Gebruiksaanwijzing /service van het product PACKAGED HEAT PUMP 548J van de fabrikant Bryant
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548J P ACKAGED HEA T PUMP 3 TO 8.5 NOMINAL TO NS Pr oduct Data C08515 (Opt ional ha il guard shown. ) 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 f ficiency .
2 T ABLE OF CONTENTS P AGE FEA TUR ES AND BE NEFIT S 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 9 .........
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- - 8.5 ton units fit on existing Bryan t rooftop curbs making the u tility connections the same. This saves time and money on repl acement jobs .
4 MODEL NUMBER NOMENCLA TURE 123456789 1 0 1 1 1 2 1 3 1 4 1 5 1 6 1 7 1 8 5 4 8 J P 0 6 A 0 0 0 A 0 B 0 A A -- ____________ ______ ________ ______ Unit T yp e Design Revision 548J = H igh Eff.
5 F ACTOR Y OP TIONS AND/OR ACCESSORIES T abl e 1 – F ACTOR Y - - I NST ALLED OPTIONS AND F IELD- - INST ALLED ACCESSORIES CA TEGORY ITEM FA CT OR Y INSTALLED OPTION FIELD INSTALLED ACCESSORY Cabine.
6 F ACTOR Y OPTIONS AND/OR ACCESSORIES (cont . ) Economiz er (dry - - bulb or enthalpy) Economi zers save m oney . T hey bring i n fresh, out side air for ventilation; and provide cool, outside air t o cool your buildin g. This is the preferred method of low- - ambient cooling.
7 F ACTOR Y OPTIONS AND/OR ACCESSORIES (cont . ) Motormaster H ead Pres sur e Con tr oller The Moto rmaster motor con troller is a low ambient, h ead pressure c ontroller ki t t hat is designed t o ma intain the unit’ s c ondenser hea d pressure during peri ods of low ambie nt cooling ope ration.
8 T able 2 – ARI COOLING RA TING T ABLES COOLING MODE 548J* NOM INAL CAP ACITY (TONS) NET COOLING CAP ACITY (BTU H) TOT AL POWER (kW) SEER EER IPL V 04A 3 37,000 3.3 13.40** 11.00 N/A 05A 4 47,000 4.1 13.10** 11.20 N/A 06A 5 61,500 5.5 13.20** 11.15 N/A 07A 6 70,000 6.
9 T able 3 – M IN IMUM - - MAXIMUM AIRFLOWS ELECTR IC HEA T UNI T COOLING ELECTRI C HEA TERS MIN IMUM MAXIMUM MI NIMUM MAXIMUM 548J* 04 900 1500 900 1500 548J* 05 1200 2000 1200 2000 548J* 06 1500 2.
10 T able 5 – PHY SI CAL DA T A (COOL IN G) 3 - - 6 TON S 548J*04 548J*05 548J *06 548J*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 refrig.
11 T able 6 – PHY SI CAL D A T A (COOLI NG) 7.5 - - 8.5 TON S 548J*08 548J*09 Refr igeration System #C i r c u i t s/#C o m p ./T y p e 2/2/S c r o l l 2/2/S c r o l l Puron r refrig.
12 T able 7 – ELECTRIC HEA T - - ELECTRICA L DA T A 3 TONS UNI T N O M . V --- P H --- H Z IFM TYPE ELECTRI C HEA TER PA R T N U M B E R CRHEA TERXXXXXX NOM PWR (kW) APP PWR (kW) SINGLE POINT KIT P AR T NUMBER CRSIN GLEXXXXXX WITHOUT C . O . or UNPWRD C.
13 T able 7 - - (cont.) ELECTRIC HEA T - - ELECTRICA L DA T A 4 TONS UNI T N O M . V --- P H --- H Z IFM TYPE ELECTRI C HEA TER PA R T N U M B E R CRHEA TERXXXXXX NOM PWR (kW) APP PWR (kW) SINGLE POINT KIT P AR T NUMBER CRSIN GLEXXXXXX WITHOUT C . O .
