Bryant 581A/B manual Physical Data 581B090-150

PHYSICAL DATA — 581B090-150

UNIT SIZE 581B			090					102			120		150
NOMINAL CAPACITY (tons)			71/					81/			10		121/
				2					2				2
OPERATING WEIGHT (lb)
Unit			870				1015				1035		1050
With EconoMi$er IV			945				1077				1110		1125
With EconoMi$er2			941				1072				1106		1121
With Perfect Humidity™ Dehumidification Package			899				1044				1068		1083
Roof Curb			143					143			143		143
COMPRESSOR										Scroll
Quantity			2					2			2		2
Oil (oz) (each compressor)			53					50			50		60
REFRIGERANT TYPE										R-	22
Operating Charge (lb-oz)
Standard Unit
Circuit 1 (first stage)			7-10					9- 8			9-10		9-8
Circuit 2 (second stage)			8- 2					8-13			10-10		9-5
Unit With Perfect Humidity Dehumidification Package
Circuit 1 (first stage)			13-0					16-0			16-8		15-3
Circuit 2 (second stage)			13-6					16-8			17-8		16-6	581B036
Watts Input (Total)			650					650		650			650
CONDENSER FAN										Propeller
Quantity...Diameter (in.)		2...22					2...22				2...22		2...22
Nominal Cfm		6500					6500				7000		7000
Motor Hp...Rpm		1/	...1100				1/	...1100			1/ ...1100		1/ ...1100
		4					4				4		4
														-150
CONDENSER COIL						3/ -in. OD Enhanced Copper Tubes, Aluminum Lanced Fins
						8
Standard Unit
Rows...Fins/in.		2...17					2...17				2...17		2...17
Total Face Area (sq ft)			20.5					25.0			25.0		25.0
Unit with Perfect Humidity Dehumidification Package
Rows...Fins/in.		1...17					1...17				1...17		1...17
Total Face Area (sq ft)			6.3					8.4			8.4		8.4
EVAPORATOR FAN										Centrifugal
Size (in.)		15 x 15					15 x 15				15 x 15		15 x 15
Type Drive			Belt					Belt			Belt		Belt
Nominal Cfm		3000					3400				4000		5000
Maximum Continuous Bhp	Std		2.90					2.90			3.70		5.25
Motor Frame	Hi-Static		4.20					4.20			5.25		—
			56					56			56		56
Fan Rpm Range	Std	840-1085					840-1085				860-1080		830-1130
Motor Bearing Type	Hi-Static	860-1080					860-1080				830-1130		—
			Ball					Ball			Ball		Ball
Maximum Fan Rpm		2100					2100				2100		2100
Motor Pulley Pitch Diameter	Std	3.4/4.4					3.4/4.4				4.0/5.0		2.8/3.8
A/B (in.)	Hi-Static	4.0/5.0					4.0/5.0				2.8/3.8		—
Nominal Motor Shaft Diameter (in.)			7/	8				7/	8		7/	8	7/
Fan Pulley Pitch Diameter (in.)	Std												8
			7.0					7.0			8.0		5.8
	Hi-Static		8.0					8.0			5.8		—
Belt — Type...Length (in.)	Std	A...48					A...51				A...53		BX...48
Pulley Center Line Distance (in.)	Hi-Static	A...53					A...53				BX...45		—
		16.75-19.25					16.75-19.25				15.85-17.50		15.85-17.50
Speed Change per Full Turn of	Std		50					50			45		60
Movable Pulley Flange (rpm)	Hi-Static		60					60			60		—
Movable Pulley Maximum Full	Std		5					5			5		6
Turns from Closed Position	Hi-Static		5					5			6		—
Factory Setting — Full Turns Open	Std		5					5			5		5
	Hi-Static		5					5			5		—
Factory Speed Setting (rpm)	Std		840					840			860		887
Fan Shaft Diameter at Pulley (in.)	Hi-Static		860					860			890		—
			1					1			1		1
EVAPORATOR COIL					3/ -in. OD Enhanced Copper Tubes, Aluminum Double-Wavy Fins
						8
Rows...Fins/in.		3...15					4...15				4...15		4...15
Total Face Area (sq ft)			8.9					11.1			11.1		11.1

LEGEND

Bhp — Brake Horsepower

*Single phase/three phase. †Indicates automatic reset.

**72,000 Btuh heat input units have 2 burners.

115,000 Btuh heat input units and 150,000 Btuh Heat input units have 3 burners.

††An LP kit is available as an accessory.

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