71
Table A — PHYSICAL DATA (Cooling) 15 to 17.5 Tons
581J*17D/F 581J*17K/M 581J*20D/F 581J*20K/M
Refrigeration System
# Circuits/# Comp./Type 2 / 2 / Scroll 2 / 2 / Scroll 2 / 2 / Scroll 2 / 2 / Scroll
R-410A charge A/B (lbs) 17/16.4 24.5/25.7 17.5/16.8 25.5/25.5
oil A/B (oz)
Metering device TXV TXV TXV TXV
High-press. trip/reset (psig) 630 / 505 630 / 505 630 / 505 630 / 505
Low-press. trip/reset (psig) 54 / 117 27 / 44 54 / 117 27 / 44
Evaporator Coil
Material Cu / Al Cu / Al Cu / Al Cu / Al
Tube diameter
3
/
8
-in. RTPF
3
/
8
-in. RTPF
3
/
8
-in. RTPF
3
/
8
-in. RTPF
Rows/FPI 4 / 15 4 / 15 4 / 15 4 / 15
Total face area (ft
2
)22 22 22 22
Condensate drain conn. size
3
/
4
-in.
3
/
4
-in.
3
/
4
-in.
3
/
4
-in.
Perfect Humidity Coil
Material — Cu / Al — Cu / Al
Tube diameter —
3
/
8
-in. RTPF —
3
/
8
-in. RTPF
Rows/FPI — 1 / 17 — 1 / 17
Total face area (ft
2
)— 22 — 22
Evaporator fan and motor
VERTICAL
STANDARD STATIC
Motor qty/Belt qty/Driver type 1 / 1 /Belt 1 / 1 /Belt 1 / 1 /Belt 1 / 1 /Belt
Nominal nameplate H.P. 2.9 2.9 3.7 3.7
Max BHP 2.9 2.9 3.7 3.7
RPM range 514-680 514-680 622-822 622-822
Max blower/Shaft RPM 1200 1200 1200 1200
Motor frame size 56 56 56 56
Fan qty/Type 2 / Centrifugal 2 / Centrifugal 2 / Centrifugal 2 / Centrifugal
Fan diameter (in.) 15 x 15 15 x 15 15 x 15 15 x 15
MEDIUM STATIC
Motor qty/Belt qty/Driver type 1 / 1/ Belt 1 / 1/ Belt 1 / 1/ Belt 1 / 1/ Belt
Nominal nameplate H.P. 3.7 3.7 5.25 5.25
Max BHP 3.7 3.7 4.9 4.9
RPM range 679-863 679-863 713-879 713-879
Max blower/Shaft RPM 1200 1200 1200 1200
Motor frame size 56 56 56 56
Fan qty/Type 2 / Centrifugal 2 / Centrifugal 2 / Centrifugal 2 / Centrifugal
Fan diameter (in.) 15 x 15 15 x 15 15 x 15 15 x 15
HIGH STATIC
Motor qty/Belt qty/Driver type 1 / 1/ Belt 1 / 1/ Belt — —
Nominal nameplate H.P. 5.25 5.25 — —
Max BHP 4.9 4.9 — —
RPM range 826-1009 826-1009 — —
Max blower/Shaft RPM 1200 1200 — —
Motor frame size 56 56 — —
Fan qty/Type 2 / Centrifugal 2 / Centrifugal — —
Fan diameter (in.) 15 x 15 15 x 15 — —
HIGH STATIC - HIGH EFFICIENCY
Motor qty/Belt qty/Driver type — — 1 / 1/ Belt 1 / 1 /Belt
Nominal nameplate H.P. — — 5.0 5.0
Max BHP — — 6.5/ 6.9/ 7.0/ 8.3 6.5/ 6.9/ 7.0/ 8.3
RPM range — — 882-1078 882-1078
Max blower/Shaft RPM — — 1200 1200
Motor frame size — — 184T 184T
Fan qty/Type — — 2 / Centrifugal 2 / Centrifugal
Fan diameter (in.) — — 15 x 15 15 x 15
APPENDIX B — PHYSICAL DATA