14 T able 7 - - (cont.) ELECTRIC HEA T - - ELECTRICA L DA T A 5 TONS UNI T N O M . V --- P H --- H Z IFM TYPE ELECTRI C HEA TER PA R T N U M B E R CRHEA TERXXXXXX NOM PWR (kW) APP PWR (kW) SINGLE POINT KIT P AR T NUMBER CRSIN GLEXXXXXX WITHOUT C . O .
15 T able 7 - - (cont.) ELECTRIC HEA T - - ELECTRICA L DA T A 6 TONS UNI T N O M . V --- P H --- H Z IFM TYPE ELECTRI C HEA TER PA R T N U M B E R CRHEA TERXXXXXX NOM PWR (kW) APP PWR (kW) SINGLE POINT KIT P AR T NUMBER CRSIN GLEXXXXXX WITHOUT C . O .
16 T able 7 - - (cont.) ELECTRIC HEA T - - ELECTRICA L DA T A 7.5 TONS UNI T N O M . V --- P H --- H Z IFM TYPE ELECTRI C HEA TER PA R T N U M B E R CRHEA TERXXXXXX NOM PWR (kW) APP PWR (kW) SINGLE POINT KIT P AR T NUMBER CRSIN GLEXXXXXX WITHOUT C . O .
17 T able 7 - - (cont.) ELECTRIC HEA T - - ELECTRICA L DA T A 8.5 TONS UNI T N O M . V --- P H --- H Z IFM TYPE ELECTRI C HEA TER PA R T N U M B E R CRHEA TERXXXXXX NOM PWR (kW) APP PWR (kW) SINGLE POINT KIT P AR T NUMBER CRSIN GLEXXXXXX WITHOUT C . O .
18 WEIGHTS & DIMENSIONS C09018 Fig. 1 - - Dime nsi ons 548J 04 - - 07 548J.
19 WEIGHTS & DIMENSIONS (cont.) C09019 Fig. 2 - - Dime nsi ons 548J 04 - - 07 C B A D C08337 Fig. 3 - - Ser v i ce Cle aranc e LO C DIMENSION CONDITION A 48” (1219 mm) U nit disc onnect i s mo u.
20 WEIGHTS & DIMENSIONS (cont.) 548J*04-07A ROOFCURB ACCESSORY CRRFCURB001A01 CRRFCURB002A01 1’ - 2” [356] 2’ - 0” [610] UNIT SIZE C08560 Fig.
21 WEIGHTS & DIMENSIONS (cont.) Horizontal Connections / Economizer V ertical Connections / Economizer C08679 Fig. 5 - - Dime nsi ons 548J 08 - - 09 548J.
22 WEIGHTS & DIMENSIONS (cont.) C08680 Fig. 6 - - Dime nsi ons 548J 08 - - 09 C B A D C08337 Fig. 7 - - Ser v i ce Cle aranc e LO C DIMENSION CONDITION A 48” (1219 mm) U nit disc onnect i s mo u.
23 WEIGHTS & DIMENSIONS (cont.) 548J08, 09 548J08, 09 UNIT SIZE ROOFCURB ACCESSORY CRRFCURB003A01 CRRFCURB004A01 1’ - 2” [356] 2’ - 0” [610] C08561 Fig.
24 AP PL ICA TION DA T A Min operat ing ambient t emp (cooli ng): In mecha nical c ooling mode, your Bryant rooftop ca n safely opera te down to a n outdoor ambie nt tempera ture of 25 _ F( - - 4 _ C).
25 SELECTION PROCEDURE (WITH 548J*07 EXAMP LE) (S election so ftware by Br yant s aves time by p erfo rming man y of the st eps belo w .) I. Determ ine coo ling a nd heat ing lo ad s. 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) TC Load 65.
