Carrier 50BV020-064 specifications A - Physical Data - 50BVC,E,J,K,Q

Table 3A — Physical Data — 50BVC,E,J,K,Q

UNIT 50BVC,E,J,K,Q	020	024	028	034
NOMINAL CAPACITY (Tons)	18	20	25	30
OPERATING WEIGHT (lb)
50BVC,Q…50BVJ	1192…1227	1378…1413	1428…1473	1680…1725
50BVE…50BVK	1110…1145	1290…1325	1320…1365	1520…1565
COMPRESSOR		Copeland Scroll
Quantity	2	2	2	2
Number of Refrigerant Circuits	2	2	2	2
Oil (ounces) Ckt 1…Ckt 2	85…85	110…110	110…110	140…140
REFRIGERANT TYPE		R-22 or R-410A
Expansion Device	TXV	TXV	TXV	TXV
Operating Charge (lb) Ckt 1…Ckt 2	8.1…8.1	9.1…9.1	9.1…9.1	18.0…18.0
CONDENSER (50BVC,Q,J only)		Tube-in-Tube Coaxial
Quantity of Manifolded Circuits	2	2	2	2
Nominal Flow Rate (GPM)	54	60	75	90
Water Flow Range (GPM)	36-72	40-80	50-100	60-120
Max. Water Working Pressure (PSIG)	400	400	400	400
Max. Refrig. Working Pressure (PSIG)	450 (600*)	450 (600*)	450 (600*)	450 (600*)
Min. Entering Water Temp. (°F)	50	50	50	50
Max. Entering Water Temp. (°F)	110	110	110	110
Waterside Volume (gal)	3.6	4.0	5.0	6.0
EVAPORATOR COIL
Rows…Fins/in.	3…14	3…14	3…14	3…14
Total Face Area (sq ft)	18.1	18.1	18.1	22.0
EVAPORATOR FAN
Quantity…Size	2…15x15	2…15x15	2…15x15	2…15x15
Type Drive	Belt	Belt	Belt	Belt
Nominal CFM	7200	8000	10,000	12,000
Std Motor Qty…HP…Frame Size	2…1.5…56	2…2…56H	2…3…56HZ	2…5…56HZ
Alt 1 Motor Qty…HP…Frame Size	2…2…56H	2…3…56HZ	2…5…56HZ	—
Alt 2 Motor Qty…HP…Frame Size	2…3…56HZ	2…5…56HZ	—	—
Alt 3 Motor Qty…HP…Frame Size	2…5…56HZ	—	—	—
Motor Nominal RPM (1.5, 2, 3, HP)	1725	1725	1725	—
Motor Nominal RPM (5 HP)	3450	3450	3450	3450
Fan Drive RPM Range
Std Fan Drive (1.5, 2, 3 HP)	753-952	753-952	753-952	—
Std Fan Drive (5 HP)	967-1290	967-1290	967-1290	967-1290
Med Static Fan Drive (1.5, 2, 3 HP)	872-1071	872-1071	872-1071	—
Motor Bearing Type	Ball	Ball	Ball	Ball
Maximum Allowable RPM	1300	1300	1300	1300
Motor Pulley Pitch Diameter
Std Fan Drive (1.5, 2, 3 HP)	3.7-4.7	3.7-4.7	3.7-4.7	—
Std Fan Drive (5 HP)	2.9-3.9	2.9-3.9	2.9-3.9	2.9-3.9
Med Static Fan Drive (1.5, 2, 3 HP)	4.3-5.3	4.3-5.3	4.3-5.3	—
Motor Shaft Diameter (in.) (1.5, 2 HP)	5/8	5/8	—	—
Motor Shaft Diameter (in.) (3, 5 HP)	7/8	7/8	7/8	7/8
Belt, Qty…Type…Length (in.)
Std Fan Drive (1.5, 2 HP)	1…B…39	1…B…39	—	—
Std Fan Drive (3 HP)	2…B…39	2…B…39	2…B…39	—
Std Fan Drive (5 HP)	2...BX…42	2...BX…42	2...BX…42	2...BX…42
Med Static Fan Drive (1.5, 2 HP)	1…B…40	1…B…40	—	—
Med Static Fan Drive (3 HP)	2…B…40	2…B…40	2…B…40	—
Pulley Center Line Distance (in.)	10.1…10.9	10.1…10.9	10.1…10.9	10.1…10.9
Speed Change Per Full Turn of
Moveable Pulley Flange (RPM)
Std Fan Drive (1.5, 2, 3 HP)	33	33	33	—
Std Fan Drive (5 HP)	54	54	54	54
Med Static Fan Drive (1.5, 2, 3 HP)	33	33	33	—
Fan Shaft Diameter (in.)	1	1	1	1
HIGH PRESSURE SWITCHES (PSIG)
Cutout	380 (420*) ± 10	380 (420*) ± 10	380 (420*) ± 10	380 (420*) ± 10
Reset (Auto)	300 (420*) ± 15	300 (420*) ± 15	300 (420*) ± 15	300 (420*) ± 15
LOW PRESSURE SWITCHES (PSIG)
Cutout	20 (40*) ± 3	20 (40*) ± 3	20 (40*) ± 3	20 (40*) ± 3
Reset (Auto)	40 (60*) ± 5	40 (60*) ± 5	40 (60*) ± 5	40 (60*) ± 5
REMOTE REFRIGERANT CONNECTIONS
(50BVE,K Only)
Discharge (Hot Gas) Connection (in.) Qty…Size	2…11/8	2…11/8	2…11/8	2…11/8
Liquid Connection (in.) Qty…Size	2…7/8	2…7/8	2…7/8	2…7/8
RETURN AIR FILTERS
Quantity…Size (in.)	4…20x34.5x1	4…20x34.5x1	4…20x34.5x1	4…30x34.5x1
LEGEND	*R-410A models.
TXV — Thermostatic Expansion Valve

17