Carrier ZN030-105, ZW, Z6, 48ZT, Z8075-105 installation instructions C - Physical Data 48ZG,ZN075-105

Table 1C — Physical Data (48ZG,ZN075-105)

BASE UNIT		48ZG,ZN075					48ZG,ZN090						48ZG,ZN105
NOMINAL CAPACITY (tons)		75					90								105
OPERATING WEIGHT (lb)
Base Unit without Economizer
Low Heat/High Heat		10,270/10,445					10,480/10,655					11,210/11,385
With Economizer
Low Heat/High Heat		10,800/10,975					11,010/11,185					11,740/11,915
COMPRESSOR								Semi-Hermetic
Number			2						2						4
Circuit (No. Cyl)		A (6)		B (6)			A (6)				B (6)	A1 (6), A2 (4)				B1 (6), B2 (4)
Model 06E		-275		-299			-299			-299		-275, -250				-275, -250
Oil Charge (pints)		19		19			19			19		19, 14				19, 14
Capacity Steps (%)
CV		43,100					50,100							50,100
VAV		14,29,43,51,66,86,100					17,33,50,67,83,100					20,30,40,50,60,60,70,80,80,90,100
Number of Refrigerant Circuits			2						2						2
REFRIGERANT										R-22
Operating Charge (lb), Ckt 1/Ckt 2
Standard Evaporator Coil		70.5/64.5					64.0/64.0							68.0/68.0
Standard Evaporator with HGBP		73.5/64.5					67.0/64.0							71.0/68.0
Alternate High-Capacity Evaporator Coil		83.0/75.0					76.0/76.0							79.5/79.5
Alternate High-Capacity Evaporator with HGBP		86.0/75.0					79.0/76.0							82.5/79.5
CONDENSER COILS							3/8-in. Tube Diameter
Quantity			4						4						4
Rows...Fins/in.
Aluminum		3...17.0					3...17.0							3...17.0
Copper (Optional)		3...15.7					3...15.7							3...15.7
Fin Type		Double Wavy					Lanced, Sine-wave						Lanced, Sine-wave
Tube Type		Smooth					Cross-Hatched						Cross-Hatched
Total Face Area (sq ft)		108.4					108.4							108.4
EVAPORATOR COILS
Quantity									2
Total Face Area (sq ft)									61.5
Refrigerant Feed Device...No. per Circuit									TXV...2
Standard Evaporator Coils		1/2 in. Tube Dia					3/8 in. Tube Dia						3/8 in. Tube Dia
Rows...Fins/in.		4...17.0					4...17.0							4...17.0
Fin Type		Double Wavy					Lanced, Sine Wave						Lanced, Sine Wave
Tube Type		Smooth					Cross Hatched						Cross Hatched
Alternate, High-Capacity Evaporator Coils								1/2 in. Tube Dia
Rows...Fins/in.		6...16					6...16							6...16
Fin Type		Double Wavy					Double Wavy						Double Wavy
Tube Type		Cross Hatched					Cross Hatched						Cross Hatched
HEATING SECTION		Low Heat		High Heat			Low Heat			High Heat		Low Heat				High Heat
Number of Heat Exchangers		2		3			2			3		2				3
Input (MBtuh)		650		975			650			975		650				975
Output (MBtuh)		527		790			527			790		527				790
Temperature Rise Range (F)		10-40		20-50			10-40			20-50		10-40				20-50
Efficiency (%)		81		81			81			81		81				81
Burner Orifice Diameter
Quantity (in. ...drill no.)		14 (.1285...30)		21 (.1285...30)			14 (.1285...30)			21 (.1285...30)		14 (.1285...30)				21 (.1285...30)
Manifold Pressure (in. wg)		3.3		3.3			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		5.0...13.0				5.0...13.0
Number of Gas Valves		2		3			2			3		2				3
CONDENSER FAN								Propeller Type
Quantity...Diameter (in.)		5...30					6...30							6...30
Nominal Cfm		50,000					60,000							60,000
Motor Hp (ea)...rpm		1.0...1140					1.0...1140					1.0...1140
STANDARD SUPPLY FAN							Forward Curved Centrifugal 36 x 30 in.
Nominal Cfm		24,500					29,750							35,000
Maximum Allowable Cfm		30,000					34,000							40,000
Maximum Allowable Rpm		670					670								670
Shaft Diameter at Pulley (in.)		111/16					111/16								111/16
STANDARD SUPPLY-FAN MOTOR AND DRIVE							(Any motor available on any unit)
Motor Hp			30			40					50				60
Motor Frame Size			S268T				S324T				S36T				S364T
Efficiency at Full Load (%)
High Efficiency			92.4			93.0					93.0				93.6
Premium Efficiency			93.6			94.5					94.5				95.4
Fan Pulley Pitch Diameter (in.)			18.5			18.5					18.5				18.5
Motor Pulley Pitch Diameter (in.)			5.3			5.7					6.5				7.1
Resulting Fan Rpm			501			539					615				672
Belts	Quantity...Type	3...5VX1320					4...5VX1320				4...5VX1320			4...5VX1320
Center Distance Range (in.)		47.88-45.01				47.64-44.76					47.42-44.52			47.42-44.52
ALTERNATE, AIRFOIL FAN										Airfoil
Nominal Airflow (cfm)		24,500					29,750							35,000
Maximum Allowable Airflow (cfm)		30,000					34,000							40,000
Maximum Allowable Wheel Speed (rpm)		1846					1846								1846
Shaft Diameter at Pulley (in.)		211/16					211/16								211/16
ALTERNATE SUPPLY-FAN MOTOR AND DRIVE							(Any motor available on any unit)
Motor Hp			30		40				50			60			75
Motor Frame Size		S268T				S324T				S36T		S364T				365T
Efficiency at Full Load (%)
High Efficiency		92.4			93.0				93.0			93.6			94.1
Premium Efficiency		93.6			94.5				94.5			95.4			95.4
Fan Pulley Pitch Diameter (in.)			9.7		10.2				8.9			8.9			10.8
Motor Pulley Pitch Diameter (in.)			7.5		8.7				8.1			8.7			11.1
Resulting Fan Rpm		1353			1493				1593			1711			1799
Belts	Quantity...Type	2...5VX1150			2...5VX1180				3...5VX1150			3...5VX1150				3...5VX1230
Center Distance Range (in.)		42.96-45.82			42.96-45.57				42.96-45.57			42.45-45.35			42.45-45.35

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