26 T a ble 8 – CO OLING CAP ACIT IES 1 - - ST AG E COOL ING 3 TONS 548J*04 AMBI ENT TEMPERA TURE 85 95 105 115 EA (d B) EA (d B) EA (d B) EA (d B) 75 80 85 75 80 85 75 80 85 75 80 85 900 Cfm EA T (w b) 58 THC 31.4 31.4 35.7 29.6 29.6 33.6 27.6 27.6 31.
27 T a ble 9 – CO OLING CAP ACIT IES 1 - - ST AG E COOL ING 4 TONS 548J*05 AMBI ENT TEMPERA TURE 85 95 105 115 EA (d B) EA (d B) EA (d B) EA (d B) 75 80 85 75 80 85 75 80 85 75 80 85 1200 Cfm EA T (w b) 58 TC 41.7 41.7 46.9 39.9 39.9 45.1 37.8 37.8 43.
28 T a ble 10 – CO OLING CAP ACITIE S 1 - - ST AG E COOL ING 5 TONS 548J*06 AMBI ENT TEMPERA TURE 85 95 105 115 EA (d B) EA (d B) EA (d B) EA (d B) 75 80 85 75 80 85 75 80 85 75 80 85 1500 Cfm EA T (w b) 58 TC 52.7 52.7 59.2 49.9 49.9 56.5 46.9 46.9 53.
29 T a ble 1 1 – COO LING CAP ACITIES 1 - - ST AG E COOLING 6 TONS 548J*07 AMBI ENT TEMPERA TURE 85 95 105 115 EA (d B) EA (d B) EA (d B) EA (d B) 75 80 85 75 80 85 75 80 85 75 80 85 1800 Cfm EA T (w b) 58 TC 61.1 61.1 68.9 58.3 58.3 66.1 55.2 55.2 63.
30 T a ble 12 – CO OLING CAP ACITIE S 2 - - ST AG E COOL ING 7. 5 T ONS 548J*08 AMBI ENT TEMPERA TURE 85 95 105 115 EA (d B) EA (d B) EA (d B) EA (d B) 75 80 85 75 80 85 75 80 85 75 80 85 2250Cfm EA T (w b) 58 TC 77.4 77.4 87.8 74.1 74.1 84.1 69.8 69.
31 T a ble 13 – CO OLING CAP ACITIE S 2 - - ST AG E COOL ING 8. 5 T ONS 548J*09 AMBI ENT TEMPERA TURE 85 95 105 115 EA (d B) EA (d B) EA (d B) EA (d B) 75 80 85 75 80 85 75 80 85 75 80 85 2550 Cfm EA T (w b) 58 TC 91.1 91.1 102.9 86.4 86.4 97.5 81.2 81.
32 T a ble 14 – H EA TING CAP ACITIE S 3 TONS 548J*04 RETURN AIR ( ° Fd b ) CFM (STANDAR D AIR) TEMPERA TURE AIR ENTERI NG OUTDO OR COIL ( ° F db at 70% rh) --- 1 0 0 10 17 30 40 47 50 60 55 900 Capac ity 11.6 15.1 18.9 21.7 27.6 32.7 36.0 37.1 41.
33 T a ble 16 – H EA TING CAP ACITY 5 TONS 548J*06 RETURN AIR ( ° FD B ) CFM (STANDAR D AIR) TEMPERA TURE AIR ENTERI NG OUTDO OR COIL ( ° F DB AT 70% RH) --- 1 0 0 10 17 30 40 47 50 60 55 1500 Capac ity 22.7 28.3 34.2 38.6 47.4 54.3 60.0 62.6 70.3 Int.
34 T a ble 18 – H EA TING CAP ACITY 7. 5 T ONS 548J*08 RETURN AIR ( ° Fd b ) CFM (STANDAR D AIR) TEMPERA TURE AIR ENTERI NG OUTDO OR COIL ( ° F db at 70% rh) --- 1 0 0 10 17 30 40 47 50 60 55 2250 Capac ity 46.9 53.5 66.3 77.2 86.2 89.4 103.3 Int.
