MCA/MOCP Determination no C.O. or Unpwrd C.O | Carrier 50TCA04-A07

APPENDIX IV. ELECTRICAL DATA (cont.)

MCA/MOCP DETERMINATION NO C.O. OR UNPWRD C.O.

	--- HZ		ELECTRIC HEATER						NO C.O. or UNPWR C.O.
	--- HZ
UNIT	V--- PH	IFM				NO P.E.						w/ P.E. (pwrd fr/unit)
		IFM
		TYPE
		TYPE	Nom (kW)	FLA				DISC. SIZE						DISC. SIZE
	NOM.		Nom (kW)	FLA	MCA	MOCP		DISC. SIZE			MCA		MOCP	DISC. SIZE
	NOM.
								FLA		LRA				FLA	LRA
								FLA		LRA				FLA	LRA

			None	None	27.2	40		26		95	29.1		45	29	97
			3.3/4.4	15.9/18.3	27.2/29.0	40/40		26/27		95/95	29.1/31.4		45/45	29/29	97/97
		STD	4.9/6.5	23.5/27.1	35.5/40.0	40/45		33/37		95/95	37.9/42.4		45/45	35/39	97/97
	---60	STD	6.5/8.7	31.4/36.3	45.4/51.5	50/60		42/47		95/95	47.8/53.9		50/60	44/50	97/97
			6.5/8.7	31.4/36.3	45.4/51.5	50/60		42/47		95/95	47.8/53.9		50/60	44/50	97/97
			7.9/10.5	37.9/43.8	53.5/60.9	60/70		49/56		95/95	55.9/63.3		60/70	51/58	97/97
	---1		9.8/13.0	46.9/54.2	64.8/73.9	70/80		60/68		95/95	67.1/76.3		70/80	62/70	97/97
	208/230
			None	None	27.2	40		26		95	29.1		45	29	97
			3.3/4.4	15.9/18.3	27.2/29.0	40/40		26/27		95/95	29.1/31.4		45/45	29/29	97/97
			3.3/4.4	15.9/18.3	27.2/29.0	40/40		26/27		95/95	29.1/31.4		45/45	29/29	97/97
		MED	4.9/6.5	23.5/27.1	35.5/40.0	40/45		33/37		95/95	37.9/42.4		45/45	35/39	97/97
		MED	6.5/8.7	31.4/36.3	45.4/51.5	50/60		42/47		95/95	47.8/53.9		50/60	44/50	97/97
			6.5/8.7	31.4/36.3	45.4/51.5	50/60		42/47		95/95	47.8/53.9		50/60	44/50	97/97
			7.9/10.5	37.9/43.8	53.5/60.9	60/70		49/56		95/95	55.9/63.3		60/70	51/58	97/97
			9.8/13.0	46.9/54.2	64.8/73.9	70/80		60/68		95/95	67.1/76.3		70/80	62/70	97/97

			None	None	19.4	25		19		89	21.3		30	22	91
			3.3/4.4	9.2/10.6	19.4/19.4	25/25		19/19		89/89	21.3/21.8		30/30	22/22	91/91
		STD	4.9/6.5	13.6/15.6	23.1/25.6	25/30		21/24		89/89	25.5/28.0		30/30	23/26	91/91
		STD	6.5/8.7	18.1/20.9	28.8/32.3	30/35		26/30		89/89	31.1/34.6		35/35	29/32	91/91
			6.5/8.7	18.1/20.9	28.8/32.3	30/35		26/30		89/89	31.1/34.6		35/35	29/32	91/91
			7.9/10.5	21.9/25.3	33.5/37.8	35/40		31/35		89/89	35.9/40.1		40/45	33/37	91/91
			12.0/16.0	33.4/38.5	47.9/54.3	50/60		44/50		89/89	50.3/56.6		60/60	46/52	91/91

	---60		None	None	19.4	25		19		89	21.3		30	22	91
	---60		3.3/4.4	9.2/10.6	19.4/19.4	25/25		19/19		89/89	21.3/21.8		30/30	22/22	91/91
	---3	MED	4.9/6.5	13.6/15.6	23.1/25.6	25/30		21/24		89/89	25.5/28.0		30/30	23/26	91/91
	208/230	MED	6.5/8.7	18.1/20.9	28.8/32.3	30/35		26/30		89/89	31.1/34.6		35/35	29/32	91/91
50TC**04			6.5/8.7	18.1/20.9	28.8/32.3	30/35		26/30		89/89	31.1/34.6		35/35	29/32	91/91
50TC**04			7.9/10.5	21.9/25.3	33.5/37.8	35/40		31/35		89/89	35.9/40.1		40/45	33/37	91/91
			7.9/10.5	21.9/25.3	33.5/37.8	35/40		31/35		89/89	35.9/40.1		40/45	33/37	91/91
			12.0/16.0	33.4/38.5	47.9/54.3	50/60		44/50		89/89	50.3/56.6		60/60	46/52	91/91

