Inhaltszusammenfassung zur Seite Nr. 1
OMNIZONE™
Product
50XCA06-24
Data
Air-Cooled
Indoor Self-Contained Systems
®
with PURON Refrigerant (R-410A)
5 to 20 Nominal Tons
The 50XCA single-package cooling
units with integral air-cooled condensers
offer:
• Compact, durable, and attractive
cabinet fits any working environment
� Available in ducted or free return with
rear return connections with vertical
supply air discharge
� Provides high-efficiency cooling for
commercial and industrial projects
� Rear condenser inlet and discharg
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Features/Benefits (cont) The compact footprint and service � Space-saver slab type evaporator � The 50XCA units are covered by a from the front of the units save valu- and condenser coils use advanced standard limited 5-year warranty on able floor space in equipment rooms. heat transfer technology and pro- the compressor and a standard lim- Belt drive condensers provide adequate vide peak heat transfer efficiency ited one-year warranty on all other static to overcome ducting and louver with l
Inhaltszusammenfassung zur Seite Nr. 3
Model number nomenclature 50XC A24 A A- B 5A A H 0 AA Factory-Installed Options Code 50XC – OMNIZONE™ Indoor Packaged Unit See codes in unit price pages Condenser Option Design Revision Level A – Air-Cooled 0 – Original Release X – Quote Control Unit Size – Nominal Tons 06 – 5 14 – 12 Condenser Motor Hp Options 08 – 7 1/2 16 – 15 D – 1 Hp Motor 12 – 10 24 – 20 E – 1 1/2 Hp Motor F – 2 Hp Motor Return Air/Discharge Air Options G – 3 Hp Motor A – Rear Return, Vertical Discharge, Single Unit, Duc
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Physical data UNIT 50XCA 06 08 12 14 16 24 1 NOMINAL CAPACITY (tons) 57 / 10 12 15 20 2 UNIT OPERATING WEIGHT (lb) 891 1144 1269 1298 1575 2000 COMPRESSOR Copeland Scroll Compressor Model ZP57 ZP67 ZP51 ZP57 ZP72 ZP103 Qty 11 2222 Steps of Control 11 2222 Operating Charge R-410A (lb) 17.4 21.4 15.5 / 14.6 22.1 / 20.8 26.1 / 19.1 26.6 / 19.5 EVAPORATOR FAN Adjustable, Belt-Drive, Centrifugal Nominal Cfm 1750 2625 3500 4375 5250 7500 Cfm Range 1500 to 2500 2250 to 3750 3000 to 5000 3600 to 6000 45
Inhaltszusammenfassung zur Seite Nr. 5
Dimensions — 50XCA06-14 P O EVAP ACCESS PANEL Q N Q DISCONNECT (OPT) 50XCA06 TOP VIEW P CONTROL BOX O CONDENSER ACCESS Q Q PANEL N N FRONT VIEW TOP VIEW 50XCA08,12,14 A 6.4 (1"-2" FLTR) I INDOOR SUPPLY F C AIR FLOW INDOOR RTN AIR FLOW E G FILTER ACCESS (BOTH SIDES) 1.8 CONDENSER B S DISCHARGE COND VFD (OPT) U U R R H 3/4" FPT DRAIN D OUTDOOR RTN AIR FLOW T K 5.9 M 14.3 J RIGHT VIEW REAR VIEW L COND EVAP EVAP RETURN EVAP RETURN EVAP SUPPLY DUCT COND DISCHARGE WIDTH HEIGHT DEPTH UNIT SECTION SECTI
