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Table of contents for the manual
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558J SINGLE P ACKAGE ROOFT OP COOLING UNIT 3 TO 6 NOMINAL T ONS Pr oduct Data Thi s produ ct has been desi gned and man uf actur ed to meet Ener gy St ar ® criteria for ene rgy efficiency . However, proper ref ri gerant c harge and proper ai r fl ow are critical to achieve ra t e d capa city and e ffi ciency . Ins tallatio n of this prod uct shoul[...]
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2 T ABLE OF CONTENTS P AGE FEA TUR ES AND BE NEFITS 3 .................... MODEL NUMB ER NOMENC LA TURE 4 ............ F A CTO R Y OPTIONS & ACCESSORIES 5 ........... ARI CAP ACITY RA T ING 8 ....................... SOUND PERFOR MANCE 10 ...................... PHYSICAL DA T A 1 1 ............................. BASE UNIT DI MENSIONS 16 ..........[...]
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3 FEA TURES AND BENEFITS S Up to 28% lighter than s imilar industry units. Li ghter rooftops make eas ier replacement jobs. S 3- - 6 ton units fit on exis ting Bryant s mall roofto p curb . This sav es time and money o n replacement jobs. S Standardiz ed component s and layout. Sta ndardized c omponents and cont rols make servic e and stocking pa r[...]
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4 MODE L NUMBE R NOMENCLA T URE 123456789 1 0 1 1 1 2 1 3 1 4 1 5 1 6 1 7 1 8 5 5 8 J E 0 6 A 0 0 0 A 1 A 0 A A A ____________ ______ ________ ______ Unit T yp e 558J = Std Ef ficiency RTU Design Revision Vol tag e A = First Rev ision E = 4 6 0 --- 3 --- 6 0 J = 208/230 - - - 1 - - - 60 Pa ck ag i ng P = 208/230 - - - 3 - - - 60 A=S t a n d a r d T[...]
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5 T able 1 – F A CT OR Y - - INST ALLED OP TIONS AN D FIELD- -INST ALLED ACCESS ORIES CA TEGO RY ITEM FA C T O R Y INSTALLED OPTION FIELD INSTALLED ACCE S SOR Y Cabin et T h r u --- t h e --- b a s e e l e c t r i c a l c o n n e c t i o n s X X Coi l Optio ns Cu/Cu ind oor and/or ou tdoor coils X Pre - - - coa ted outd oor coils X Prem ium, E - [...]
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6 F ACTOR Y OP TIONS AND/OR ACCESSORIES Economiz er (dry - -bulb or enthalpy) Economi zers save mone y . They bring in fresh, out s ide a ir for ventilation; and provide cool, outside air to cool your buildin g. This is the prefer red method of low- - ambient cooling. When coupled t o CO 2 s ensors, Ec onomizers c an prov ide even more saving s by [...]
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7 and condensate pan. The short wave lengt h ul tra - - viol et band light inhibits and kills mold, fungus, and microbial growth. Alternate Mot ors and Drives Some a pplicat ions nee d larger horsepower m otors, some need more ai rflow , and some need bot h. Rega rdless of the case, Brya nt has a factory instal led combi nation to me et your applic[...]
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8 T able 2 – AR I COOLING RA TING T A BLES UNI T NOM . CAP ACITY (TONS) NET COOLING CAP ACITY (KBTU / H R) TOT AL POWER (KW) SEER EER IPL V IEER 04 3 34.6 3.1 13.0 11.0 N/A N/A 05 4 45.0 4.0 13.0 11.0 N/A N/A 06 5 59.0 5.5 13.0 10.8 N/A N/A 07 6 70.0 6.4 N/A 11.0 N/A 11.4 LEGE ND AR I - - - Air - - - Conditioning & Refrigeration Institute ASH[...]
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9 T able 3 – MIN IMU M - - MAX IMUM AIR FLOWS ELECTRIC HEA T UNI T COOLING ELECTRI C HEA TERS Minimum Maximum Minimum Maxi mum 04 900 1500 900 1500 05 1200 2000 1200 2000 06 1500 2500 1500 2500 07 1800 3000 1800 3000 558J[...]
