Trane Horizon OAKD, Installation, Operation And Maintenance Manual

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Table 12. OAKE general data—cooling 12–20 tons high efficiency
12 Tons Downflow 15 Tons Downflow 17 Tons Downflow 20 Tons Downflow
OAKE144A OAKE180A OAKE210A OAKE240A
Cooling Performance
Gross Cooling Capacity, Btu (kW) 160,024 (46.90) 189,076 (55.41) 225,948 (66.22) 258,766 (75.84)
Heating Performance
Gross Heating Capacity, Btu (kW) 143,650 (42.10) 185,800 (54.45) 208,973 (61.24) 244,186 (71.56)
CFM
Nominal cfm/AHRI rated cfm (m
3
/h) 1500–3000 (883–1766)
1875–3750 (1104–
2207)
2125–4250 (1251–
2501)
2500–5000 (1471–
2943)
Compressor
Number 2 2 2 2
Type Scroll Scroll Scroll Scroll
Outdoor Coil
Type High Performance High Performance High Performance High Performance
Tube Size—OD, in. (mm) 3/8 (9.5) 3/8 (9.5) 1/2 (12.7) 1/2 (12.7)
Face Area, ft
2
(m
2
) 30 (2.79) 30 (2.79) 31 (2.88) 31 (2.88)
Rows 2 2 2 2
FPI 12 12 12 12
Indoor Coil
Type High Performance High Performance High Performance High Performance
Tube Size—OD, in. (mm) 1/2 (12.7) 1/2 (12.7) 1/2 (12.7) 1/2 (12.7)
Face Area, ft
2
(m
2
) 9 (0.84) 10 (0.93) 16 (1.49) 16 (1.49)
Rows 4 4 4 4
FPI 12 12 12 12
Refrigerant Control TXV TXV TXV TXV
Drain Connection Size, in. (mm) 1 (25.4) 1 (25.4) 1 (25.4) 1 (25.4)
Outdoor Fan
Type Propeller Propeller Propeller Propeller
Number Used 2 3 3 3
Diameter, in. (mm) 24 (609.6) 24 (609.6) 24 (609.6) 24 (609.6)
Drive Type Direct Drive Direct Drive Direct Drive Direct Drive
No. Speeds 1 1 1 1
CFM (m
3
/h) 19,500 (11,477) 19,500 (11,477) 19,500 (11,477) 19,500 (11,477)
Number Motors 3 3 3 3
Motor HP (kW), per motor 1.0 (0.75) 1.0 (0.75) 1.0 (0.75) 1.0 (0.75)
Motor RPM 1,140 1,140 1,140 1,140
Indoor Fan
Type Backward Inclined Backward Inclined Backward Inclined Backward Inclined
Number Used 1 1 1 1
Diameter Varies Varies Varies Varies
Drive Type Direct Drive Direct Drive Direct Drive Direct Drive
Number Motors 1 1 1 1
Motor HP (kW), Standard–Oversized 1–5.0 (0.75–3.73) 1–5.0 (0.75–3.76) 1–7.5 (0.75–5.59) 1–7.5 (0.75–5.59)
Motor RPM, Standard–Oversized 1750–3500 1750–3500 1750–3500 1750–3500
Motor Frame Size, Standard–Oversized Varies Varies Varies Varies
Filters
Type Furnished Refer to “OAU Filter
Guide” in “Appendix,”
p. 81
Refer to “OAU Filter
Guide” in “Appendix,”
p. 81
Refer to “OAU Filter
Guide” in “Appendix,”
p. 81
Refer to “OAU Filter
Guide” in “Appendix,”
p. 81
Number Size Recommended
Refrigerant Charge, lb of R-410A
Downflow See Nameplate See Nameplate See Nameplate See Nameplate
Performance Data
60 OAU-SVX01K-EN