Carrier 48ZT, ZN030-105, ZW, Z6, Z8075-105 installation instructions A - Physical Data 48ZG,ZN030-050

Table 1A — Physical Data (48ZG,ZN030-050)

BASE UNIT				48ZG,ZN030							48ZG,ZN035
NOMINAL CAPACITY (tons)				30							35
OPERATING WEIGHT (lb)				Standard Chassis		Extended Chassis			Standard Chassis			Extended Chassis
Base Unit
	Low Heat			5640		6140			5766			6266
	High Heat			5770		6270			5895			6395
With Economizer
	Low Heat			5941		6441			6066			6566
	High Heat			6070		6570			6195			6695
COMPRESSORS								Semi-Hermetic
Quantity...Type				2...06D							1...06D, 1...06E
Oil Charge (pints)				8							8, 14
Capacity Steps (%)
	CV			50,100							43,100
	VAV			17,33,50,67,83,100							14,28,42,57,71,86,100
Number of Refrigerant Circuits				2							2
REFRIGERANT								R-22
Operating Charge (lb), Ckt 1/Ckt 2
	Standard Evaporator Coil			29.0/29.0							29.0/30.5
	Standard Evaporator with HGBP			31.0/29.0							31.0/30.5
	Alternate High-Capacity Evaporator Coil			N/A							N/A
	Alternate High-Capacity Evaporator with HGBP			N/A							N/A
CONDENSER COILS						3/8-in. Tube Diameter
Quantity				2							2
Rows...Fins/in.
	Aluminum			3...15.0							3...15.0
	Copper (Optional)			3...13.7							3...13.7
Total Face Area (sq ft)				37.5							37.5
EVAPORATOR COILS
Quantity								1
Total Face Area (sq ft)								32.1
Refrigerant Feed Device...No. per Circuit								TXV...1
Standard Evaporator Coils				1/2 in. Tube Dia							1/2 in. Tube Dia
	Rows...Fins/in.			3...15.0							4...15.0
	Fin Type			Double Wavy							Double Wavy
	Tube Type			Cross Hatched							Cross Hatched
Alternate, High-Capacity Evaporator Coils				N/A							N/A
	Rows...Fins/in.			N/A							N/A
	Fin Type			N/A							N/A
	Tube Type			N/A							N/A
HEATING SECTION				Low Heat		High Heat			Low Heat			High Heat
Number of Heat Exchangers				1		2			1			2
Input (MBtuh)				325		650			325			650
Output (MBtuh)				263		527			263			527
Temperature Rise Range (F)				10-40		25-55			10-40			25-55
Efficiency (%)				81		81			81			81
Burner Orifice Diameter
	Quantity (in. ...drill no.)			7 (.1285...30)		14 (.1285...30)			7 (.1258...30)			14 (.1258...30)
Manifold Pressure (in. wg)				3.3		3.3			3.3			3.3
Line Pressure (in. wg) (min...max)				5.0...13.0		5.0...13.0			5.0...13.0			5.0...13.0
Firing Stages				2		2			2			2
Number of Gas Valves				1		2			1			2
CONDENSER FANS								Propeller Type
Quantity...Diameter (in.)				2...30							2...30
Nominal Cfm				18,600							18,600
Motor Hp...Rpm				1.0...1140							1.0...1140
SUPPLY FAN						Centrifugal 25 x 25 in.
Nominal Cfm				10,500							10,500
Maximum Allowable Cfm				15,000							15,000
Maximum Allowable Rpm				900							900
Shaft Diameter at Pulley (in.)				111/16							111/16
SUPPLY-FAN MOTOR AND DRIVE						(Any motor available on any unit)
Motor Hp				7.5		10		15			20	25
Motor Frame Size				213T		215T			254T		256T	284T
Efficiency at Full Load (%)
	High Efficiency			88.5		89.5		91.0			91.0	91.7
	Premium Efficiency			91.7		91.7		93.0			93.6	93.6
Fan Pulley Pitch Diameter (in.)				13.7		13.7		13.7			13.7	13.7
Motor Pulley Pitch Diameter (in.)				3.4		4.3		4.9			5.5	6.5
Resulting Fan Speed (rpm)				438		549		626			703	830
Belts Quantity...Type				2...BX60		2...5VX630		2...5VX630			2...5VX630	2...5VX650
Center Distance Range (in.)				17.74-14.30		17.74-14.30		17.63-14.01			17.63-14.01	16.63-12.87
OPTIONAL POWER EXHAUST					Centrifugal, 18 x 15		in. (Any motor available			on any unit)
Quantity...Motor Hp				2...3.0		2...5.0			2...7.5			2...10
Motor Frame Size			High Eff	56HZ		184T			213T			215T
Efficiency at Full Load (%) High/Premium			Prem Eff	182T		184T			213T			215T
				81.0/88.5		87.5/89.5			88.5/91.7			89.5/91.7
Fan Pulley Pitch Diameter (in.)			High Eff	11		10.4			12			12
			Prem Eff	11.0		10.4			12			12
Motor Pulley Pitch Diameter Range (in.)			High Eff	4.1-3.1		4.7-3.7			6.0-4.8			7.0-5.8
Motor Pulley Pitch Diameter Factory Setup (in.)			Prem Eff	4.1-3.1		4.7-3.7			6.0-4.8			7.0-5.8
				4.1		4.2			5.4			6.4
Blower Shaft Diameter at Pulley (in.)				17/16		17/16			17/16			17/16
Fan Rpm Range				500-656		621-785			717-882			854-1000
Factory Setup Fan Rpm				656		703			800			927
Maximum Allowable Rpm				1000		1000			1000			1000
Belts Quantity...No.			High Eff	1...BX71		1...BX71			1...BX77			1...BX79
Center Distance Range (in.)			Prem Eff	1...BX71		1...BX71			1...BX77			1...BX79
				23.62-26.50		23.62-26.50			23.62-26.50			23.62-26.50
FILTERS
Standard Efficiency Throwaway (Standard)				8...20 x 25 x 2							8...20 x 25 x 2
	Quantity...Size (in.)			8...20 x 20 x 2							8...20 x 20 x 2
Medium Efficiency (30%) Pleated (Optional)				8...20 x 25 x 2							8...20 x 25 x 2
	Quantity...Size (in.)			8...20 x 20 x 2							8...20 x 20 x 2
High Efficiency (90%) Bag Filters
	with High Velocity Prefilters (Optional)
	Quantity...Size (in.)			6...20 x 24 x 22							6...20 x 24 x 22
	Bag Filter
				6...20 x 20 x 22							6...20 x 20 x 22
	Prefilter			12...16 x 20 x 2							12...16 x 20 x 2
				3...20 x 24 x 2							3...20 x 24 x 2
OUTSIDE AIR SCREENS
Standard Hood (25%) Quantity...Size (in.)				None							None
OPTIONAL ECONOMIZER FILTER				5...20 x 20 x 2		Aluminum Frame, Permanent					5...20 x 20 x 1
Quantity...Size (in.)
				2...20 x 25 x 1							2...20 x 25 x 1
	LEGEND				*460-3-60 only.
CV	— Constant Volume
HGBP	— Hot Gas Bypass
MBtuh	—	Btuh in Thousands
TXV	—	Thermostatic Expansion Valve
VAV	—	Variable Air Volume

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