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10 T a ble 4 – SO UND PERFORMANCE T ABL E UNI T OUTDOOR SOU ND ( dB) A --- W e i g h t e d 63 125 250 500 1000 2000 4000 8000 04 80 90.6 80.9 80.2 76.0 74.6 71.3 68.5 63.9 05 81 90.9 84.6 79.5 77.9 76.5 71.1 66.9 62.5 06 78 84.0 82.2 76.3 74.8 72.5 68.8 65.6 61.8 07 78 88.8 81.8 76.9 74.4 73.3 69.8 66.3 62.7 LEGE ND dB - - - Decibel NOTES : 1. Ou[...]
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11 T able 5 – PHYSIC AL DA T A (COOLING) 3 - - 6 TON S 558J*04 558J*05 558J*06 558J*07 Refr igeration System #C i r c u i t s/# C o m p ./T y p e 1/1/S c r o l l 1/1/S c r o l l 1/1/S c r o l l 1/1/S c r o l l Puron (R - - - 410a) charge A/B (lbs) 5.6 8.5 10.7 14.1 Oil A /B (o z) 25 42 42 56 Met eri ng Devi ce Ac utrol Acutrol Acutrol Acutrol Hig[...]
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12 T able 6 – ELECTR IC HEA T - - ELECTRICAL D A T A 3 - - 6 TONS UNI T V --- P H --- H Z IFM TY PE ELECTRI C HEA TER PA R T N U M B E R CRHEA TERXXXXXX NOM INAL POWER (kW) APPLICATION POWER (kW) SINGLE POINT OR JUNCTION KIT P AR T NUMBER CRSIN GLE***A00 NO C. O. or UN PWRD C.O . w/ PWRD C.O . NO P .E. w/ P .E. (pwrd f r/uni t) NO P .E. w/ P .E. [...]
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13 T able 6 - - ELECTRIC HEA T - - ELECTRICA L DA T A 3 - - 6 T ONS (CONT) UNI T V --- P H --- H Z IFM TY PE ELECTRI C HEA TER PA R T N U M B E R CRHEA TERXXXXXX NOM INAL POWER (kW) APPLICATION POWER (kW) SINGLE POINT OR JUNCTION KIT P AR T NUMBER CRSIN GLE***A00 NO C. O. or UN PWRD C.O . w/ PWRD C.O . NO P .E. w/ P .E. (pwrd f r/uni t) NO P .E. w/[...]
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14 T able 6 - - ELECTRIC HEA T - - ELECTRICA L DA T A 3 - - 6 T ONS (CONT) UNI T V --- P H --- H Z IFM TY PE ELECTRI C HEA TER PA R T N U M B E R CRHEA TERXXXXXX NOM INAL POWER (kW) APPLICATION POWER (kW) SINGLE POINT OR JUNCTION KIT P AR T NUMBER CRSIN GLE***A00 NO C. O. or UN PWRD C.O . w/ PWRD C.O . NO P .E. w/ P .E. (pwrd f r/uni t) NO P .E. w/[...]
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15 T able 6 - - ELECTRIC HEA T - - ELECTRICA L DA T A 3 - - 6 T ONS (CONT) UNI T V --- P H --- H Z IFM TY PE ELECTRI C HEA TER PA R T N U M B E R CRHEA TERXXXXXX NOM INAL POWER (kW) APPLICATION POWER (kW) SINGLE POINT OR JUNCTION KIT P AR T NUMBER CRSIN GLE***A00 NO C. O. or UN PWRD C.O . w/ PWRD C.O . NO P .E. w/ P .E. (pwrd f r/uni t) NO P .E. w/[...]
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16 CURBS & WEIGHTS DIMENSIONS - - CHASSIS 1 Corner D Corner A Corner B Corner C 6 1/8” 7” 10 1/2” 19 1/2” 22” 16 1/4” 11 3/8” C08001 21 1/4” 19 1/2” 33 3/8” 16” 74 3/8” J 4 5/8” K 6 5/8” C08000 T able 7 – BASE U NIT DI MEN SIONS - - CHASSIS 1 UNI T OPERATING WGT ( LB) SHIPPING WGT ( LB) J CORN ER WEIGHTS ( LB ) CE [...]
