Trane Horizon OABE/F, Installation, Operation And Maintenance Manual

Page: 71 / 92

Performance Data
OAU-SVX004D-EN 71
Table 17. OAKE general data—cooling 22–30 tons high efficiency
22 Tons Downflow 25 Tons Downflow 30 Tons Downflow
OAKE264A OAKE300A OAKE360A
Performance
Gross Cooling Capacity, Btu (kW) 314,806 (92.26) 348,788 (102.22) 394,638 (115.66)
Gross Heating Capacity, Btu (kW) 289,850 (84.95) 328,446 (96.26) 368,582 (108.02)
Nominal cfm (m
3
/h)
2750–5500
(4672–9344)
3125–6250
(5309–10619)
3750–7500
(6371–12742)
Compressor
Number 2 2 2
Type Scroll Scroll Scroll
Fluid/Refrigerant Water Coil
Type Coaxial Coaxial Coaxial
Connection Size/Circuit, in. (mm) 2 (50.8) 2 (50.8) 2 (50.8)
Pressure Drop/Circuit, ft wc (kPa) 4.6 (13.75) 5.3 (15.84) 7.8 (23.31)
Water Flow/Circuit, gpm (L/s) 33/33 (2.08/20.8) 37.5/37.5 (2.37/2.37) 45/45 (2.84/2.84)
Indoor Coil
Type High Performance High Performance High Performance
Tube Size—OD, in. (mm) 1/2 (12.7) 1/2 (12.7) 1/2 (12.7)
Face Area, ft
2
(m
2
) 16 (1.49) 20 (1.86) 20 (1.86)
Rows 4 4 4
FPI 12 12 12
Refrigerant Control TXV TXV TXV
Drain Connection Size, in. (mm) 1 (25.4) 1 (25.4) 1 (25.4)
Indoor Fan
Type Backward Inclined Backward Inclined Backward Inclined
Number Used 1 1 1
Diameter Varies Varies Varies
Drive Type Direct Drive Direct Drive Direct Drive
Number Motors 1 1 1
Motor HP (kW), Standard–Oversized 1–7.5 1.0–15.0 1.0–15.0
Motor RPM 1750–3500 1750–3500 1750–3500
Motor Frame Size (Standard/
Oversized)
Varies Varies Varies
Filters
Type Furnished Refer to “OAU Filter
Guide” in “Appendix,”
p. 82
Refer to “OAU Filter
Guide” in “Appendix,”
p. 82
Refer to “OAU Filter
Guide” in “Appendix,”
p. 82
Number/Size Recommended
Refrigerant Charge, lb of R-410A
Downflow See Nameplate See Nameplate See Nameplate