			None	None	19.7	30		20		107	21.6		30	22	109
			3.3/4.4	9.2/10.6	19.7/19.8	30/30		20/20		107/107	21.6/22.1		30/30	22/22	109/109
		HIGH	4.9/6.5	13.6/15.6	23.5/26.0	30/30		22/24		107/107	25.9/28.4		30/30	24/26	109/109
		HIGH	6.5/8.7	18.1/20.9	29.1/32.6	30/35		27/30		107/107	31.5/35.0		35/40	29/32	109/109
			6.5/8.7	18.1/20.9	29.1/32.6	30/35		27/30		107/107	31.5/35.0		35/40	29/32	109/109
			7.9/10.5	21.9/25.3	33.9/38.1	35/40		31/35		107/107	36.3/40.5		40/45	33/37	109/109
			12.0/16.0	33.4/38.5	48.3/54.6	50/60		44/50		107/107	50.6/57.0		60/60	47/52	109/109

			None	None	10.2	15		10		46	11.2		15	11	47
			6.0	7.2	11.6	15		11		46	12.9		15	12	47
		STD	8.8	10.6	15.9	20		15		46	17.1		20	16	47
			11.5	13.8	19.9	20		18		46	21.1		25	19	47
			14.0	16.8	23.6	25		22		46	24.9		25	23	47

	60		None	None	10.2	15		10		46	11.2		15	11	47
	60		6.0	7.2	11.6	15		11		46	12.9		15	12	47
	3---		6.0	7.2	11.6	15		11		46	12.9		15	12	47
	3---	MED	8.8	10.6	15.9	20		15		46	17.1		20	16	47
	---	MED	8.8	10.6	15.9	20		15		46	17.1		20	16	47
	---		11.5	13.8	19.9	20		18		46	21.1		25	19	47
	460		11.5	13.8	19.9	20		18		46	21.1		25	19	47
	460		14.0	16.8	23.6	25		22		46	24.9		25	23	47
			14.0	16.8	23.6	25		22		46	24.9		25	23	47

			None	None	10.7	15		11		55	11.7		15	12	56
			6.0	7.2	12.3	15		11		55	13.5		15	12	56
		HIGH	8.8	10.6	16.5	20		15		55	17.8		20	16	56
			11.5	13.8	20.5	25		19		55	21.8		25	20	56
			14.0	16.8	24.3	25		22		55	25.5		30	23	56

	60	STD	None	None	7.3	15		7		44	9.2		15	9	46
	3---	MED	None	None	7.3	15		7		44	9.2		15	9	46
	---	MED	None	None	7.3	15		7		44	9.2		15	9	46
	---
	575	HIGH	None	None	7.4	15		7		50	9.3		15	10	52
		HIGH	None	None	7.4	15		7		50	9.3		15	10	52

50TC

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Image 65

Carrier 50TCA04-A07 appendix MCA/MOCP Determination no C.O. or Unpwrd C.O

50TCA04-A07 specifications

The Carrier 50TCA04-A07 is a prominent model from Carrier, a leader in the heating, ventilation, and air conditioning (HVAC) industry. Designed for commercial applications, this unit exemplifies advanced technology and reliability, catering to a wide array of cooling needs.

One of the most notable features of the Carrier 50TCA04-A07 is its high efficiency. With a cooling capacity that suits various settings, it is engineered to provide excellent performance with minimal energy consumption. The unit achieves impressive Seasonal Energy Efficiency Ratio (SEER) ratings, which not only reduce operational costs but also lower the environmental impact.

The Carrier 50TCA04-A07 employs state-of-the-art inverter technology. This innovation allows the compressor to operate at varying speeds, adjusting its output according to the cooling demand. Consequently, the system can maintain optimal comfort levels while using less energy. Additionally, the inverter technology contributes to quieter operation, making it a suitable choice for environments where noise is a concern.

Durability is a hallmark of the Carrier 50TCA04-A07. Constructed with robust materials, this model is designed to withstand harsh conditions and ensure long-term reliability. The unit is equipped with corrosion-resistant components, extending its lifespan and maintaining performance quality over time.

Another significant characteristic of the Carrier 50TCA04-A07 is its advanced control system. The integrated control panel provides easy access to performance settings and monitoring capabilities. Users can effortlessly adjust temperatures and modes, ensuring a customizable climate. Furthermore, compatibility with smart building management systems enhances operational efficiency and real-time monitoring.

Regarding safety features, the Carrier 50TCA04-A07 is equipped with multiple sensors and automated responses to prevent overheating and ensure safe operation. These safety mechanisms not only protect the unit but also contribute to the overall safety of the installation environment.