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17 GASKET (SUPPLIED WITH CURB) NAIL COUNTER FLASHING (FIELD SUPPLIED) ROOFING FEL T (FIELD SUPPLIED) CANT STRIP (FIELD SUPPLIED) ROOFING FEL T (FIELD SUPPLIED) C07457 Fig . 1 - - C urb Insta llatio n Detail (T y pical) 18” (457) 42" (1067) 18" (457) 42" (1067) 1 Required bottom condensate drain connection. Otherwise, 36” (914mm) [...]
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18 AP PLIC A TION D A T A Min operat ing ambient t emp (cooling) : In mecha nical c ooling mode, your Bryant rooftop ca n safely opera te down to an outdoor ambient te mperature of 25 _ F( - - 4 _ C ), with an accesso ry winter start kit. It is possible to provide c ooling at l ower outdoor a mbient temperatur es by using less outs ide air , econom[...]
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19 SELECTION PROCEDURE (WITH 558J*07 EXAMP LE) I. Determ ine coo ling a nd h eating loa ds. Given: Mixed Air Drybulb 80 _ F( 2 7 _ C) Mixed Air W etbul b 67 _ F( 1 9 _ C) Ambient Drybulb 95 _ F( 3 5 _ C) THC Load 69.0 MBH SHC Loa d 51.0 MBH Supply Air 2100 CFM Heati ng Load 85.0 MBH Extern al Static Pr ess ure 0.67 in.w g Electrical Ch aracteris ti[...]
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20 T a ble 8 – COOL ING CAP ACITIE S 3 TONS 558J*04 AMBI ENT TEMPERA TURE 85 95 105 115 EA T (d B) EA T (dB ) EAT ( dB) EA T (d B) 75 80 85 75 80 85 75 80 85 75 80 85 900 Cfm EAT (wB) 58 THC 28.1 28.1 31.7 26.3 26.3 29.8 24.5 24.5 27.7 22.6 22.6 25.5 SHC 24.4 28.1 31.7 22.9 26.3 29.8 21.3 24.5 27.7 19.6 22.6 25.5 62 THC 30.3 30.3 31.0 27.8 27.8 2[...]
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21 T a ble 9 – COOL ING CAP ACITIE S 4 TONS 558J*05 AMBI ENT TEMPERA TURE 85 95 105 115 EA T (d B) EA T (dB ) EAT ( dB) EA T (d B) 75 80 85 75 80 85 75 80 85 75 80 85 1200 Cfm EAT (wB) 58 THC --- --- --- --- --- --- 36.1 36.1 40.7 34.3 34.3 38.6 SHC --- --- --- --- --- --- 31.5 36.1 40.7 29.9 34.3 38.6 62 THC 43.1 43.1 43.1 40.8 40.8 40.8 38.4 38[...]
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22 T a ble 10 – COO LING CAP ACITI ES 5 TONS 558J*06 AMBI ENT TEMPERA TURE 85 95 105 115 EA T (d B) EA T (dB ) EAT ( dB) EA T (d B) 75 80 85 75 80 85 75 80 85 75 80 85 1500 Cfm EAT (wB) 58 THC 52.9 52.9 60.0 49.9 49.9 56.6 46.6 46.6 52.9 43.1 43.1 48.9 SHC 45.8 52.9 60.0 43.2 49.9 56.6 40.4 46.6 52.9 37.3 43.1 48.9 62 THC 56.2 56.2 57.6 52.2 52.2[...]
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23 T a ble 1 1 – COOL ING CAP ACITIE S 6 TONS 558J*07 AMBI ENT TEMPERA TURE 85 95 105 115 EA T (d B) EA T (dB ) EAT ( dB) EA T (d B) 75 80 85 75 80 85 75 80 85 75 80 85 1800 Cfm EAT (wB) 58 THC 64.9 64.9 73.3 62.1 62.1 70.0 58.9 58.9 66.4 55.6 55.6 62.7 SHC 56.6 64.9 73.3 54.1 62.1 70.0 51.4 58.9 66.4 48.5 55.6 62.7 62 THC 68.7 68.7 70.3 64.9 64.[...]
