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Bryant installation instructions 551B,C, Electrical Data-551Ccont, None

Models: 551B

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																							551B,C
													Table 3 — Electrical Data-551C (cont)
													Table 3 — Electrical Data-551C (cont)
								VOLTAGE			COMPRESSOR (each)				OUTDOOR FAN					ELECTRIC HEAT					POWER SUPPLY			DISCONNECT SIZE
								VOLTAGE
	UNIT		NOMINAL		IFM	CONV		RANGE										IFM
	UNIT		NOMINAL		IFM	CONV		RANGE										IFM
	SIZE		V---PH---Hz		TYPE	OUTLET												FLA	CRHEATER
	SIZE		V---PH---Hz		TYPE	OUTLET		Min	Max		QTY	RLA	LRA		QTY	FLA		FLA	--- ---A00 or		Actual kW{		FLA		MCA	MOCP**		FLA	LRA
								Min	Max		QTY	RLA	LRA		QTY	FLA			--- ---A00 or		Actual kW{		FLA		MCA	MOCP**		FLA	LRA
																			B00
																			NONE		—		—		13.9	20.0		14.0	92.0
																			006A00		5.5	7.2			13.9	20.0		14.0	92.0
						NO		414	508		1	8.4	70.0		1	0.8		2.6	008A00		10.6	13.8			20.5	25.0		19.0	92.0
						NO		414	508		1	8.4	70.0		1	0.8		2.6
																			009A00		12.9	16.8			24.3	25.0		22.0	92.0
																			008,008		21.1	27.7			37.8	40.0		35.0	92.0
					STD														008,009		23.4	30.1			40.8	45		38	92
					STD
																			NONE		—		—		16.6	20.0		16.0	94.0
																			006A00		5.5	7.2			16.6	20.0		16.0	95.0
						YES		414	508		1	8.4	70.0		1	0.8		2.6	008A00		10.6	13.8			23.9	25.0		21.0	95.0
						YES		414	508		1	8.4	70.0		1	0.8		2.6
																			009A00		12.9	16.8			27.7	30.0		25.0	95.0
																			008,008		21.1	27.7			41.2	45.0		37.0	95.0
	060		460--- 3--- 60																008,009		23.4	30.1			44.2	45		40	95
	(tons)		460--- 3--- 60
	(tons)																		NONE		—		—		14.7	20.0		14.0	101.0
																			006A00		5.5	7.2			14.7	20.0		14.0	102.0
						NO		414	508		1	8.4	70.0		1	0.8		3.4	008A00		10.6	13.8			21.5	25.0		20.0	102.0
						NO		414	508		1	8.4	70.0		1	0.8		3.4
																			009A00		12.9	16.8			25.3	30.0		23.0	102.0
																			008,008		21.1	27.7			38.8	40.0		36.0	102.0
					HS														008,009		23.4	30.1			41.8	45		38	102
					HS
																			NONE		—		—		17.4	20.0		17.0	104.0
																			006A00		5.5	7.2			17.4	20.0		17.0	104.0
						YES		414	508		1	8.4	70.0		1	0.8		3.4	008A00		10.6	13.8			24.9	25.0		22.0	104.0

																			009A00		12.9	16.8			28.7	30.0		26.0	104.0
																			009A00		12.9	16.8			28.7	30.0		26.0	104.0
																			008,008		21.1	27.7			42.2	45.0		38.0	104.0
																			008,009		23.4	30.1			45.2	50		41	104

					STD	NO		518	632		1	7.1	53.0		1	0.6		2.0	NONE		—		—		11.5	15		11	65
						YES													NONE		—		—		13.6	15		13	67
	060		575--- 3--- 60		HS	NO		518	632		1	7.1	53.0		1	0.6		2.8	NONE		—		—		12.3	15		12	74
	(tons)		575--- 3--- 60		HS			518	632		1	7.1	53.0		1	0.6		2.8
	(tons)					YES													NONE		—		—		14.4	20		14	76
16					Perfect	NO		518	632		1	7.1	53.0		1	0.8		3.4	NONE		—		—		12.2	15		12	78
16					Humimdity	YES		518	632		1	7.1	53.0		1	0.8		3.4	NONE		—		—		14.4	20		14	80

	FLA ---		Full Load Amps
	HACR			--- Heating, Air Conditioning and Refrigeration
	IFM ---			Indoor (Evaporator) Fan Motor
	LRA ---			Locked Rotor Amps
	MCA		---	Minimum Circuit Amps
	MOCP			--- Maximum Overcurrent Protection
	NEC		---	National Electrical Code
	OFM		---	Outdoor (Condenser) Fan Motor
	RLA ---			Rated Load Amps

NOTES:

*The values listed in this table do not include power exhaust. See power exhaust table for power exhaust requirements.

