York P2DHX16F12001, P3DHX12F08001 Table A-4 Direct Drive Blower Characteristics, Model FLA, Tip

TABLE A-4: DIRECT DRIVE BLOWER CHARACTERISTICS

FURNACE		MOTOR	MOTOR	TEMP.				CFM
	BLOWER			RISE	SPEED		External Static Pressure – inches w.c.
MODEL		HP	FLA
				(∆ T)
						0.20	0.30	0.40	0.50	0.60
					High	1469	1386	1308	1213	1123
P3DHX12F08001	GT10	½	7.7	70° - 90°F	Med-High	1377	1308	1224	1143	1063
					Med-Low	1088	1075	1038	985	916
					Low	721	721	712	688	649
					High	1752	1691	1659	1593	1525
P2DHX16F12001	G12-10	1/2	7.7	70° - 90°F	Med-High	1454	1454	1417	1379	1300
					Med-Low	975	944	912	879	844
					Low	631	593	552	515	486
					High	1810	1740	1675	1585	1510
P2LBX16F14501	G10	1/2	7.7	70° - 90°F	Med-High	1570	1540	1495	1445	1375
					Med-Low	1090	1080	1070	1065	1050
					Low	710	700	690	665	650

TABLE A-5: BELT DRIVE BLOWER CHARACTERISTICS

		Motor			Blower	Motor				CFM
Furnace Model	Motor HP			Blower		Pulley
			∆ T					External Static Pressure – Inches water column
		FLA			Pulley	Turns
						Out	0.20		0.30	0.40	0.50	0.60
						0	2274		2080	1847	1532	1099
P4LBX20F19001	3/4 HP	13.0	85°F	G12	7 x ¾	2	2107		1927	1712	1420	1019
						4	1939		1775	1576	1308	939
						6	1772		1622	1441	1196	859

TIP:

These formulae will assist with the design of the ductwork and the determination of airflow delivery:

CFM =	Bonnet Output	SystemTemperature Rise=	Bonnet Output
	(1085.x SystemTemperature Rise)		(1085. x CFM)

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