35 T a ble 20 – ST A T IC PRESSURE ADDERS (F acto ry Opt ions and/ or A ccess ories) Economize r 3 --- 6 T O N S CFM (in. w g) 600 800 1000 1250 1500 1750 2000 2250 2500 2750 3000 Ver tic al Eco nom izer 0.01 0.02 0.04 0.05 0.07 0.09 0.12 0.15 0.18 0.
36 F AN PERF ORMANCE T able 21 – 548J*04 ELECTRIC DR IVE, X13 MOTOR, 3 TON HOR IZONT AL SU PPL Y SPEED (TORQU E) TAP CFM ESP BHP 1 900 0.70 0.31 975 0.60 0.30 1050 0.50 0.29 1125 0.39 0.27 1200 0.29 0.26 1275 0.21 0.24 1350 0.12 0.23 1425 0.03 0.21 1500 --- --- 2 900 0.
37 F AN PERF ORMANCE (cont .) T able 23 – 548J*05 ELECTRIC DR IVE, X13 MOTOR, 4 TON HOR IZONT AL SU PPL Y SPEED (TORQU E) TAP CFM ESP BHP 1 1200 0.75 0.48 1300 0.63 0.46 1400 0.48 0.44 1500 0.33 0.41 1600 0.19 0.39 1700 0.05 0.36 1800 --- --- 1900 --- --- 2000 --- --- 2 1200 0.
38 F AN PERF ORMANCE (cont .) T able 25 – 548J*06 ELECTRIC DR IVE, X13 MOTOR, 5 TON HOR IZONT AL SU PPL Y SPEED (TORQU E) TAP CFM ESP BHP 1 1500 1.19 0.74 1625 1.01 0.73 1750 0.82 0.70 1875 0.60 0.66 2000 0.38 0.62 2125 0.16 0.57 2250 --- --- 2375 --- --- 2500 --- --- 2 1500 1.
39 F AN PERF ORMANCE (cont .) T able 27 – 548J*04 3 TON 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 900 574 0.13 707 0.23 817 0.34 913 0.
40 F AN PERF ORMANCE (cont .) T able 29 – 548J*05 4 TON 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 1200 671 0.23 790 0.34 892 0.47 982 0.
41 F AN PERF ORMANCE (cont .) T able 31 – 548J*06 5 TON 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 1500 725 0.33 840 0.46 937 0.60 1023 0.
42 F AN PERF ORMANCE (cont .) T able 33 – 548J*07 6 TON 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 1800 --- --- 927 0.66 1018 0.82 1100 0.
43 F AN PERF ORMANCE (cont .) T able 35 – 548J*08 7.5 TON 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 2250 --- --- 509 0.40 587 0.52 659 0.
44 F AN PERF ORMANCE (cont .) T able 37 – 548J*09 8.5 TON 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 2550 468 0.39 546 0.52 618 0.66 684 0.
45 F AN PERF ORMANCE (cont .) T able 39 – P ULLEY AD JUSTMENT UNI T MOTOR/D RIVE COMBO MOTOR P ULLEY T URNS OPEN 0 0.5 1 1. 5 2 2.5 3 3.5 4 4.5 5 04 3p h a s e Mediu m Static 1251 1208 1165 1121 107.
46 ECONOMIZER, BAROMETRI C RELIEF AND P E PERFORMANCE 0 500 1000 1500 2000 2500 0 0.05 0.1 0.15 0.2 0.25 0.3 RE TU RN DU CT S TATI C P RE S S U RE (i n. w g ) REL I EF FL OW (CF M) 3-6 T on 7.5-8.5 T on Hori zo nt al E c onom iz ers C09028 Fig. 9 - - Bar omet r ic Re lie f Flow Capaci ty 0 5 10 15 20 25 30 0.