In summary, the Carrier 50TCA04-A07 is a highly efficient, durable, and technologically advanced HVAC solution for commercial spaces. Its innovative features, including inverter technology, robust construction, and smart control systems, set it apart in the market, making it a reliable choice for businesses seeking to optimize their climate control needs while minimizing energy consumption and operational costs.

Contents

Safety Considerations Table of Contents Routine Maintenance Unit Arrangement and AccessSeasonal Maintenance General Supply Fan Belt-Drive Supply FAN Blower Section Supply-Fan Pulley Adjustment Bearings Adjustable-Pitch Pulley on Motor Condenser Coil Condenser Coil Maintenance and Cleaning RecommendationCooling Two-Row Coils Cleaning Condenser Coil Puronr R-410A Refrigerant Refrigerant System Pressure Access PortsEvaporator Coil Refrigerant Charge CoreMax Access Port Assembly To Use Cooling Charging Charts Cooling Charging Charts Cooling Charging Charts Cooling Charging Charts Compressor Troubleshooting Cooling SystemFilter Drier Condenser-Fan Location Problem Cause Remedy Cooling Service Analysis Smoke Detectors Convenience Outlets Sensor SystemController Smoke Detector Locations Completing Installation of Return Air Smoke Sensor Return Air Sensor Operating Position Fiop Smoke Detector Wiring and Response Controller Alarm Test Sensor and Controller Tests Sensor Alarm TestDirty Controller Test Dirty Sensor Test Remote Test/Reset Station Dirty Sensor Test Detector CleaningCleaning the Smoke Detector Changing the Dirt Sensor Test Alarm State IndicatorsDetector Indicators Control or Indicator Description Protective Devices Troubleshooting Relief Device Electric HeatersControl Circuit Condenser Fan Motor Protection Typical Single Point Installation Completing Heater Installation PremierLink Controller Premierlinkt Control PremierLink Wiring Schematic Temp Resistance 55 Space Temperature Sensor Wiring Outdoor AIR Return AIR Temperature Enthalpy SensorPremierLink Sensor Usage Thermostat Mode Space Sensor ModeField Connection Input Signal TB1 Terminal Field Connection Input Signal Lctb Outside and Return Air Enthalpy Sensor Wiring Tions Indoor CO2 Sensor 33ZCSENCO2 Connec Recommended Cables CCN BUS Wire CCN Plug PIN Color NumberColor Code Recommendations Manufacturer PremierLink CCN Bus Connections Economizer Systems RUN Inputs Outputs EconoMi$er Supply Air Temperature SAT SensorOutdoor Air Lockout Sensor EconoMi$er IV Control Modes Outdoor Enthalpy Changeover Differential Dry Bulb Control Indoor Air Quality IAQ Sensor Input Enthalpy Changeover Setpoints Minimum Position Control Exhaust Setpoint AdjustmentDamper Movement Thermostats EconoMi$er IV Sensor Usage CO2 Sensor ConfigurationDemand Control Ventilation DCV EconoMi$er IV Preparation DCV Demand Controlled Ventilation and Power ExhaustDifferential Enthalpy Single Enthalpy PRE-START-UP Wiring DiagramsEconoMi$er IV Troubleshooting Completion START-UP, Premierlink Controls START-UP, General Perform System Check-Out Memory ResetInitial Operation and Test Operating Sequence, Base Unit Controls Operating Sequence, PremierLink Control 50TC Number Stages Economizer Available Cooling Stages OAT ≤ SPT 50TC 50TC Linkage Modes Loadshed Command Gas and Electric Heat UnitsFastener Torque Values Torque Values 50TC Typical Unit Wiring diagram Power A06 50TC Unit Wiring Diagram Control A06 Model Number Nomenclature Appendix I. Model Number SignificanceSerial Number Format Position Number Typical Designates Physical Data Cooling Tons Appendix II. Physical Data General Fan Performance Notes Appendix III. FAN Performance CFM RPM BHP Ton Horizontal SupplyTon Vertical Supply 554 Standard Static Option 1165 1225 11701215 1206 50TC**05 Phase Ton Horizontal Supply 765 724 Phase Ton Horizontal Supply 872 973 1061 822 927 1018923 1019 974 1067 Unit MOTOR/DRIVE Motor Pulley Turns Open Combo Pulley Adjustment Appendix IV. Electrical Data FLA Appendix IV. Electrical Data MCA/MOCP Determination no C.O. or Unpwrd C.O 78/89 MCA/MOCP Determination no C.O. or Unpwrd C.O. 152 159 Wiring Diagrams Appendix V. Wiring Diagram List 50TC*A04 Outdoor Circuiting Appendix VI. Motormaster Sensor Locations Appendix VI. cont Motormaster Sensor Locations Catalog No 50TC---1SM Remove and Store in Job File START-UP ChecklistPressures Cooling Mode