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24 T a ble 12 – S T A TIC PRES SURE ADDE RS (Factory Op tion s and /or Accesso ries) CFM 600 800 1000 1250 1500 1750 2000 2250 2500 2750 3000 Vertical Economizer 0.01 0.02 0.035 0.045 0.065 0.08 0.12 0.145 0.175 0.22 0.255 Horizon tal Economizer --- --- --- --- --- 0.1 0.125 0.15 0.18 0.225 0.275 CFM 600 900 1200 1400 1600 1800 2000 2200 2400 260[...]
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25 F AN PERF ORMANCE T ab le 13 – 558J*04 1 PHAS E 3 T ON HORIZONT AL SUPPL Y CFM A V A I L A B L EE X T E R N A LS T A T I CP R E S S U R E( I N .W G ) 0.2 0.4 0. 6 0.8 1.0 RPM BHP RPM BHP RPM BHP RPM BHP RPM BH P F i e l d --- S u p p l i e d D r i v e 1 Standard Static Option Medium St atic Opt ion 900 554 0.14 681 0.22 783 0.32 870 0.42 947 0[...]
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26 F AN PERF ORMANCE (cont . ) T ab le 15 – 558J*04 3 PHAS E 3 T ON HORIZONT AL SUPPL Y CFM A V A I L A B L EE X T E R N A LS T A T I CP R E S S U R E( I N .W G ) 0.2 0.4 0. 6 0.8 1.0 RPM BHP RPM BHP RPM BHP RPM BHP RPM BH P F i e l d --- S u p p l i e d D r i v e 1 Standard Static Option Medium St atic Opt ion 900 554 0.14 681 0.22 783 0.32 870 [...]
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27 F AN PERF ORMANCE (cont . ) T ab le 17 – 558J*05 1 PHAS E 4 T ON HORIZONT AL SUPPL Y CFM A V A I L A B L EE X T E R N A LS T A T I CP R E S S U R E( I N .W G ) 0.2 0.4 0. 6 0.8 1. 0 RPM BHP RPM BHP RPM BHP RPM BHP RPM BH P Standard Static Option Medium St atic Opt ion 1200 643 0.23 762 0.35 860 0.46 944 0.58 1020 0.71 1300 674 0.28 791 0.40 88[...]
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28 F AN PERF ORMANCE (cont . ) T ab le 19 – 558J*05 3 PHAS E 4 T ON HORIZONT AL SUPPL Y CFM A V A I L A B L EE X T E R N A LS T A T I CP R E S S U R E( I N .W G ) 0.2 0.4 0. 6 0.8 1. 0 RPM BHP RPM BHP RPM BHP RPM BHP RPM BH P Standard Static Option Medium St atic Opt ion 1200 643 0.23 762 0.35 860 0.46 944 0.58 1020 0.71 1300 674 0.28 791 0.40 88[...]
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29 F AN PERF ORMANCE (cont . ) T ab le 21 – 558J*06 1 PHAS E 5 T ON HORIZONT AL SUPPL Y CFM Ava ila ble E xte rna l Sta tic Pre ssu re (i n. wg) 0.2 0.4 0. 6 0.8 1. 0 RPM BHP RPM BHP RPM BHP RPM BHP RPM BH P F i e l d --- S u p p l i e d D r i v e 1 Standard Static Option 1500 724 0.33 837 0.45 937 0.59 1028 0.74 1111 0.91 1625 765 0.40 873 0.53 [...]
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30 F AN PERF ORMANCE (cont . ) T ab le 23 – 558J*06 3 PHAS E 5 T ON HORIZONT AL SUPPL Y CFM Ava ila ble E xte rna l Sta tic Pre ssu re (i n. wg) 0.2 0.4 0. 6 0.8 1. 0 RPM BHP RPM BHP RPM BHP RPM BHP RPM BH P F i e l d --- S u p p l i e d D r i v e 1 Standard Static Option 1500 724 0.33 837 0.45 937 0.59 1028 0.74 1111 0.91 1625 765 0.40 873 0.53 [...]
