Carrier INFINITY 50XT-A - Page 10

10
Table 1 – Physical Data -- Unit 50XT--A
UNIT SIZE 24 30 36 42 48 60
NOMINAL CAPACITY t on 2 2-- 1/2 3 3-- 1/2 4 5
SHIPPING WEIGHT (lb)
(kg)
435
197
465
211
501
227
513
233
529
240
572
259
COMPRESSOR Two--Stage Scroll
REFRIGERANT (R--410A) Quantity (lb)
(kg)
10.3
(4.7)
11.5
(5.2)
9.7
(4.4)
14.0
(6.4)
15.5
(7.0)
16.0
(7.3)
EXPANSION DEVICE--HEATING AccuRater
ORIFICE OD (in.) -- Left 0.042 0.038 0.035 0.040 0.038 0.046
ORIFICE OD (in.) -- Right N/A 0.038 0.035 0.040 0.046 0.046
EXPANSION DEVICE--COOLING TXV
Size 2Ton 3Ton 3Ton 4Ton 4Ton 5Ton
OUTDOOR COIL
Rows…Fins/in. 2…21 2…21 2…21 2…21 2…21 2…21
Face Area (sq. ft.) 13.6 15.3 17.5 19.4 19.4 23.3
OUTDOOR FAN
Nominal Cfm 2700 2700 2800 2800 3300 3300
Diameter 22 22 22 22 22 22
Motor HP (RPM) 1/8 (825) 1/8 (825) 1/8 (825) 1/8 (825) 1/4 (1100) 1/3 (1 110)
INDOOR COIL
Rows…Fins/in. 3…17 3…17 3…17 3…17 3…17 4…17
Face Area (sq. ft.) 3.7 3.7 4.7 4.7 5.7 5.7
INDOOR FAN
Nominal Airflow (Cfm)
Comfort Variable based on Comfort Settings (see User Interface instructions for more information).
Efficiency 700 875 1050 1225 1400 1750
Max 800 1000 1200 1400 1600 2000
Size in.
(mm)
10x10
(254x254)
10x10
(254x254)
11x10
(279x254)
11x10
(279x254)
11x10
(279x254)
11x10
(279x254)
Motor HP (RPM) 1/2 1/2 3/4 3/4 3/4 1
HIGH--PRESSURE SWITCH (psig)
Cutout 670 ± 10
Reset (Auto) 470 ± 25
HIGH--PRESSURE SWITCH 2 (psig)
(Compressor Solenoid)
Cutout 565 ± 15
Reset (Auto) 455 ± 15
LOSS--OF--CHARGE/LOW--PRESSURE SWITCH
(Liquid Line) (psig)
Cutout 23 ± 5
Reset (Auto) 55 ± 5
RETURN--AIR FILTERS Throwaway in.*
(mm)
20x24x1
(508x610x25)
24x30x1
(610x762x25)
24x36x1
610x914x25)
*Recommended filter sizes f or field---installed air filter grilles mounted on the wall or ceiling of the conditioned structure. Required filter sizes shown are based on
the larger of the ARI (Air Conditioning and Refrigeration Institute) rated cooling airflow or the heating airflow velocity of 300 ft (91.4 mm) /minute for throwaway
type or 450 (137 mm) ft/minute for high ---capacity type. Air filter pressure drop for non ---standard filters must not exceed 0.08 in. wc.
50XT--A