**Fuse or HACR breaker

{Heater capacity (kW) is based on heater voltage of 240v, 480v or 575v. If power distribution voltage to unit varies from rated heater voltage, heater kW will vary accordingly

Image 16

Bryant installation instructions 551B,C, Electrical Data-551Ccont, None

Contents

TABLE OF CONTENTS SAFETY CONSIDERATIONSINSTALLATION Installation InstructionsStep 3 -InstallExternal Trap for Condensate Drain Step 1 -ProvideUnit SupportStep 2 -FieldFabricate Ductwork Step 4 -Rigand Place Unit551B,C Fig. 2 --- Roof Curb Details551B 551C551B,C MAXIMUM ALLOWABLE DIFFERENCE inFig. 3 --- Unit Leveling Tolerances Fig. 4 --- Condensate Drain Connection551B,C Fig. 7 --- Roof Curb Alignment551B 036-072Base Unit Dimensions 551B,CC06375 XOB LOR TNO CFig. 9 --- 551C 024-060Base Unit Dimensions ACCESS551B,C COMPRESSORStep 5 -MakeElectrical Connections Field Power SupplyField Control Wiring Heat Anticipator Settings551B,C Table 1-PhysicalData 551B551B,C Table 2-PhysicalData 551CFig. 11 --- Power Wiring Connections Fig. 12 --- Field Control Wiring Raceway551B,C Indoor Evaporator Fan Contactor551B,C Table 3-Electrical Data-551C551B,C Table 3 - Electrical Data-551CcontTable 3 - Electrical Data-551Ccont 551B,CVOLTAGE Table 3 - Electrical Data-551Ccont 551B,CVOLTAGE Table 3 - Electrical Data-551Ccont 551B,CNONE 551B,C Table 4-Electrical Data-551B551B,C Table 4 - Electrical Data-551BcontTable 4 - Electrical Data-551Bcont 551B,CUNIT Table 4 - Electrical Data-551Bcont 551B,CUNIT Table 4 - Electrical Data-551Bcont 551B,CVOLTAGE Step 6 -Adjust Factory-InstalledOptions Fig. 13 --- Accessory Field-InstalledHumidistatDisconnect Switch AssemblyHumidistat Wiring 208/230-VUnit Shown Damper InstalledLTLO - Low Temperature Lockout Factory WiringOutdoor-AirDamper Position Setting Fig. 22 --- Typical Access Panel Locations551B,C Fig. FigFig. 24 --- Indoor Coil Access Panel Relocation Outdoor Air Temperature OAT SensorSupply Air Temperature SAT Sensor Table 5-SupplyAir Sensor TemperatureFig. 27 --- EconoMi$er IV Wiring 551B,CEconoMi$er IV Control Modes Outdoor Dry Bulb Changeover551B,C Outdoor Enthalpy ChangeoverDifferential Enthalphy Control Fig. 28 --- Barometric Flow CapacityExhaust Set Point Adjustment 551B,Cand LED Locations Indoor Air Quality IAQ Sensor InputFig. 34 --- Outside Air Temperature Fig. 35 --- Return Air Temperature or Enthalpy551B,C Changeover Set PointsCO2 Sensor Configuration Fig. 38 --- CO2 Sensor Maximum Range Setting551B,C Fig. 37 --- EconoMi$er IV ControlStep 7 -Adjust Evaporator-FanSpeed Table 7-CO2 Sensor Standard Settings551B,C Dehumidification of Fresh Air with DCV ControlFig. 41 --- Evaporator-FanPulley Adjustment 551B,C551B,C UNIT551B,C GENERAL FAN PERFORMANCE NOTESTable 14 - Evaporator-FanMotor Efficiency Belt Drive Belt DriveBelt Drive 551B,CBelt Drive 551B,C AIRFLOW551B,C AIRFLOW551B,C Belt Drive551B,C AIRFLOW551B,C AIRFLOW551B,C Belt Drive551B,C Belt Drive551B,C Standard Motor Belt Drive551B,C Standard Motor Belt Drive551B,C High-StaticMotor Belt Drive551B,C AIRFLOWInternal Wiring Refrigerant Service PortsPRE-START-UP START-UPSafety Relief CoolingHeating Ventilation Continuous FanSERVICE Step 1 -Cleaning551B,C Fig. 42 --- Perfect Humidityt NormalStep 2 -Lubrication Fig. 45 --- Cleaning Condenser CoilEvaporator Fan Belt Adjustment 551B,CStep 3 -Condenser-FanAdjustment Step 4 -EconoMi$erIV AdjustmentStep 5 -RefrigerantCharge Fig. 48 --- Condenser-FanAdjustmentFig. 51 --- Cooling Charging Chart Standard 551B Fig. 53 --- Cooling Charging Chart, 551B 036 withFig. 50 --- Cooling Charging Chart Fig. 52 --- Cooling Charging ChartStep 6 -ReplacementParts Fig. 54 --- Cooling Charging Chart, 551B 048 withFig. 55 --- Cooling Charging Chart, 551B 048 with Fig. 56 --- Cooling Charging Chart, 551B 072 withFig. 57 --- Cooling Charging Chart Standard 551C 551C - 3 TON CHARGING CHARTFig. 58 --- Cooling Charging Chart Standard 551C 551C - 2 TON CHARGING CHART551C - 5 TON CHARGING CHART 551C - 4 TON CHARGING CHARTFig. 59 --- Cooling Charging Chart Standard 551C Fig. 60 --- Cooling Charging Chart Standard 551CTROUBLESHOOTING Unit TroubleshootingEconomi$er IV Troubleshooting 551B,CTable 35-CoolingService Analysis EconoMi$er IV Troubleshooting Completion551B,C 551B,C Table 38-EconoMi$erIV Input/Output LogicFig. 61 --- EconoMi$er IV Functional View 551B,CC06053 GENERAL START-UPCHECKLIST Remove and Store in Job FileI. PRELIMINARY INFORMATION III. START-UP