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31 F AN PERF ORMANCE (cont . ) T ab le 25 – 558J*07 3 PHAS E 6 T ON HORIZONT AL SUPPL Y CFM A V A I L A B L EE X T E R N A LS T A T I CP R E S S U R E( I N .W G ) 0.2 0.4 0. 6 0.8 1. 0 RPM BHP RPM BHP RPM BHP RPM BHP RPM BH P F i e l d --- S u p p l i e d D r i v e 1 Standard Static Option 1800 822 0.51 927 0.66 1018 0.82 1100 0.98 1174 1.15 1950[...]
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32 F AN PERF ORMANCE (cont . ) T able 27 – P ULLEY A DJU STMENT UNI T MOTOR/D RIVE COMB O MOTOR PULLEY T URNS OPEN 0.0 0.5 1.0 1. 5 2.0 2.5 3.0 3.5 4. 0 4.5 5.0 04 1p h a s e Stand ard Static 854 825 795 766 736 707 678 648 619 589 560 Mediu m Static 1175 1135 1094 1054 1013 973 932 892 851 811 770 High Stat ic --- --- --- --- --- --- --- --- ---[...]
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33 ECONOMIZER, BAROMETRI C RELIEF AND P E PERFORMANCE 0 0.1 0.2 0.3 0 500 1000 1500 2000 2500 3 - 6 Ton STATI C PR ESSURE LOSSES (in. wg) SU PPLY A IR (cfm ) C08006 Fig. 5 - - Bar ometr ic Re lie f Flow Capaci ty 0 0.1 0.2 0.3 0.4 0.5 0 5 10 15 20 25 30 3 - 6 Ton SU PPLY AI R (cfm) STATI C PRESSU RE LO SSES (in. wg) C08007 Fig. 6 - - Outdoor Ai r D[...]
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34 ELECTRICAL INFO RMA TION T ab le 28 – 558J*04 3 TONS V --- P h --- H z VOL TAGE RANGE COMP ( ea) OFM (ea) IFM RLA LRA WAT T S FLA TYPE Max WAT T S Max AMP Draw EFF at Ful l Load FLA MIN MAX 2 0 8 --- 1 --- 6 0 187 253 16.6 79 325 1.5 Std Static 1000 5.1 70% 4.9 Med Static 1000 5.1 70% 4.9 2 3 0 --- 1 --- 6 0 187 253 16.6 79 325 1.5 Std Static [...]
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35 ELECTRICAL INFORMA TION ( CONT) T ab le 30 – 558J*06 5 TONS V --- P H --- H Z VOL TAGE RANGE COMP ( ea) OFM (ea) IFM RLA LRA WAT T S FLA TYPE Max WAT T S Max AMP Draw EFF at Ful l Load FLA MIN MAX 2 0 8 --- 1 --- 6 0 187 253 26.2 134 325 1.5 Std Static 1000 5.1 70% 4.9 Med Static 1850 7.4 78% 7.0 2 3 0 --- 1 --- 6 0 187 253 26.2 134 325 1.5 St[...]
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36 T able 32 – MCA /MOCP DETER MIN A TION NO C.O. OR UNP WRD C .O. UNI T V --- P H --- H Z IFM TYPE ELECTRI C HEA TER NO C. O. or UN PWRD C.O . kW FLA NO P .E. w/ P .E. (pwrd f r/uni t) MCA MOCP DISC . SIZE MCA MOCP DISC . SIZE FLA LRA FLA LRA 558J* 04 208/230 - - - 1 - - - 60 STD --- --- 27.2 40 26 95 29.1 45 29 97 3.3/4.4 15.9/18.3 27.2/29.0 40[...]
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37 T able 33 – MCA /MOCP DETER MIN A TION NO C.O. OR UNP WRD C .O. UNI T V --- P H --- H Z IFM TYPE ELECTRI C HEA TER NO C. O. or UN PWRD C.O . kW FLA NO P .E. w/ P .E. (pwrd f r/uni t) MCA MOCP DISC . SIZE MCA MOCP DISC . SIZE FLA LRA FLA LRA 558J* 05 208/230 - - - 1 - - - 60 STD --- --- 33.7 50 32 133 35.6 50 35 135 3.3/4.4 15.9/18.3 33.7/33.7 [...]
