Carrier specifications Power Exhaust Fan Performance 48PG20-28, Operation Air Quantity Limits

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Table 23 — Power Exhaust Fan Performance — 48PG20-28

AIRFLOW				LOW SPEED						MEDIUM SPEED								HIGH SPEED
(Cfm)		208	V		230,460,575V				208 V		230,460,575V					208	V		230,460,575V
	ESP	Bhp		Watts	ESP	Bhp	Watts	ESP	Bhp	Watts	ESP		Bhp	Watts	ESP	Bhp		Watts	ESP	Bhp	Watts
3250	0.32	1.41		1580	0.70	1.49	1670	—	—	—	—	—		—	—	—		—	—	—	—
3350	0.23	1.44		1610	0.63	1.52	1700	0.60	1.51	1690	0.82		1.62	1810	—	—		—	—	—	—
3450	0.17	1.46		1635	0.59	1.55	1730	0.55	1.54	1720	0.78		1.64	1840	—	—		—	—	—	—
3550	0.13	1.47		1645	0.56	1.56	1745	0.49	1.56	1750	0.73		1.67	1870	—	—		—	—	—	—
3650	0.09	1.49		1665	0.53	1.58	1765	0.43	1.59	1780	0.68		1.70	1900	—	—		—	—	—	—
3750	—	—		—	0.51	1.60	1790	0.39	1.62	1815	0.64		1.72	1930	—	—		—	—	—	—
3850	—	—		—	0.48	1.62	1810	0.33	1.64	1835	0.59		1.74	1950	0.60	1.85		2070	0.73	1.99	2230
3950	—	—		—	0.45	1.64	1835	0.27	1.66	1860	0.54		1.76	1975	0.56	1.87		2095	0.69	2.01	2255
4050	—	—		—	0.40	1.67	1865	0.22	1.68	1885	0.49		1.79	2000	0.51	1.89		2120	0.65	2.04	2280
4250	—	—		—	—	—	—	0.17	1.74	1945	0.40		1.84	2060	0.41	1.92		2145	0.56	2.06	2310
4450	—	—		—	—	—	—	0.00	1.79	2005	0.30		1.89	2115	0.31	1.97		2205	0.47	2.12	2370
4650	—	—		—	—	—	—	—	—	—	0.22		1.94	2170	0.20	2.04		2280	0.37	2.19	2450
4850	—	—		—	—	—	—	—	—	—	0.16		1.98	2215	0.11	2.09		2335	0.30	2.24	2505
5050	—	—		—	—	—	—	—	—	—	0.12		2.02	2260	0.04	2.13		2385	0.23	2.28	2555
5250	—	—		—	—	—	—	—	—	—	—		—	—	—	—		—	0.17	2.33	2610
5450	—	—		—	—	—	—	—	—	—	—		—	—	—	—		—	0.12	2.38	2665
5650	—	—		—	—	—	—	—	—	—	—		—	—	—	—		—	0.07	2.40	2690
5850	—	—		—	—	—	—	—	—	—	—		—	—	—	—		—	0.04	2.42	2710

LEGEND

ESP — External Static Pressure

Table 24 — Operation Air Quantity Limits

				HEATING	HEATING	HEATING	HEATING
48PG	COOLING		GAS HEAT	(NAT. GAS,	(NAT. GAS,	(PROPANE,	(PROPANE,
48PG			GAS HEAT	VERTICAL)	HORIZONTAL)	VERTICAL)	HORIZONTAL)
				VERTICAL)	HORIZONTAL)	VERTICAL)	HORIZONTAL)
	Minimum Cfm	Maximum Cfm		Minimum Cfm	Minimum Cfm	Minimum Cfm	Minimum Cfm
			High Heat (8 Cell)	5522	5522	5522	4920
20	5000	9,000	Medium Heat (8 Cell)	4977	4977	4480	4480
			Low Heat (5 Cell)	4218	4218	4218	3796
			High Heat (8 Cell)	5522	5522	5522	4920
24	5500	10,000	Medium Heat (8 Cell)	4977	4977	4480	4480
			Low Heat (5 Cell)	4218	4218	4218	3796
			High Heat (8 Cell)	5522	5470*	5522	4920*
28	6500	12,000	Medium Heat (8 Cell)	4977	4977*	4480	4480*
			Low Heat (5 Cell)	4218	4218	4218	3796

*7000 cfm minimum recommended above 1.0 in. wg external static pressure.