47 ELECTRICAL INFO RMA TION T able 40 – 548J*04 1- - Stage Cooling 3 TONS V- -P h- -H z V O LTA G E RANGE CO MP (ea) OFM (ea) IFM MIN MA X RLA LRA W A TTS FLA TYPE Max W A TTS Max AMP Dra w EFF at Full Load FLA 208- - 1- - 60 187 253 17. 9 11 2 190 0.
48 ELECTRICAL INFORMA T IO N (con t.) T able 43 – 548J*07 1- - Stage Cooling 6 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 a t F ull Load FLA MIN MAX 2 0 8 --- 3 --- 6 0 187 253 19.
49 T able 46 – MCA/MO CP DETERMINA TION WITHOUT C.O . OR UNPWRD C.O. UNI T N O M . V --- P H --- H Z IFM TYPE ELEC. HTR WITHOUT C . O . or UNPWR C.O. Nom (kW) FLA WITHOUT P .E. WITH P .E. MCA MOCP DISC. SIZE MCA MOCP DISC. SIZE FLA LRA FLA LRA 548J*04 208/230 - - - 1 - - - 60 D D --- S T D --- --- 30.
50 T able 46 – (cont. ) MCA/MOCP DETERMINA TION WITHOUT C.O. OR UNPWRD C.O. UNI T N O M . V --- P H --- H Z IFM TYPE ELEC. HTR WI THOUT C .O . or UNPWR C.O. Nom (kW) FLA WITHOUT P .E. WITH P .E. MCA MOCP DISC. SIZE MCA MOCP DISC. SIZE FLA LRA FLA LRA 548J*05 208/230 - - - 1 - - - 60 D D --- S T D --- --- 36.
51 T able 46 – (cont. ) MCA/MOCP DETERMINA TION WITHOUT C.O. OR UNPWRD C.O. UNI T N O M . V --- P H --- H Z IFM TYPE ELEC. HTR WI THOUT C .O . or UNPWR C.O. Nom (kW) FLA WITHOUT P .E. WITH P .E. MCA MOCP DISC. SIZE MCA MOCP DISC. SIZE FLA LRA FLA LRA 548J*06 208/230 - - - 1 - - - 60 D D --- S T D --- --- 41.
52 T able 46 – (cont. ) MCA/MOCP DETERMINA TION WITHOUT C.O. OR UNPWRD C.O. UNI T N O M . V --- P H --- H Z IFM TYPE ELEC. HTR WITHOUT C.O . or UNPWR C .O . Nom (kW) FLA WITHOUT P .E. WITH P .E. MCA MOCP DISC. SIZE MCA MOCP DISC. SIZE FLA LRA FLA LRA 548J*07 208/230 - - - 3 - - - 60 STD --- --- 30.
53 T able 46 – (cont. ) MCA/MOCP DETERMINA TION WITHOUT C.O. OR UNPWRD C.O. UNI T N O M . V --- P H --- H Z IFM TYPE ELEC. HTR WITHOUT C.O . or UNPWR C .O . Nom (kW) FLA WITHOUT P .E. WITH P .E. MCA MOCP DISC. SIZE MCA MOCP DISC. SIZE FLA LRA FLA LRA 548J*08 208/230 - - - 3 - - - 60 STD --- --- 37.
54 T able 46 – (cont. ) MCA/MOCP DETERMINA TION WITHOUT C.O. OR UNPWRD C.O. UNI T N O M . V --- P H --- H Z IFM TYPE ELEC. HTR WITHOUT C.O . or UNPWR C .O . Nom (kW) FLA WITHOUT P .E. WITH P .E. MCA MOCP DISC. SIZE MCA MOCP DISC. SIZE FLA LRA FLA LRA 548J*09 208/230 - - - 3 - - - 60 STD --- --- 41.