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Dimensions — 50XCA16,24 4.9 (1"-2" FLTR) C INDOOR RTN AIR FLOW E P R R FILTER ACCESS (BOTH SIDES) O CONDENSER B DISCHARGE Q Q N N N D TOP VIEW 1.2 OUTDOOR RTN AIR FLOW COND VFD (OPT) RIGHT VIEW A INDOOR I SUPPLY F AIR FLOW G T T 13.2 V V V V S H S S SS U U K M J L REAR VIEW 50XCA16 REAR VIEW 50XCA24 COND EVAP EVAP SUPPLY DUCT COND DISCHARGE WIDTH HEIGHT DEPTH EVAP RETURN DUCT EVAP RETURN DUCT UNIT SECTION SECTION (Blower Opening) DUCT (Blower Opening) 50XCA AB C D E F G H I J K LMN OP Q R S T
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24 (TYP) a50-8502 SERVICE CLEARANCE NOTE: Dimensions are in inches. Selection procedure (50XCA08 unit example) I Determine design conditions. For example: Given: Unit selection — 50XCA08 Selected at 3000 cfm of 80 F edb, 67 F ewb enter- Cooling Requirements ing air. Total Cooling Capacity (TC) . . . . . . . . .82,000 Btuh TC = 83,800 Btuh Sensible Cooling Capacity (SHC) . . . . .65,000 Btuh SHC = 66,500 Btuh Evaporator Air Quantity. . . . . . . . . . . . . 3,000 Cfm (See correction factor table,
Inhaltszusammenfassung zur Seite Nr. 8
Performance data GROSS COOLING CAPACITIES 50XCA06 (5 TONS) AIR ENTERING EVAPORATOR — 80 F Edb (F) - CFM Entering 2500 2000 1500 Condenser Air Air Entering Evaporator — Ewb (F) 57 62 67 75 57 62 67 75 57 62 67 75 ECT (F) CFM BF 0.20 0.10 0.10 0.03 0..34 0.15 0.14 0.10 0.44 0.22 0.18 0.15 TC 73.4 74.8 80.4 90.4 68.8 71.9 77.8 87.8 62.9 67.9 73.7 83.7 SHC 73.4 70.2 58.6 38.9 68.8 63.2 53.4 36.9 62.1 55.2 47.5 34.5 2100 LDB 53.08 54.40 58.75 65.92 48.48 51.18 55.83 63.36 42.07 46.49 51.34 59.30 LWB
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GROSS COOLING CAPACITIES (cont) 1 50XCA08 (7 / Tons) 2 AIR ENTERING EVAPORATOR — 80 F Edb (F) - CFM Entering 3750 3000 2250 Condenser Air Air Entering Evaporator — Ewb (F) 57 62 67 75 57 62 67 75 57 62 67 75 ECT (F) CFM BF 0.30 0.11 0.10 0.06 0.43 0.20 0.13 0.12 0.52 0.31 0.17 0.16 TC 95.1 95.4 100.9 113.5 89.6 91.1 98.1 110.8 82.1 86.4 93.8 106.4 SHC 95.1 95.3 80.3 50.9 89.6 86.8 72.4 47.9 82.1 75.4 63.8 44.5 2625 LDB 56.76 56.81 60.59 67.72 52.61 53.61 58.11 65.58 46.56 49.48 54.30 62.17 LWB
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Performance data (cont) GROSS COOLING CAPACITIES (cont) 50XCA12 (10 TONS) AIR ENTERING EVAPORATOR — 80 F Edb (F) - CFM Entering 5000 4000 3000 Condenser Air Air Entering Evaporator — Ewb (F) 57 62 67 75 57 62 67 75 57 62 67 75 ECT (F) CFM BF 0.23 0.06 0.05 0.03 0.37 0.13 0.08 0.06 0.46 0.23 0.11 0.10 TC 140.7 140.9 151.0 171.6 131.8 135.1 146.3 166.9 119.7 127.4 139.0 159.3 SHC 140.7 140.9 117.2 75.7 131.8 125.6 105.3 71.0 119.7 108.2 92.4 65.8 4800 LDB 54.21 54.30 58.75 66.32 49.79 51.37 56.13
