Performance Data
52 OAU-SVX01H-EN
Motor RPM, Standard–Oversized 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. 68
Refer to “OAU Filter Guide”
in “Appendix,” p. 68
Refer to “OAU Filter Guide”
in “Appendix,” p. 68
Number Size Recommended
Refrigerant Charge, lb of R-410A
Downflow See Nameplate See Nameplate See Nameplate
Table 14. OAND general data—cooling 30–40 tons high efficiency (continued)
30 Tons Downflow 35 Tons Downflow 40 Tons Downflow
OAND360A OAND420A OAND480A
Table 15. OAND general data—cooling 45–54 tons high efficiency
45 Tons Downflow 50 Tons Downflow 54 Tons Downflow
OAND540A OAND600A OAND648A
Cooling Performance
Gross Cooling Capacity, Btu (kW) 553,176 (162.12) 614,640 (180.13) 663,811 (194.54)
Nominal cfm (m
3
/h)
5625–11250
(9557–19114)
6250–12500
(10619–21238)
6750–13500
(11468–22937)
Compressor
Number 344
Type Scroll Scroll Scroll
Outdoor Coil
Type High Performance High Performance High Performance
Tube Size—OD, in. (mm) 3/8 (9.5) 3/8 (9.5) 3/8 (9.5)
Face Area, ft
2
(m
2
) 63 (5.85 63 (5.85 63 (5.85
Rows 444
FPI 121212
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
) 29 (2.69) 29 (2.69) 29 (2.69)
Rows 666
FPI 121212
Refrigerant Control TXV TXV TXV
Drain Connection Size, in. (mm) 1-1/4 (32) 1-1/4 (32) 1-1/4 (32)
Outdoor Fan
Type Propeller Propeller Propeller
Number Used 4 4 4
Diameter, in. (mm) 24 (609.6) 24 (609.6) 24 (609.6)
Drive Type Direct Direct Direct
No. Speeds 111
CFM (m
3
/h) 26,000 (44,174) 26,000 (44,174) 26,000 (44,174)
Number Motors 444
Motor HP (kW), per motor 1.0 (0.75) 1.0 (0.75) 1.0 (0.75)
Motor RPM 1140 1140 1140
Indoor Fan
Type Backward Inclined Backward Inclined Backward Inclined
Number Used 1 or 2 1 or 2 1 or 2
Diameter Varies Varies Varies
Drive Type Direct Drive Direct Drive Direct Drive
Number Motors 1 or 2 1 or 2 1 or 2
Motor HP (kW), Standard–Oversized 2.0–15 (1.49–11.19) 3.0–15 (2.24–11.19) 3.0–15 (2.24–11.19)
Motor RPM, Standard–Oversized 1750–3500 1750–3500 1750–3500
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