes an insulated high static regain transition duct which substantially improv es f an static performance.
138 A CCESSOR Y DIMENSIONS (cont) Fac tory-Installed Con venience Outlet F actory-Installed Non-Fus ed Disconnect LEGEND K.O . — Knockout 0TFQ 004 -012 558F180- 300.
139 SELECT ION PROCEDURE (with 558F 240 Examp le) I DETERMINE COOLING AND HEA TING REQUIRE- MENTS A T DESIGN CO NDITIONS. Given: Required C ooling Capacity . . . . . . . . . . . . . 230,000 Btu h Sensib le Heat Capaci ty . . . . . . . . . . . . . . . .
140 PERFORMANCE D A T A (cont) COOL ING CAP A CITIE S 558F1 80 (15 TONS) Te m p ( F ) Air E nte ring Cond enser (Edb) Air Ente ring Evaporat or — Cfm/BF 4,500/0.0 10 5,250 /0.120 6, 000/0.14 0 6,750/ 0.150 7,500 /0.160 Air Ente ring Evap orator — Ewb (F) 62 67 72 62 67 72 62 67 72 62 67 72 62 6 7 72 75 TC 175.
141 PERFORMANCE D A T A (cont) COOLING CAP ACITIES (cont) COOLING CAP A CITIES LEGEND AND NO TES LEGEND NO TES: 1. Dire ct inter polat ion is per missible. Do not extrapolate. 2. The following for mulas may be used : Where: h ewb = E nthalpy of air e ntering ev apo rator co il 3.
142 PERFORMANCE D A T A (cont) GL YCOL HEA TING PERFORMANCE LEGEN D * ∆ ∆ ∆ ∆ P is the f luid pre ssure in ft of head . NO TES: 1. This accessor y glycol coi l is in tended f or use with a MINIM UM of 25% gl ycol solution .
143 PERFORMANCE D A T A (cont) F AN PERFORMANCE — 558F180 -300 UNITS LEGEN D *Standar d low-me dium static driv e range is 873 to 1021 rpm. Alternate high-stat i c drive range is 1025 to 1200. Other r pms require a field-supplied driv e. NO T ES: 1.
144 PERFORMANCE D A T A (cont) F AN PERFORM ANCE — 558F18 0-300 UNITS (cont) LEGEN D *Standard l ow-medi um static dr ive r ange is 1002 to 115 1 r pm. Alternate high-stati c drive r ange is 1193 to 1369. Other r pms require a field-supplied driv e.
145 PERFORMANCE D A T A (cont) F AN PERFORM ANCE — 558F18 0-300 UNITS (cont) LEGEN D *Standard l ow-medi um static dr ive r ange is 1066 to 128 3 r pm. Alternate high-stati c drive r ange is 1332 to 1550. Other r pms require a field-supplied driv e.
146 PERFORMANCE D A T A (cont) F AN RPM A T MO T OR PULLEY SETTINGS* *Approximate fan r pm sh own. † Indicates s tandar d dri ve package. **Indicat es alter nate dri ve package. †† Due to belt and pulley size, pulley cannot be set t o this number of tur ns op en.
147 PERFORMANCE D A T A (cont) ELECTRICAL D A T A ELECTRICAL D A T A — 558F180-3 00 See Legend and Notes on page 148. UNIT 558F NOMINAL V O LTA G E (3 Ph, 60 Hz) V O LTA G E RANGE COMPRESSOR OFM IFM PO WER EXHA UST ELECTRIC HEA T* PO WER SUPPL Y NO .
148 ELECTRICAL D A T A (cont) ELECTRICAL D A T A — 558F180 -300 (cont) LEGEND AND NO TES FOR ELECTRICAL D A T A T ABLES LEGEND *Heater ca pacity ( kW) is base d on heate r voltage of 2 08 v , 240 v , 480 v , and 600 v . Heate rs are rate d at 24 0 v , 480 v , or 600 v .
149 MODEL NUMBER NOMENCLA TURE — 551A ARI* CAP A CITY RA TINGS LEGEN D *Air Conditioning and Refr igeration Institute. NO TES: 1. Rated i n accord ance wi th ARI S tandards 360-8 9 and 270 -89. 2. ARI ratin gs are net values, reflectin g the effects of circu lating fan hea t.
150 ARI* CAP A CITY RA TINGS (cont) MUL TIPLICA TION F ACT ORS NO TE: T he following equatio n converts kW of heat energy to Btuh: kW x 3.41 3 = Bt uh. EXAMPLE : 26 .0 kW (at 240 v) he ater on 20 8 v = 26.0 (.751 mul t factor) = 19.5 kW cap acity at 208 v .
151 PHYSICAL D A T A — 5 51A155, 180 LEGEN D *Ev apora tor coil f in materi al/c onde nser coi l fin materi al. † Weight of 14-in . roof cur b . **Circui t 1 uses the lower por tion of condenser coil and lower por tion of ev a pora- tor coils, an d Circuit 2 uses th e upper p or tion o f both coils.
152 PHYSIC AL D A T A (cont) OPERA TING AND RIGGING WEIGHTS *Base u nit weight do es not in clude ele ctric heaters, copp er coils, e conomizer, pow e r exhaust, barom etric relief or crating. Se e Options and Accessorie s table below f or mo re informat ion.
153 B AS E UNIT DIMENSIONS — 55 1A155,180 0TFQ 004 -012 551A155- 180.
154 A CCESSOR Y DIMENSIONS PKG. NO . REF . CURB HEIGHT DESCRIPTION CRRFCURB010A00 1 ′ ′′ ′− − − − 2 ″ ″ ″ ″ (3 05) Standar d Cur b 14 ″ ″ ″ ″ High CRRFCURB011A00 2 ′ .
