Carrier WeatherMaster 50HCQA04, Service And Maintenance Instructions, Page: 45 / 98

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APPENDIX II. PHYSICAL DATA
Table 14 – Physical Data (Cooling) 3 -- 6 TONS)
50HCQA04 50HCQA05 50HCQA06 50HCQA07
Refrigeration System
# Circuits / # Comp. / Type 1 / 1 / Scroll 1 / 1 / Scroll 1 / 1 / Scroll 1 / 1 / Scroll
Refrig. charge per circuit A/B(lbs---oz) 12 --- 8 / --- 15 --- 8 / --- 17 --- 8 / --- 15 --- 8 / ---
Metering Device TXV TXV TXV TXV
High pressure Trip / Reset (psig) 630 / 505 630 / 505 630 / 505 630 / 505
Loss of Charge Press. Trip / Reset (psig) 27 / 44 27 / 44 27 / 44 27 / 44
Compressor Capacity Staging (%) 100 100 100 100
Evap. Coil
Material --- Tube / Fin Cu / Al Cu / Al Cu / Al Cu / Al
Coil type 3/8---in RTPF 3/8---in RTPF 3/8---in RTPF 3/8---in RTPF
Rows / FPI 3 / 15 3 / 15 4/ 15 3/ 15
Total Face Area (ft
2
) 5.5 7.3 7.3 8.9
Condensate Drain Conn. Size 3/4---in 3/4---in 3/4---in 3/4---in
Evap. Fan and Motor
Sta
nd
ar
d
Sta
tic
1p
ha
se
Motor Qty / Drive Type 1 / Direct 1 / Direct 1 / Direct N/A
Max BHP 1.0 1.0 1.0 N/A
RPM Range 600---1200 600---1200 600---1200 N/A
Motor Frame Size 48 48 48 N/A
Fan Qty / Type 1 / Centrifugal 1 / Centrifugal 1 / Centrifugal N/A
Fan Diameter x Length (in) 10 x 10 10 x 10 11 x 10 N/A
Sta
nd
ar
d
Sta
tic
3p
ha
se
Motor Qty / Drive Type 1 / Direct 1 / Direct 1 / Direct 1 / Belt
Max BHP 1.0 1.0 1.0 1.2
RPM Range 600---1200 600---1200 600---1200 489---747
Motor Frame Size 48 48 48 56
Fan Qty / Type 1 / Centrifugal 1 / Centrifugal 1 / Centrifugal 1 / Centrifugal
Fan Diameter x Length (in) 10 x 10 10 x 10 11 x 10 15 x 15
Me
di
um
Sta
tic
3p
ha
se
Motor Qty / Drive Type
1 / Belt 1 / Belt 1 / Belt 1 / Belt
Max BHP
1.5 1.5 2.0 2.9
RPM Range 819---1251 920---1303 1066---1380 733---949
Motor Frame Size 56 56 56 56
Fan Qty / Type 1 / Centrifugal 1 / Centrifugal 1 / Centrifugal 1 / Centrifugal
Fan Diameter x Length (in) 10 x 10 10 x 10 10 x 10 15 x 15
Hi
gh
S
tat
ic
3p
ha
se
Motor Qty / Drive Type 1 / Belt 1 / Belt 1 / Belt 1 / Belt
Max BHP 2.0 2.0 2.9 4.0
RPM Range 1035---1466 1035---1466 1208---1550 909---1102
Motor Frame Size 56 56 56 145
Fan Qty / Type 1 / Centrifugal 1 / Centrifugal 1 / Centrifugal 1 / Centrifugal
Fan Diameter x Length (in) 10 x 10 10 x 10 10 x 10 15 x 15
Cond. Coil
Material --- Tube / Fin Cu / Al Cu / Al Cu / Al Cu / Al
Coil type 3/8---in RTPF 3/8---in RTPF 3/8---in RTPF 3/8---in RTPF
Rows / FPI 2 / 17 2 / 17 2 / 17 2 / 17
Total Face Area (ft
2
) 16.5 21.3 21.3 20.5
Cond. fan / motor
Qty / Motor Drive Type 1 / direct 1 / direct 1 / direct 2 / direct
Motor HP / RPM 1/8 / 825 1/4 / 1100 1/4 / 1100 1/4 / 1100
Fan diameter (in) 22 22 22 22
Filters
RA Filter # / Size (in) 2 / 16 x 25 x 2 4 / 16 x 16 x 2 4 / 16 x 16 x 2 4 / 16 x 20 x 2
OA inlet screen # / Size (in) 1 / 20 x 24 x 1 1 / 20 x 24 x 1 1 / 20 x 24 x 1 1 / 20 x 36 x 1