78
Table C — Physical Data - Vertical (Cooling) 20 To 27.5 Tons (RTPF Coils)
48TC*D24 48TC*E24 48TC*D28 48TC*E28 48TC*D30
REFRIGERATION SYSTEM RTPF RTPF RTPF RTPF RTPF
# Circuits / # Comp. / Type 2 / 2 / Scroll 2 / 2 / Scroll 2 / 2 / Scroll 2 / 2 / Scroll 2 / 2 / Scroll
R-410A charge A/B (lbs) 20.6/14.7 27.9/20.5 19.8/ 20.4 27.9/ 28.9 27.0/ 28.5
Metering device Acutrol TXV Acutrol TXV Acutrol
High-press. Trip / Reset (psig) 630 / 505 630 / 505 630 / 505 630 / 505 630 / 505
Low-press. Trip / Reset (psig) 54 / 117 27 / 44 54 / 117 27 / 44 54 / 117
EVAP. COIL
Material Cu / Al Cu / Al Cu / Al Cu / Al Cu / Al
Tube diameter
3
/
8
-in.
3
/
8
-in.
3
/
8
-in.
3
/
8
-in.
3
/
8
-in.
Rows / FPI 4 / 15 4 / 15 4 / 15 4 / 15 4 / 15
Total face area (ft
2
) 22.00 22.00 23.11 23.11 26
Condensate drain conn. size
3
/
4
-in.
3
/
4
-in.
3
/
4
-in.
3
/
4
-in.
3
/
4
-in.
HUMIDI-MIZER COIL
Material — Cu / Al — Cu / Al —
Tube diameter —
3
/
8
-in. —
3
/
8
-in. —
Rows / FPI — 1 / 17 — 1 / 17 —
Total face area (ft
2
) — 22.00 — 23.11 —
EVAP. FAN AND MOTOR
Standard
Static
Motor qty / Belt qty / Drive type 1 / 1 /Belt 1 / 1 /Belt 1 / 1 /Belt 1 / 1 /Belt —
Nominal nameplate HP 5.25 5.25 5.25 5.25 —
Max BHP 4.9 4.9 4.9 4.9 —
RPM Range 690-863 690-863 717-911 717-911 —
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 —
Standard
Static -
High
Efficiency
Motor qty / Belt qty / Drive type — — — — 1 / 1 Belt
Nominal nameplate HP — — — — 5.0
Max BHP (208/230/460/575v) — — — — 6.5/ 6.9/ 7.0/ 8.3
RPM Range — — — — 751-954
Max blower / shaft RPM — — — — 1300
Motor frame size — — — — 56
Fan qty / Type — — — — 2 / Centrifugal
Fan diameter (in.) — — — — 15 x 15
Medium
Static -
High
Efficiency
Motor qty / Belt qty / Drive type 1 / 1/ Belt 1 / 1/ Belt 1 / 1/ Belt 1 / 1/ Belt 1 / 1/ Belt
Nominal nameplate HP 5.0 5.0 5.0 5.0 7.5
Max BHP 6.5/ 6.9/ 7.0/ 8.3 6.5/ 6.9/ 7.0/ 8.3 6.5/ 6.9/ 7.0/ 8.3 6.5/ 6.9/ 7.0/ 8.3 10.5/11.9/11.9/11
RPM Range 835-1021 835-1021 913-1116 913-1116 973-1175
Max blower / shaft RPM 1200 1200 1200 1200 1300
Motor frame size 184T 184T 184T 184T 184T
Fan qty / Type 2 / Centrifugal 2 / Centrifugal 2 / Centrifugal 2 / Centrifugal 2 / Centrifugal
Fan diameter (in.) 15 x 15 15 x 15 15 x 15 15 x 15 15 x 15
High
Static -
High
Efficiency
Motor qty / Belt qty / Drive type 1 / 1/ Belt 1 / 1/ Belt 1 / 1/ Belt 1
/ 1/ Belt 1 / 2/ Belt
Nominal nameplate HP 7.5 7.5 7.5 7.5 10.0
Max BHP 10.5/11.9/11.9/11 10.5/11.9/11.9/11 10.5/11.9/11.9/11 10.5/11.9/11.9/11 11.9/12.9/12.9/14.1
RPM Range 941-1176 941-1176 941-1176 941-1176 1015-1299
Max blower / shaft RPM 1200 1200 1200 1200 1300
Motor frame size 213T 213T 213T 213T 213T
Fan qty / Type 2 / Centrifugal 2 / Centrifugal 2 / Centrifugal 2 / Centrifugal 2 / Centrifugal
Fan diameter (in.) 15 x 15 15 x 15 15 x 15 15 x 15 15 x 15
COND. COIL (CIRCUIT A)
Coil type RTPF RTPF RTPF RTPF RTPF
Coil length (in.) 82 82 75 75 95
Coil height (in.) 44 44 52 52 52
Rows / FPI 2 /17 2 /17 2 /17 2 /17 2 /17
Total face area (ft
2
) 25.1 25.1 27.1 27.1 34.3
APPENDIX B — PHYSICAL DATA