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38 T able 34 – M CA/ MOC P DETER MIN A TION W/ PW RD C .O. UNI T V --- P H --- H Z IFM TYPE ELECTRI C HEA TER NO C. O. or UN PWRD C.O . kW FLA NO P .E. w/ P .E. (pwrd f r/uni t) MCA MOCP DISC . SIZE MCA MOCP DISC . SIZE FLA LRA FLA LRA 558J* 06 208/230 - - - 1 - - - 60 STD --- --- 39.2 60 37 150 41.1 60 40 152 4.9/6.5 23.5/27.1 39.2/40.0 60/60 37[...]
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39 T able 35 – M CA/ MOC P DETER MIN A TION W/ PW RD C .O. UNI T V --- P H --- H Z IFM TYPE ELECTRI C HEA TER NO C. O. or UN PWRD C.O . kW FLA NO P .E. w/ P .E. (pwrd f r/uni t) MCA MOCP DISC . SIZE MCA MOCP DISC . SIZE FLA LRA FLA LRA 558J* 07 208/230 - - - 3 - - - 60 STD --- --- 30.5 45 30 157 32.4 50 32 159 4.9/6.5 13.6/15.6 30.5/30.5 45/45 30[...]
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40 T able 36 – M CA/ MOC P DETER MIN A TION W/ PW RD C .O. UNI T V --- P H --- H Z IFM TYPE ELECTRI C HEA TER w / PWRD C.O . kW FLA NO P .E. w/ P .E. (pwr d fr/u nit) MCA MOCP DISC . SIZE MCA MOCP DISC . SIZE FLA LRA FLA LRA 558J* 04 208/230 - - - 1 - - - 60 STD --- --- 32.0 45 32 100 33.9 50 34 102 3.3/4.4 15.9/18.3 32.0/35.0 45/45 32/32 100/100[...]
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41 T able 37 – M CA/ MOC P DETER MIN A TION W/ PW RD C .O. UNI T V --- P H --- H Z IFM TYPE ELECTRI C HEA TER w / PWRD C.O . kW FLA NO P .E. w/ P .E. (pwr d fr/u nit) MCA MOCP DISC . SIZE MCA MOCP DISC . SIZE FLA LRA FLA LRA 558J* 05 208/230 - - - 1 - - - 60 STD --- --- 44.0 60 43 155 45.9 60 45 157 4.9/6.5 23.5/27.1 44.0/46.0 60/60 43/43 155/155[...]
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42 T able 38 – M CA/ MOC P DETER MIN A TION W/ PW RD C .O. UNI T V --- P H --- H Z IFM TYPE ELECTRI C HEA TER w / PWRD C.O . kW FLA NO P .E. w/ P .E. (pwr d fr/u nit) MCA MOCP DISC . SIZE MCA MOCP DISC . SIZE FLA LRA FLA LRA 558J* 06 208/230 - - - 3 - - - 60 STD --- --- 35.3 50 35 162 37.2 50 37 164 4.9/6.5 13.6/15.6 35.3/35.3 50/50 35/35 162/162[...]
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43 T able 39 – M CA/ MOC P DETER MIN A TION W/ PW RD C .O. UNI T V --- P H --- H Z IFM TYPE ELECTRI C HEA TER w / PWRD C.O . kW FLA NO P .E. w/ P .E. (pwr d fr/u nit) MCA MOCP DISC . SIZE MCA MOCP DISC . SIZE FLA LRA FLA LRA 558J* 07 208/230 - - - 1 - - - 60 STD --- --- 38.5 60 38 138 40.4 60 40 140 3.3/4.4 15.9/18.3 38.5/38.5 60/60 38/38 138/138[...]
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44 C08054 Fig. 13 - - T ypic al Power Di agr am LEGE ND C --- C o n t a c t o r , c o m p r e s s o r CAP - - - Cap acitor CB - - - Circuit break er CCH - - - Cra nkcase heater COM P - - - Com pressor motor DDC - - - Direct digital control F U --- F u s e GND - - - Groun d HPS - - - Hig h pressure switch IA Q - - - I ndoor a ir quality sensor s IF [...]
