Carrier 48TC D28 Series - Page 68

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APPENDIX II. PHYSICAL DATA (cont)
Table 23 – PHYSICAL DATA − VERTICAL (COOLING) 15 − 27.5 TONS
NOVATION − ALL ALUMINUM COIL DESIGN
48TC-D17 48TC-D20 48TC-D24 48TC-D28
Refrigeration System MCHX MCHX MCHX MCHX
# Circuits / # Comp. / Type 2 / 2 / Scroll 2 / 2 / Scroll 2 / 2 / Scroll 2 / 2 / Scroll
R-410a charge A/B (lbs) 9.5/12.0 9.5/12.0 14.4/12.5 12.5/13.0
Metering device Acutrol Acutrol Acutrol Acutrol
High-press. Trip / Reset (psig) 630 / 505 630 / 505 630 / 505 630 / 505
Low-press. Trip / Reset (psig) 54 / 117 54 / 117 54 / 117 54 / 117
Evap. Coil
Material Cu / Al Cu / Al Cu / Al Cu / Al
Tube Diameter 3/8" 3/8" 3/8" 3/8"
Rows / FPI 4 / 15 4 / 15 4 / 15 4 / 15
total face area (ft
2
) 19.56 19.56 22.00 23.11
Condensate drain conn. size 3/4" 3/4" 3/4" 3/4"
Evap. fan and motor
VERTICAL
Standard
Static
Motor Qty / Belt Qty /
Driver Type
1 / 1 Belt 1 / 1 Belt 1 / 1 Belt 1 / 1 Belt
Max BHP 2.9 3.7 4.9 4.9
RPM range 514-680 622-822 690-863 717-911
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 n/a n/a n/a
Max BHP 3.7 n/a n/a n/a
RPM range 679-863 n/a n/a n/a
motor frame size 56 n/a n/a n/a
Fan Qty / Type 2 / Centrifugal n/a n/a n/a
Fan Diameter (in) 15 x 15 n/a n/a n/a
High Static
Motor Qty / Belt Qty /
Driver Type
1 / 1 Belt n/a n/a n/a
Max BHP 4.9 n/a n/a n/a
RPM range 826-1009 n/a n/a n/a
motor frame size 56 n/a n/a n/a
Fan Qty / Type 2 / Centrifugal n/a n/a n/a
Fan Diameter (in) 15 x 15 n/a n/a n/a
Medium
Static -
High
Efficiency
Motor Qty / Belt Qty /
Driver Type
n/a 1 / 1 Belt 1 / 1 Belt 1 / 1 Belt
Max BHP
(208/230/460/575v)
n/a 6.5/ 6.9/ 7.0/ 8.3 6.5/ 6.9/ 7.0/ 8.3 6.5/ 6.9/ 7.0/ 8.3
RPM range n/a 713-879 835-1021 913-1116
motor frame size n/a 184T 184T 184T
Fan Qty / Type n/a 2 / Centrifugal 2 / Centrifugal 2 / Centrifugal
Fan Diameter (in) n/a 15 x 15 15 x 15 15 x 15
High
Static-
High
Efficiency
Motor Qty / Belt Qty /
Driver Type
n/a 1 / 1 Belt 1 / 1 Belt 1 / 1 Belt
Max BHP
(208/230/460/575v)
n/a 6.5/ 6.9/ 7.0/ 8.3 10.5/11.9/11.9/11 10.5/11.9/11.9/11
RPM range n/a 882-1078 941-1176 941-1176
motor frame size n/a 184T 213T 213T
Fan Qty / Type n/a 2 / Centrifugal 2 / Centrifugal 2 / Centrifugal
Fan Diameter (in) n/a 15 x 15 15 x 15 15 x 15