55 T able 47 – MCA/MO CP DETERMINA TION WITH PWRD C.O . UNI T N O M . V --- P H --- H Z IFM TYPE ELEC. HTR WITH PWRD C. O. Nom (kW) FLA WITHOUT P .E. WITH P .E. MCA MOCP DISC. SIZE MCA MOCP DISC. SIZE FLA LRA FLA LRA 548J*04 208/230 - - - 1 - - - 60 D D --- S T D --- --- 35.
56 T able 47– (cont.) MCA/MOCP DETERMINA TION WITH PWRD C.O. UNI T N O M . V --- P H --- H Z IFM TYPE ELEC. HTR WITH PWRD C. O. Nom (kW) FLA WITHOUT P .E. WITH P .E. MCA MOCP DISC. SIZE MCA MOCP DISC. SIZE FLA LRA FLA LRA 548J*05 208/230 - - - 1 - - - 60 D D --- S T D --- --- 41 60 41 133 42.
57 T able 47 – (cont. ) MCA/MOCP DETERMINA TION WITH PWRD C.O. UNI T N O M . V --- P H --- H Z IFM TYPE ELEC. HTR W ITH PWRD C. O. Nom (kW) FLA WITHOUT P .E. WITH P . E. MCA MOCP DISC. SIZE MCA MOCP DISC. SIZE FLA LRA FLA LRA 548J*06 208/230 - - - 1 - - - 60 D D --- S T D --- --- 46.
58 T able 47 – (cont. ) MCA/MOCP DETERMINA TION WITH PWRD C.O. UNI T N O M . V --- P H --- H Z IFM TYPE ELECTRI C HEA TER WI TH PW RD C.O . Nom (kW) FLA WITHOUT P .E. WITH P .E. MCA MOCP DISC. SIZE MCA MOCP DISC. SIZE FLA LRA FLA LRA 548J*07 208/230 - - - 3 - - - 60 STD --- --- 35.
59 T able 47 – (cont. ) MCA/MOCP DETERMINA TION WITH PWRD C.O. UNI T N O M . V --- P H --- H Z IFM TYPE ELECTRI C HEA TER WI TH PW RD C.O . Nom (kW) FLA WITHOUT P .E. WITH P .E. MCA MOCP DISC. SIZE MCA MOCP DISC. SIZE FLA LRA FLA LRA 548J*08 208/230 - - - 3 - - - 60 STD --- --- 42.
60 T able 47 – (cont. ) MCA/MOCP DETERMINA TION WITH PWRD C.O. UNI T N O M . V --- P H --- H Z IFM TYPE ELECTRI C HEA TER WI TH PW RD C.O . Nom (kW) FLA WITHOUT P .E. WITH P .E. MCA MOCP DISC. SIZE MCA MOCP DISC. SIZE FLA LRA FLA LRA 548J*09 208/230 - - - 3 - - - 60 STD --- --- 46.
61 TYPICAL WIRING DI AGRAMS C09063 Fig. 17 - - 1 - - St age Cool ing T ypic al Powe r Diagr am 548J.
62 C09065 Fig. 18 - - 2 - - St age Cool ing T ypic al Powe r Diagr am 548J.
63 C09067 Fig. 19 - - Mult i- - Pr otoc ol Opti on Diagr am 548J.
64 C09062 Fig. 20 - - 1 - - St age T ypic al W iri ng Diagr am 548J.
65 C09064 Fig. 21 - - 2 - - St age T ypic al W iri ng Diagr am 548J.
66 SEQUENCE OF OPERA TI ON Cooling, unit without eco nomizer When thermo stat calls for coo ling, terminals G and Y1 are energized. T he indoor-fan contact or (IFC), reversing va lve solenoid (R VS) and compressor conta ctor are e ner gized and indoor-fan m otor , c ompressor , a nd outdoor fa n s tart s .