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GROSS COOLING CAPACITIES (cont) 50XCA14 (12 TONS) AIR ENTERING EVAPORATOR — 80 F Edb (F) - CFM Entering 6000 4800 3600 Condenser Air Air Entering Evaporator — Ewb (F) 57 62 67 75 57 62 67 75 57 62 67 75 ECT (F) CFM BF 0.24 0.09 0.08 0.05 0.38 0.15 0.12 0.10 0.47 0.25 0.15 0.13 TC 165.3 166.3 178.4 202.5 155.0 159.4 172.8 196.7 141.0 150.5 164.0 187.6 SHC 165.3 163.1 136.5 88.8 155.0 146.7 123.2 83.4 141.0 127.1 108.6 77.5 6000 LDB 54.74 55.21 59.37 66.62 50.40 52.14 56.73 64.30 44.09 47.82 52.6
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Performance data (cont) GROSS COOLING CAPACITIES (cont) 50XCA16 (15 TONS) AIR ENTERING EVAPORATOR — 80 F Edb (F) - CFM Entering 7500 6000 4500 Condenser Air Air Entering Evaporator — Ewb (F) 57 62 67 75 57 62 67 75 57 62 67 75 ECT (F) CFM BF 0.26 0.06 0.05 0.03 0.39 0.15 0.08 0.06 0.48 0.26 0.11 0.09 TC 203.8 204.2 216.8 245.4 191.2 194.5 210.3 239.1 173.8 183.8 200.2 228.8 SHC 203.8 204.1 172.7 109.9 191.2 185.0 154.6 102.7 173.8 159.1 135.2 94.9 6000 LDB 55.09 55.18 59.12 66.76 50.79 51.89 56
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GROSS COOLING CAPACITIES (cont) 50XCA024 (20 TONS) AIR ENTERING EVAPORATOR — 80 F Edb (F) - CFM Entering 10,000 8,000 6,000 Condenser Air Air Entering Evaporator — Ewb (F) 57 62 67 75 57 62 67 75 57 62 67 75 ECT (F) CFM BF 0.22 0.06 0.05 0.02 0.36 0.12 0.08 0.06 0.46 0.22 0.11 0.09 TC 283.6 283.9 303.4 343.6 266.0 272.2 294.2 334.0 241.5 256.8 279.6 319.2 SHC 283.6 283.9 235.7 152.1 266.0 252.8 211.8 142.4 241.5 217.7 185.8 132.0 8,550 LDB 54.01 54.11 58.63 66.25 49.52 51.19 56.00 63.92 43.11 4
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Performance data (cont) CONDENSER FAN PERFORMANCE 50XCA06 (5 Tons) ESP (in. wg) CFM 0.00 0.10 0.20 0.30 0.40 0.50 Rpm Bhp Rpm Bhp Rpm Bhp Rpm Bhp Rpm Bhp Rpm Bhp 1800 594 0.19 594 0.19 594 0.19 676 0.25 755 0.33 828 0.42 1900 588 0.19 588 0.19 598 0.20 686 0.27 764 0.35 836 0.44 2000 582 0.19 582 0.19 610 0.21 696 0.29 773 0.37 844 0.46 2100 576 0.19 576 0.19 623 0.23 707 0.31 783 0.40 852 0.49 2200 570 0.20 570 0.20 636 0.25 718 0.33 793 0.42 861 0.51 2300 564 0.20 564 0.20 649 0.27 730 0.36 80
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CONDENSER FAN PERFORMANCE (cont) 1 50XCA08 (7 / Tons) 2 ESP (in. wg) CFM 0.00 0.10 0.20 0.30 0.40 0.50 0.60 0.70 RpmBhp Rpm Bhp RpmBhp RpmBhp RpmBhp RpmBhp RpmBhp RpmBhp 2500 594 0.25 594 0.25 662 0.32 738 0.41 807 0.50 872 0.60 932 0.70 988 0.81 2650 588 0.26 600 0.27 682 0.36 757 0.45 824 0.55 887 0.65 946 0.75 1001 0.87 2800 582 0.27 625 0.31 704 0.40 776 0.49 842 0.59 903 0.70 961 0.81 1016 0.93 2950 576 0.28 650 0.35 726 0.45 795 0.54 860 0.65 920 0.76 977 0.87 1030 0.99 310
