Bryant 548J manual Heating Capacity, Tons

548J

Table 18 – HEATING CAPACITY											7.5 TONS
						548J*08
RETURN		CFM			TEMPERATURE AIR ENTERING OUTDOOR COIL (°F db at 70% rh)
AIR
(°F db)	(STANDARD AIR)			---10	0	10	17	30	40	47	50	60
	2250		Capacity			46.9	53.5	66.3	77.2	86.2	89.4	103.3
			Int. Cap.			43.1	48.7	58.1	77.2	86.2	89.4	103.3
55	3000		Capacity					68.5	80.2	89.8	93.1	106.7
			Int. Cap.					60.0	80.2	89.8	93.1	106.7
	3750		Capacity				58.9	72.5	84.6	94.5	97.6	110.6
			Int. Cap.				53.7	63.5	84.6	94.5	97.6	110.6
	2250		Capacity	25.9	34.6	43.6	50.2	62.7	73.0	81.4	84.5	98.0
			Int. Cap.	23.9	31.8	40.0	45.7	55.0	73.0	81.4	84.5	98.0
70	3000		Capacity	27.4	36.2	45.5	52.2	65.1	75.9	85.0	88.2	102.1
			Int. Cap.	25.3	33.4	41.8	47.6	57.0	75.9	85.0	88.2	102.1
	3750		Capacity	31.0	40.0	49.3	56.1	69.1	80.4	89.8	93.2	106.5
			Int. Cap.	28.6	36.8	45.3	51.1	60.6	80.4	89.8	93.2	106.5
	2250		Capacity	22.5	31.5	40.7	47.3	60.1	70.3	78.2	81.2	94.3
			Int. Cap.	20.8	29.0	37.3	43.1	52.6	70.3	78.2	81.2	94.3
80	3000		Capacity	24.1	33.3	42.7	49.5	62.5	73.1	81.6	84.7	98.6
			Int. Cap.	22.3	30.6	39.2	45.2	54.8	73.1	81.6	84.7	98.6
	3750		Capacity	27.8	37.1	46.6	53.5	66.7	77.5	86.4	89.7	103.4
			Int. Cap.	25.7	34.1	42.8	48.8	58.4	77.5	86.4	89.7	103.4

Table 19 – HEATING CAPACITY													8.5 TONS
								548J*09
	RETURN			CFM			TEMPERATURE AIR ENTERING OUTDOOR COIL (°F db at 70% rh)
	AIR
			(STANDARD AIR)
	(°F db)					---10	0	10	17	30	40	47	50	60
			2550		Capacity	33.1	42.7	52.7	60.0	75.6	87.4	97.5	100.6	113.8
					Int. Cap.	30.7	39.3	48.3	54.7	66.2	87.4	97.5	100.6	113.8
	55		3400		Capacity	34.4	44.0	54.2	61.8	77.5	89.9	100.2	103.1	115.7
					Int. Cap.	31.8	40.5	49.8	56.4	67.9	89.9	100.2	103.1	115.7
			4250		Capacity	38.0	47.7	58.0	65.8	81.5	94.2	103.9	106.6	118.2
					Int. Cap.	35.2	43.9	53.2	60.0	71.4	94.2	103.9	106.6	118.2
			2550		Capacity	29.0	38.6	48.6	55.9	70.7	83.5	93.1	96.2	109.5
					Int. Cap.	26.8	35.5	44.6	51.0	61.9	83.5	93.1	96.2	109.5
	70		3400		Capacity	30.3	40.2	50.4	58.0	73.5	86.1	96.5	99.2	111.9
					Int. Cap.	28.0	37.0	46.3	52.9	64.4	86.1	96.5	99.2	111.9
			4250		Capacity	34.0	44.0	54.4	62.1	77.8	90.5	100.5	103.3	115.2
					Int. Cap.	31.5	40.5	50.0	56.6	68.2	90.5	100.5	103.3	115.2
			2550		Capacity	25.3	35.0	45.2	52.6	67.1	80.0	90.0	93.2	106.5
					Int. Cap.	23.4	32.2	41.5	48.0	58.8	80.0	90.0	93.2	106.5
	80		3400		Capacity	26.6	36.7	47.2	54.8	69.8	83.0	93.1	96.2	109.2
					Int. Cap.	24.6	33.8	43.3	50.0	61.2	83.0	93.1	96.2	109.2
			4250		Capacity	30.4	40.6	51.2	59.0	74.4	87.7	97.7	100.7	112.8
					Int. Cap.	28.1	37.4	47.0	53.8	65.1	87.7	97.7	100.7	112.8
		--- Indicates operation not permissible
	LEGEND
	Capacity ---		Instantaneous Capacity (1000 Btuh) includes indoor fan motor heat @ARI static conditions

Int. Cap. --- Integrated Capacity is Instantaneous Capacity minus the effects of frost on the outdoor coil and the heat required to defrost

rh	---	Relative Humidity
db	---	Dry Bulb

34