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45 C08055 Fig. 14 - - T ypic al Wi ri ng Di agram NOT ES : T erminal board schemati c layout does not matc h actual termi nal board to sim plify circui t traces. Ensur e desi gnated jumpers on t ermi nal board are cut wh en adding sm oke det ectors , phase los s relay and rem ote s hutdown. ECONOMIZ ER NOTES: 1. 620 ohm , 1 watt , 5% re si ster s h[...]
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46 SEQUENCE OF OPERA TION General The sequenc e below describe s the sequence of opera tion for a n elect ro- - me chanica l uni t with and wit hout a fa ctory installed EconoMi$er IV ( called “economizer” in this sequence ). For informati on regarding a di rect digital controll er , see the start - - up, opera tions, and troubleshooti ng manua[...]
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47 GUIDE SPECIFICA T IONS - - 558J*04 - - 07 Note about t his specifica tion: Bryant wrote this specific ation in t he 2004 version of the “Maste rformat” as published by the Construc tion Specifi cation Institute. Pleas e feel free to copy this speci fication directly in to your building spec. HV AC Guide Specifica tions Siz e Range : 3 to 6 N[...]
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48 7. Shall ha ve an LED displa y independent ly showing the status of seria l communic ation, running, e rrors, pow er , all digi tal outputs, a nd all analog input s. 8. Shall accept the follo wing inputs: Space temperature, Set point adjustment, O utdoor Ai r temperature, indoor Air quality , outdoor air quality , compre ssor lock- - out, fire s[...]
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49 4. F ilters shall be acces sible through an access panel with “no - - tool” remova l as described in the unit cabinet section of thi s s pe cifica tion (23 81 19.13. H). 23 81 19 Self - - Contained Air Conditioners 23 81 19.13 Small- - Capacity Sel f- - Contained Air Conditioners (558J*04- - 07) 23 81 19.13.A. General 1. Outdoor , rooftop mo[...]
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Page 50
50 1. Unit ca binet shall be construct ed of galvani zed steel , and shall be bonderi zed and coated with a pre - - pai nted baked enamel finish on all ex ternally expos ed surfaces. 2. Unit cabi net exteri or paint shall be: fil m thickness, (dry) 0.003 inche s minimum , gloss (per ASTM D523, 60 _ F/1 6 _ C): 60, Hardness: H- - 2H Pencil hardness.[...]
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Page 51
51 3. Optional Copper - - fin coi ls: a. Shall be c onstructed of coppe r fins mechani cally bonde d to copper tube s and copper tube shee ts. b. G alvanized s teel tube s heets sh all not b e acceptable. c. A p olymer s trip s hall prevent co il ass embly from con tacting the sheet metal co il pan to minimize potential for galv anic corros ion bet[...]
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Page 52
52 d. C ompr ess ors shall be protected f rom an ov er- - temperatur e and over- - amperage con dition s by an inter nal, motor overl oad device . e. Compre ss or sha ll be fact ory mounted on rubber grom mets. f. Compressor motors shall have int ernal line bre ak thermal and c urrent overload protec tion. g. Crankca se heaters shall not be require[...]
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Page 53
53 l. The economizer shall maintain minimum airflow into the building du ring occupied per iod and provid e desig n ventilation rate for full o ccupancy . A remo te potentiometer may b e used to over ride the damper s et point. m. Dampe rs s hall be com pletel y closed when the uni t is in the unoc cupied mode . n. Economizer controller shall accep[...]
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Page 54
54 m. Ou tlet sh all be acces sible f rom o uts ide the un it. 8. Thru - - t he- - Ba se Connectors: a. Kits shall provide conne ctors to permi t gas and ele ctrica l connect ions to be brought t o the uni t t hrough the unit b asepan . b. Minimum of four conne ction loc ations per unit . 9. F an/F ilter Status S witch: a. Sw itch shall provide sta[...]
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Page 55
55 a. Kit shall provi de connectors to permi t gas and electri cal connec tions to be brought to the unit through the basepan. 22. Fan/Filter S tatus S witch : a. Provides s tatus of indoor (e vaporator) fan (ON / OFF) or filter (CLEAN /DIR TY ). Sta tus shall be displayed over com municati on bus w hen used with di rect digit al control s or w ith[...]