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Performance data (cont) CONDENSER FAN PERFORMANCE (cont) 50XCA12 (10 Tons) ESP (in. wg) CFM 0.00 0.00 0.10 0.20 0.30 0.40 0.50 0.60 RpmBhp Rpm Bhp RpmBhp RpmBhp RpmBhp RpmBhp RpmBhp Rpm Bhp 4800 594 0.86 598 0.87 655 1.00 708 1.14 757 1.29 803 1.44 846 1.59 — — 5000 588 0.91 618 0.97 673 1.11 725 1.25 773 1.40 818 1.56 861 1.72 — — 5200 582 0.95 638 1.08 692 1.23 742 1.37 789 1.53 833 1.68 875 1.85 915 2.02 5400 601 1.06 658 1.20 711 1.35 759 1.50 805 1.66 849 1.82 890 1.99 930 2.1
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CONDENSER FAN PERFORMANCE (cont) 50XCA14 (12 Tons) ESP (in. wg) CFM 0.00 0.10 0.20 0.30 0.40 0.50 0.60 0.70 RpmBhp Rpm Bhp RpmBhp RpmBhp RpmBhp RpmBhp RpmBhp RpmBhp 6000 494 1.50 494 1.50 494 1.50 494 1.50 494 1.50 521 1.68 554 1.93 586 2.18 6250 488 1.52 488 1.52 488 1.52 488 1.52 494 1.56 528 1.80 561 2.05 592 2.30 6500 482 1.53 482 1.53 482 1.53 482 1.53 502 1.67 536 1.92 568 2.17 599 2.44 6750 476 1.55 476 1.55 476 1.55 477 1.56 511 1.79 544 2.05 576 2.31 606 2.58 7000 470 1.56 470 1.56 470
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Performance data (cont) CONDENSER FAN PERFORMANCE (cont) 50XCA16 (15 Tons) ESP (in. wg) CFM 0.00 0.10 0.20 0.30 0.40 0.50 0.60 0.70 RpmBhp Rpm Bhp RpmBhp RpmBhp RpmBhp RpmBhp RpmBhp Rpm Bhp 6250 494 1.56 494 1.56 494 1.56 494 1.56 494 1.56 528 1.80 561 2.05 592 2.30 6500 488 1.57 488 1.57 488 1.57 488 1.57 502 1.67 536 1.92 568 2.17 599 2.44 6750 482 1.59 482 1.59 482 1.59 482 1.59 511 1.79 544 2.05 576 2.31 606 2.58 7000 476 1.61 476 1.61 476 1.61 488 1.68 520 1.93 552 2.18 583 2.45 613 2.73 72
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CONDENSER FAN PERFORMANCE (cont) 50XCA24 (20 Tons) ESP (in. wg) CFM 0.00 0.10 0.20 0.30 0.40 0.50 0.60 0.70 RpmBhp Rpm Bhp RpmBhp RpmBhp RpmBhp RpmBhp RpmBhp RpmBhp 8,500 594 1.60 636 1.84 682 2.14 724 2.44 764 2.74 801 3.04 837 3.35 870 3.66 8,800 606 1.72 655 2.02 700 2.33 741 2.64 780 2.95 817 3.27 852 3.58 885 3.90 9,100 626 1.90 674 2.22 718 2.54 758 2.85 797 3.18 833 3.50 867 3.82 900 4.15 9,400 647 2.09 693 2.42 736 2.75 776 3.08 813 3.41 849 3.74 882 4.08 915 4.41
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Performance data (cont) EVAPORATOR FAN PERFORMANCE 50XCA06 (5 Tons) ESP (in. wg) CFM 0.00 0.10 0.20 0.30 0.40 0.50 0.60 0.70 0.80 0.90 RpmBhp RpmBhp RpmBhp RpmBhp RpmBhp RpmBhp Rpm Bhp RpmBhp RpmBhp RpmBhp 1500 594 0.23 594 0.23 594 0.23 612 0.24 670 0.29 727 0.34 785 0.40 842 0.46 897 0.53 950 0.60 1600 588 0.24 588 0.24 588 0.24 630 0.28 684 0.32 738 0.37 793 0.43 847 0.49 900 0.56 952 0.64 1700 582 0.26 582 0.26 596 0.27 650 0.31 701 0.36 752 0.41 803 0.47 854 0.53 905 0.60 955 0.67 1800 5
