Carrier 48HC D17 Series - Appendix II. Physical Data; Refrigeration System Data; Evaporator and Humidi-Mizer Coil Data; Evaporator Fan, Motor, and Filter Data

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APPENDIX II. PHYSICAL DATA
TABLE 21 – PHYSICAL DATA (COOLING) 15 -- 25 TONS
48HC*17 48HC*20 48HC*24 48HC* 28
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 17.5/16.8 23.8/23.1 24.9/27.7
Humidi---MiZer R---410a charge A/B (lbs) 24.5/25.7 25.5/25.5 30.0/30.7 35.1/35.4
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 54 / 117 54 / 117 54 / 117
H u m i d i --- M i Z e r L o w --- p r e s s . T r i p / R e s e t ( p s i g ) 27 / 44 27 / 44 27 / 44 27 / 44
Compressor Capacity Staging (%) 50% / 100% 50% / 100% 50% / 100% 50% / 100%
Evap. Coil
Material Cu / Al Cu / Al Cu / Al Cu / Al
Tube Diameter 3 / 8 --- i n R T P F 3 / 8 --- i n R T P F 3 / 8 --- i n R T P F 3 / 8 --- i n R T P F
Rows / FPI 4/15 4/15 4/15 4/15
Tota l f a ce a rea (f t2) 22 22 26 26
Condensate drain conn. size 3 / 4 --- i n 3 / 4 --- i n 3 / 4 --- i n 3 / 4 --- i n
H u m i d i --- M i Z e r C o i l
Material Cu / Al Cu / Al Cu / Al Cu / Al
Tube Diameter 3 / 8 --- i n R T P F 3 / 8 --- i n R T P F 3 / 8 --- i n R T P F 3 / 8 --- i n R T P F
Rows / FPI 1/17 1/17 1/17 1/17
Tota l f a ce a rea (f t2) 22 22 26 26
Evap. fan and motor
VERTICAL
Standard Static
Motor Qty / Drive type
1/Belt 1/Belt 1/Belt 1/Belt
Max BHP
2.2 3.3 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 / Drive type
1/Belt 1/Belt 1/Belt 1/Belt
Max BHP
3.3 4.9 6.5 6.5
RPM range
679---863 713---879 835---1021 913---1116
Motor frame size
56 56 184T 184T
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 / Drive type
1/Belt 1/Belt 1/Belt 1/Belt
Max BHP
4.9 6.5 8.7 8.7
RPM range
826---1009 882---1078 941---1176 941---1176
Motor frame size
56 184T 213T 213T
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
48HC