Manuals / Carrier / Household Appliance / Electric Heater

Carrier P3, P5030-100 Field Power Wiring Connections, for Factory-InstalledDisconnect, a48-8467

Models: P4 48P2 P3 P5030-100

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Page 37

Fig. 41 — Field Power Wiring Connections

TB1

21 11

2212

2313

EQUIP GND

DISCONNECT PER NEC

FACTORY

WIRE

	23		22			21

		DISCONNECT						EQUIP
		PER NEC						EQUIP
		PER NEC							GND
									GND
										LEGEND

13		12				11
13		12				11

LEGEND

EQUIP — Equipment

GND — Grounda48-8466

NEC — National Electrical Code

TB — Terminal Block

Fig. 41 — Field Power Wiring Connections

FACTORY-INSTALLED

DISCONNECT

HANDLE LOCATION

FACTORY-INSTALLED DISCONNECT (HIDDEN)

EQUIP —		Equipment
GND	—	Ground
NEC	— National Electrical
FIELD		Code
WIRE		Code
WIRE

Fig. 43 — Field Power Wiring Connections

for Factory-Installed Disconnect

a48-8467

Fig. 42 — Factory-Installed Disconnect Location (End of Unit Shown)

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Image 37

Carrier P3, P5030-100, 48P2, P4 Field Power Wiring Connections, for Factory-InstalledDisconnect, a48-8467

Contents

CONTENTS Installation InstructionsSAFETY CONSIDERATIONS GENERALStep 5 - Install Curb Gasketing INSTALLATIONStep 6 - Install Field-FabricatedDuctwork Step 1 - Perform Jobsite Survey - CompleteTable 1A - Physical Data 48P2,P3,P4,P5030-050 Table 1A - Physical Data 48P2,P3,P4,P5030-050cont Table 1B - Physical Data 48P2,P3,P4,P5055-070 Table 1C - Physical Data 48P2,P3,P4,P5075-100 Table 4 - Optional Humidi-MiZer Coil Data Table 1C - Physical Data 48P2,P3,P4,P5075-100contTable 6 - Supply Fan Drive Data Table 9 - Optional Return Fan Drive Data Table 7 - Power Exhaust Fan Drive DataFig. 1 - Roof Curb - Sizes Fig. 2 - Roof Curb - Sizes Fig. 3 - Roof Curb - Sizes Page Page 4 REF CONDENSER END SUPPORT9 3/4 X NO GASKETWith field-suppliedfittings and pipe sections, plumb the pri- mary condensate drain to the 2-in.FPT connector on the base rail. Use a trap height of at least 4-in.for size 030-070units and 7-in.for size 075-100units. See Fig. 23 and 24. Install with a height dimension of at least 2-in.from the top of the exit pipe from the trap section to the bottom of the connector. Apply a bead of RTV or similar sealant around the pipe joint at the con- nector in the base rail CAUTION - NOTICE TO RIGGERS ALL PANELS MUST BE IN PLACE WHEN RIGGINGa48-8455 UNITSWEIGHT ALL PANELS MUST BE IN PLACE WHEN RIGGINGCAUTION - NOTICE TO RIGGERS a48-845648P2,P3,P4,P5 UNITS Locate the four 11/4-in.drain coupling assemblies and mounting screws shipped in a bag taped to the basepan in the supply fan section, located behind the access panel marked FAN SECTION. The drain couplings are a 10-gageplate with a 11/4 in. half coupling welded to the plate a48-8613 a48-8614 a48-8615 a48-8616 a48-8617 a48-8618 a48-8619 a48-8620 a48-8621 a48-8622 Fig. 25 - Secondary Condensate Drain a48457Location Curb Mount Fig. 23 - Primary Drain ConnectionInstallation Sizes Fig. 28 - Outdoor Air Hood Installation Sizesa48-8459 Fig. 27 - Secondary Drain Seal PlateInstallation Sizes Step 10 - Install Economizer Hoods UnitsFig. 32 - 25% Outdoor-AirHood Location Fig. 33 - Economizer Outdoor-AirHooda48-8462 Fig. 37 - Large Economizer Hood AssemblyStep 12 - Make Field Electrical Connections Step 11 - Route Field WiringFig. 39 - Disconnect Location - Size 040-060Units a48-8463 a48-8464a48-8465 Fig. 40 - Disconnect Location - Size 070-100UnitsFig. 43 - Field Power Wiring Connections Fig. 41 - Field Power Wiring Connectionsfor Factory-InstalledDisconnect a48-8467VOLTAGE VOLTAGE VOLTAGE VOLTAGE 174.0/171.8 70.8 225.4/223.2 78.1 Page Page Page VOLTAGE 14.0 27.0 208.4 14.0 27.0 219.8 14.0 27.0 Fig. 44 - Auxiliary Control Box Location Sizes Fig. 46 - Auxiliary Control Box Details Fig. 45 - Auxiliary Control Box Location SizesFig. 47 - Auxiliary Control Box Details SizesSize 075-100Units with Optional Return Fan Fig. 48 - Auxiliary Control Box DetailsFig. 49 - Shipping Brackets Size 030-050Units Fig. 50 — Shipping Brackets Size 055-070UnitsFig. 52 - Optional Return Fan Shipping Brackets Fig. 51 - Shipping Brackets SizesFig. 54 - Flue/Inlet Hood Locations, 030-050Units Fig. 53 - Gas Piping DetailsFig. 55 - Flue/Inlet Hood Locations, Sizes Low Heat, Vertical Supply Unitsa48-8584 a48-8471Fig. 56 - Flue/Inlet Hood Locations, Sizes Fig. 58 - Baffle Location, 030-050UnitsFig. 60 - Baffle Locations, Sizes Fig. 61 - Flue Outlet Hooda48-8587 Horizontal Supply UnitsInstallation Fig. 65 - Inlet Hood Assembly 6-in.and 14-ina48-8588 Fig. 63 - Flue Deflector Baffle Curve-Typea48-8473 Fig. 67 - Inlet Hood Assembly 30-inFig. 68 - Air Baffle 14-in a48-8590a48-8560 a48-8561Fig. 70 - Wind Baffle Details CONTROLS INSTALLATION Fig. 71 - Field Control Thermostat Wiring Fig. 72 - T55 or T56 WiringFig. 73 - Space Temperature Averaging Wiring a48-8474TB201Fig. 75 - Outdoor Air Enthalpy Switch Wiring Fig. 74 - Heat Interlock Relay WiringFig. 76 - CO2 Space Sensor Wiring Fig. 77 - Filter Status WiringFig. 80 - Return Air CO2 Sensor Wiring Fig. 78 - Fan Status Switch WiringRED BRN a48-8482Fig. 82 - Fire Shutdown Wiring Fig. 81 - Return Air Smoke Detector WiringTB201 FIRE SHUTDOWNa48-8487 Carrier Comfort Network CCN InterfaceFig. 84 - CCN Connections Table 28 - CCN Connection ApprovedTable 29 - MS/TP Wiring Recommendations Optional UPC Open InstallationFig. 85 - UPC Open Controller See Fig. 82 for wiringturning the supply fan off opening the economizer option requiredFig. 86 - BT485 Installation Fig. 86 - Open System Network WiringTable 31 - Smoke Control Modes