67 At th e end of the defros t cycle, the electric heaters (if install ed) will be deenergized; t he reversing valves switch and the outdoor-fan motor will be energize d.
68 GUIDE SPECIFICA T IONS - - 548J*04 - - 09 Note about this spec ificati on: Bryan t created this s pecification in “Mas terformat” as pu blis hed by th e Cons truction Specification I ns titute. Pleas e feel free to c opy this specific ation dire ctly int o your building speci fications.
69 7. Shall have a n LED display inde pendently showing the sta tus of seria l communi cation, runni ng, errors, power , a ll digita l outputs, a nd all ana log inputs.
70 23 40 13 Panel Air Fil ters 23 40 13 . 13 D ecentralized , Roofto p Un its: 23 40 13 . 13 .A. Stand ard filter s ection 1. Shall consis t of factory- - installed, low velocity , throw away 2- - in. thick fiber glass filters of commercially availab le sizes .
71 5. Unit shall be factory c onfigured for verti cal supply & re turn configurat ions. 6. Unit shall be fiel d convertible from ve rtical t o horizontal confi guration 7. Unit shall be capa ble of m ixed operat ion: vertic al supply with horizont al re turn or hori zontal supply with ve rtical return.
72 2. Optional Pre - - c oated al uminum - - fin c ondenser coils: on a ll models. a. Shall have a durable epoxy- - phenolic coating to provide prot ection in mildly corrosive coastal environments.
73 3. Shall co ns ist o f facto ry- - installed , low velocity , throw- - away 2- - in. thick fiber glass filters. 4. Filters shall b e stan dard , commercially av ailable s izes. 5. Only on e size filter per u nit is allow ed. 23 81 19.13.M. E vaporator Fan and Motor 1.
74 n. Economizer con troller shall accept a 2- - 10Vd c CO 2 s ensor input for IAQ/DCV control. In t his mode, da mpers shall modulate the outdoor - - air damper to provide ventila tion based on the sens or input. o. Compressor lockout sensor shall open at 35 _ F( 2 _ C) and c loses at 50 _ F( 1 0 _ C).
75 9. Fan/F ilter Status S witch: a. Switch shall provide status of indoor evaporator fan (ON/OF F) or filter (CLEAN/D IR T Y ). b. Status shall be displayed e ither over c ommunica tion bus (when used with direc t digita l controls) or with a n indica tor light at the t hermostat.
76 (2.) Heater ass emblies are prov ided w ith integr al fusin g for protectio n of inter nal heater circu its not exceed ing 48 amps each . Au to res et thermo limit contr ols , magnetic heater conta.
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Als u nog geen Bryant PACKAGED HEAT PUMP 548J heb gekocht dan nu is een goed moment om kennis te maken met de basisgegevens van het product. Eerst kijk dan naar de eerste pagina\'s van de handleiding, die je hierboven vindt. Je moet daar de belangrijkste technische gegevens Bryant PACKAGED HEAT PUMP 548J vinden. Op dit manier kan je controleren of het apparaat aan jouw behoeften voldoet. Op de volgende pagina's van de handleiding Bryant PACKAGED HEAT PUMP 548J leer je over alle kenmerken van het product en krijg je informatie over de werking. De informatie die je over Bryant PACKAGED HEAT PUMP 548J krijgt, zal je zeker helpen om een besluit over de aankoop te nemen.
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Maar de belangrijkste taak van de handleiding is om de gebruiker bij het oplossen van problemen te helpen met Bryant PACKAGED HEAT PUMP 548J . Bijna altijd, zal je daar het vinden Troubleshooting met de meest voorkomende storingen en defecten #MANUAl# samen met de instructies over hun opplosinge. Zelfs als je zelf niet kan om het probleem op te lossen, zal de instructie je de weg wijzen naar verdere andere procedure, bijv. door contact met de klantenservice of het dichtstbijzijnde servicecentrum.