155 A CCESSOR Y DIMENSIONS (cont) 2'-1 5/8" 2'-2 1/16" 1'-6 5/16" Hor izon tal S upply/ Ret urn A da pter Inst alla ti on NO TE: CR RFCURB013A00 is a fully factory preass embled horizontal adapter and includes an insulated high static regain transition duct which substantially improv es f an static performance.
156 A CCESSOR Y DIMENSIONS (cont) Factor y-I nsta lled Convenienc e Out let Fac tor y-Insta lled Non-Fused Disconne ct 0TFQ004- 012 551A155- 180.
157 SELECTION PR OCEDURE I DETERMINE COOLING AND HEA TING REQUIRE- MENTS A T DESIGN CO NDITIONS. Given: Requi red Gross Cooling Capacity (TC) . . . . . . . . . . . . . . . . . . . . . . 168,000 Btu h Gross Sens ible Heat Capacity (SHC) . . . . . . . .
158 PERFORMANCE D A T A COOL ING CAP A CITIE S LEGEND NO TES: 1. Dire ct inter polat ion is per missible. Do not extrapolate. 2. The following for mulas may be used : t lwb = Wet-bulb temperature co rrespo nding t o enthalpy of a ir leaving ev apo- rat or c o il (h lwb ) Where: h ewb = En thalpy of air en terin g ev a porator c oil 3.
159 PERFORMANCE D A T A (cont) COOLING CAP ACITIES (cont) LEGEND NO TES: 1. Dire ct inter polat ion is per missible. Do not extrapolate. 2. The following for mulas may be used : t lwb = Wet-bulb temperature co rrespo nding t o enthalpy of a ir leaving ev apo- rat or c o il (h lwb ) Where: h ewb = Enth alpy of air ente ring evaporator coil 3.
160 PERFORMANCE D A T A (cont) GL YCOL HEA TING PERFORMANCE LEGEND * ∆ P is the fluid pressure in ft of head. NO T ES: 1. This accessory glycol coil is in tended f or use with a MI NIMUM of 25% glycol solution . It IS NO T intended for us e solely with water due to freeze-up conditions and the res ulting water dam age to the conditioned spa ce.
161 PERFORMANCE D A T A (cont) F AN PERFORMANCE — 551A155,18 0 UNITS (cont) LEGEN D *Standar d low-me dium static driv e range is 834 to 1064 rpm. Alternate high-stat i c drive range is 1161 to 1426. Other r pms require a field-supplied driv e. NO T ES: 1.
162 PERFORMANCE D A T A (cont) F AN PERFORMANCE — 551A155,18 0 UNITS (cont) LEGEN D *Standar d low-me dium static driv e range is 910 to 1095 rpm. Alternate high-stat i c drive range is 1069 to 1287. Other r pms require a field-supplied driv e. NO T ES: 1.
163 PERFORMANCE D A T A (cont) F AN RPM A T MO T OR PULLEY SETTINGS* *Approx imate f an r pm shown. † Indicates standard drive pac kage. **Indicates alternate dr iv e package. †† Due to belt and pulley style, pulle y cannot be s et to this number of tur ns open.
164 ELECTRICAL D A T A ELECTRICAL D A T A — 551A15 5,180 LEGEN D *Heater capacity (kW ) is based on heater v oltage of 208 v , 240 v , 380 v , 480 v , and 575 v . Heat- ers are r ated at 240 v , 480 v , or 5 75 v . If pow er distrib ution v oltage to unit v aries from ra ted heater v oltage, heater kW will v ar y accordingly .
165 GUIDE SPE CIFICA TIONS — SIZES 1 55-300 P A CKA GED ROOFT OP ELECTRIC COOLI NG UNIT WITH ELECTRIC OR GL YCOL HEA T — CONST ANT V OLUME APPLICA TION HV A C GUIDE SPECIFICA TIONS SIZE RANGE: 13 .
166 GUIDE S PECIFICTIONS — SIZES 1 55-30 0 (cont) 5. E-Coated a luminum -fin coil s shall ha ve a fle xib le epo xy poly mer coat ing unif or mly app lied to all coil surf ace areas with out material bridging be tween fins . Coatin g process shall ens ure compl ete coil encapsu- lation.
167 GUIDE SP ECIFI CA T IONS — SIZES 155-300 (cont) d. C a pab le of introd ucing up to 100% outdoor air . e. Equipped with dr y-bulb temperatur e control to gov ern economi zer changeo ver . f . Equipped with a supply sens or that con trols the econom izer to a 55 ° F (30.
168 GUIDE SP ECIFI CA T IONS — SIZES 155-300 (cont) 18. Gly col Coil: Coil s hall be 2 -row coppe r tube ( 1 / 2 -in. OD) with alumin um plate f ins (590 fins /m; 15 fins/i n.) and (41.28 m m ; 1.625 in . OD) copper hea ders. Input and outp ut conn ect ions sh all be (41 .
169 INDEX 551B0 36-150 sect ion 71- 108 551A 15 5- 180 section 149-168 558F03 6-150 se ctio n 26-70, 106 -108 559F18 0-300 se ctio n 109-12 8, 165-1 68 558F18 0-300 se ctio n 129-14 8, 165-1 68 Airflo.
Copyright 20 02 Br yant Hea ting & C ooling Systems Print ed in U.S.A. 1/02 C atalog No. 5255-806 SPECIFICATIONS SUBJE CT TO CHANGE WITHOUT NOTICE UNIT MUST BE INST ALLED IN ACCORDANCE WITH INSTAL.
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