Table 25 — Evaporator Fan Motor Specifications

48PG	DRIVE	ORIENTATION	MOTOR P/N	NOMINAL HP	VOLTAGE	MAX WATTS	EFFICIENCY %	MAX BHP	MAX BkW	MAX AMPS
			HD60FK651	3.7	208	3698	85.8	4.25	3.17	10.6
	Low	Vertical	HD60FK651	3.7	230	3698	85.8	4.25	3.17	9.6
	Low	Vertical	HD60FK651	3.7	460	3698	85.8	4.25	3.17	4.8
			HD60FK651	3.7	460	3698	85.8	4.25	3.17	4.8
			HD60FK575	5	575	4900	87.5	5.75	4.29	6.1
			HD60FK653	5	208	4900	87.5	5.75	4.29	16.7
	Mid-Low	Vertical	HD60FK653	5	230	4900	87.5	5.75	4.29	15.2
	Mid-Low	Vertical	HD60FK653	5	460	4900	87.5	5.75	4.29	7.6
			HD60FK653	5	460	4900	87.5	5.75	4.29	7.6
			HD60FK575	5	575	4900	87.5	5.75	4.29	6.1
			HD62FK652	7.5	208	7267	88.5	8.63	6.43	24.2
	Mid-High	Vertical	HD62FK652	7.5	230	7267	88.5	8.63	6.43	22
	Mid-High	Vertical	HD62FK652	7.5	460	7267	88.5	8.63	6.43	11
			HD62FK652	7.5	460	7267	88.5	8.63	6.43	11
			HD62FK576	7.5	575	7267	88.5	8.63	6.43	9
			HD64FK651	10	208	9582	89.5	11.5	8.58	30.8
	High	Vertical	HD64FK651	10	230	9582	89.5	11.5	8.58	28
	High	Vertical	HD64FK651	10	460	9582	89.5	11.5	8.58	14
			HD64FK651	10	460	9582	89.5	11.5	8.58	14
20			HD64FK575	10	575	9582	89.5	11.5	8.58	11
20			N/A	N/A	208	N/A	N/A	N/A	N/A	N/A
			N/A	N/A	208	N/A	N/A	N/A	N/A	N/A
	Low	Horizontal	N/A	N/A	230	N/A	N/A	N/A	N/A	N/A
	Low	Horizontal	N/A	N/A	460	N/A	N/A	N/A	N/A	N/A
			N/A	N/A	460	N/A	N/A	N/A	N/A	N/A
			N/A	N/A	575	N/A	N/A	N/A	N/A	N/A
			HD60FK651	3.7	208	3698	85.8	4.25	3.17	10.6
	Mid-Low	Horizontal	HD60FK651	3.7	230	3698	85.8	4.25	3.17	9.6
	Mid-Low	Horizontal	HD60FK651	3.7	460	3698	85.8	4.25	3.17	4.8
			HD60FK651	3.7	460	3698	85.8	4.25	3.17	4.8
			HD60FK575	5	575	4900	87.5	5.75	4.29	6.1
			HD60FK653	5	208	4900	87.5	5.75	4.29	16.7
	Mid-High	Horizontal	HD60FK653	5	230	4900	87.5	5.75	4.29	15.2
	Mid-High	Horizontal	HD60FK653	5	460	4900	87.5	5.75	4.29	7.6
			HD60FK653	5	460	4900	87.5	5.75	4.29	7.6
			HD60FK575	5	575	4900	87.5	5.75	4.29	6.1
			HD62FK652	7.5	208	7267	88.5	8.63	6.43	24.2
	High	Horizontal	HD62FK652	7.5	230	7267	88.5	8.63	6.43	22
	High	Horizontal	HD62FK652	7.5	460	7267	88.5	8.63	6.43	11
			HD62FK652	7.5	460	7267	88.5	8.63	6.43	11
			HD62FK576	7.5	575	7267	88.5	8.63	6.43	9

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Contents Installation, Start-Up and Service Instructions Provide Unit Support InstallationRoof Curb Details Shipping Rail Removal Base Unit Dimensions Compressor Physical DataFan Motor and Drive Data Vertical Supply/Return Fan Motor and Drive Data Horizontal Supply/Return Alignment Hole Details Make Unit Duct ConnectionsConcentric Duct Details Install Flue Hood and Inlet HoodCondensate Drain Details Make Electrical ConnectionsField Power Wiring Connections Supply Optional Hacr Size Supply Optional Hacr Size Voltage Breaker Outdoor-Air Hood Details Outdoor-Air Hood Assembled Power Exhaust or Barometric Relief Damper Mounting Details PRE-START-UP Fan Performance 48PGD20 Vertical Supply/Return Units Fan Performance 48PGE20 Vertical Supply/Return Units 8500 940 Fan Performance 48PGF20 Vertical Supply/Return UnitsFan Performance 48PGD24 Vertical Supply/Return Units Fan Performance 48PGE24 Vertical Supply/Return Units 500 940 Fan Performance 48PGF24 Vertical Supply/Return Units10,500 Fan Performance 48PGD28 Vertical Supply/Return Units11,000 1310 11.76 1342 12.33 11,5001327 11.47 11,000 Fan Performance 48PGE28 Vertical Supply/Return Units1304 000 1309 1341 10.09 500Fan Performance 48PGF28 Vertical Supply/Return Units Fan Performance 48PGD20 Horizontal Supply and Return Units Fan Performance 48PGE20 Horizontal Supply and Return Units Fan Performance 48PGF20 Horizontal Supply and Return Units Fan Performance 48PGD24 Horizontal Supply and Return Units Fan Performance 48PGE24 Horizontal Supply and Return Units 1354 1391 000 1381 500 10,000 Fan Performance 48PGF24 Horizontal Supply and Return Units1328 10.37 1358 10.87 10,000 Fan Performance 48PGD28 Horizontal Supply and Return Units1308 1340 10.08 500 Fan Performance 48PGE28 Horizontal Supply and Return UnitsGeneral Notes for FAN Performance Data Tables Fan Performance 48PGF28 Horizontal Supply and Return UnitsEvaporator Fan Motor Specifications Power Exhaust Fan Performance 48PG20-28Operation Air Quantity Limits Evaporator Fan Motor Specifications Fan Rpm at Motor Pulley Settings Accessory/FIOP Static Pressure in. wg* 48PG20-28EconoMi$er IV Sensor Usage EconoMi$er IV Wiring Enthalpy Changeover Set Points Page Operating Sequence CO2 Sensor Standard SettingsSubcooler Operation Service Removing Heat Exchanger Ceramic LubricationEvaporator-Fan Motor Adjustment Belt Tension Adjustment Condenser-Fan Adjustment FigSensor Temperature/Resistance Values Unit Model Number PositionCharging Chart 48PG20 Gas Valve AdjustmentGas Valve Altitude Compensation Protective DevicesTypical Low Voltage Control Schematic Typical Power Schematic Typical Component Arrangement 48PG20,24 Typical Component Arrangement 48PG28 Cooling Service Analysis TroubleshootingBurners Will Not Ignite Gas Heating Service AnalysisIGC Control Heating and Cooling IGC Board LED Alarm Codes EconoMi$er IV TroubleshootingFlash FlashesLED Status Function Copyright 2005 Carrier Corporation Page Unit START-UP Checklist