Carrier 48TJE008-014 User Manual

Single-Package Rooftop Units with:• Alumagard™ heat exchangercoating• Induced-draft fan for gascombustion• Tubular-dimpled heat exchangers• Exclusive

Accessory dimensions — 48TJ008-014ROOF CURB — 48TJ008-014ROOF CURBACCESSORY‘‘A’’ UNIT SIZECRRFCURB003A00 18-29 [356]48TJ008-014CRRFCURB004A00 28-09 [6

Selection procedure(with 48TJD012 example) — SII Determine cooling and heating requirements atdesign conditions.Given:Required Cooling Capacity (TC) .

Selection procedure(with 48TJD012 example) — EnglishI Determine cooling and heating requirements atdesign conditions.Given:Required Cooling Capacity (

Performance dataCOOLING CAPACITIES — SI48TJ008 (21.5 kW)Temp (C)Air EnteringCondenser(Edb)Air Entering Evaporator — L/s BF850/0.05 1130/0.075Air Enter

Performance data (cont)COOLING CAPACITIES — SI (cont)48TJ012 (29.2 kW)Temp (C)Air EnteringCondenser(Edb)Air Entering Evaporator — L/s BF1140/0.08 1520

COOLING CAPACITIES — SI (cont)48TJ014 (35.9 kW)Temp (C)Air EnteringCondenser(Edb)Air Entering Evaporator — L/s BF1500/0.13 2000/0.17 2500/0.22Air Ente

Performance data (cont)COOLING CAPACITIES — ENGLISH48TJ008 (6.1 TONS)Temp (F)Air EnteringCondenser(Edb)Air Entering Evaporator — Cfm/BF1950/0.06 2400/

COOLING CAPACITIES — ENGLISH (cont)48TJ014 (10.2 TONS)Temp (F)Air EnteringCondenser(Edb)Air Entering Evaporator — Cfm/BF3150/0.13 4200/0.17 5250/0.22A

Performance data (cont)FAN PERFORMANCE (SI) — VERTICAL DISCHARGE UNITS48TJ008 (21.5 kW) — STANDARD MOTOR (BELT DRIVE)Airflow(L/s)External Static Pressu

FAN PERFORMANCE (SI) — VERTICAL DISCHARGE UNITS (cont)48TJ012 (29.2 kW) — STANDARD MOTOR (BELT DRIVE)Airflow(L/s)External Static Pressure (Pa)50 100 15

All units feature roll-formed baseraildesign with forklift slots on all3 sides and rigging holes for easiermaneuvering. Durable packagingprotects all

Performance data (cont)FAN PERFORMANCE (SI) — VERTICAL DISCHARGE UNITS (cont)48TJ014 (35.9 kW) — STANDARD MOTOR (BELT DRIVE)Airflow(L/s)External Static

FAN PERFORMANCE (SI) — HORIZONTAL DISCHARGE UNITS48TJ008 (21.5 kW) — STANDARD MOTOR (BELT DRIVE)Airflow(L/s)External Static Pressure (Pa)50 100 150 200

Performance data (cont)FAN PERFORMANCE (SI) — HORIZONTAL DISCHARGE UNITS (cont)48TJ012 (29.2 kW) — STANDARD MOTOR (BELT DRIVE)Airflow(L/s)External Stat

FAN PERFORMANCE (SI) — HORIZONTAL DISCHARGE UNITS (cont)48TJ014 (35.9 kW) — STANDARD MOTOR (BELT DRIVE)Airflow(L/s)External Static Pressure (Pa)50 100

Performance data (cont)FAN PERFORMANCE (ENGLISH) — VERTICAL DISCHARGE UNITS48TJ008 (6.1 TONS) — STANDARD MOTOR (BELT DRIVE)AirflowCfmExternal Static Pr

FAN PERFORMANCE (ENGLISH) — VERTICAL DISCHARGE UNITS (cont)48TJ012 (8.3 TONS) — STANDARD MOTOR (BELT DRIVE)AirflowCfmExternal Static Pressure (in. wg)0

Performance data (cont)FAN PERFORMANCE (ENGLISH) — VERTICAL DISCHARGE UNITS (cont)48TJ014 (10.2 TONS) — STANDARD MOTOR (BELT DRIVE)AirflowCfmExternal S

FAN PERFORMANCE (ENGLISH) — HORIZONTAL DISCHARGE UNITS48TJ008 (6.1 TONS) — STANDARD MOTOR (BELT DRIVE)AirflowCfmExternal Static Pressure (in. wg)0.2 0.

Performance data (cont)FAN PERFORMANCE (ENGLISH) — HORIZONTAL DISCHARGE UNITS (cont)48TJ012 (8.3 TONS) — STANDARD MOTOR (BELT DRIVE)AirflowCfmExternal

FAN PERFORMANCE (ENGLISH) — HORIZONTAL DISCHARGE UNITS (cont)48TJ014 (10.2 TONS) — STANDARD MOTOR (BELT DRIVE)AirflowCfmExternal Static Pressure (in. w

Features/Benefits (cont)The newly designed Durabladeeconomizer has a reliable sliding platedamper which is easily adjusted for100% outdoor air, 100% re

Performance data (cont)EVAPORATOR-FAN MOTOR PERFORMANCEUNIT48TJUNIT RATEDVOLTAGEMAXIMUMACCEPTABLECONTINUOUSBkW*MAXIMUMACCEPTABLECONTINUOUSBHP*MAXIMUMA

ACCESSORY/FIOP STATIC PRESSURE DROP (Pa) —48TJ008-014UNIT48TJRATEDVOLTAGEL/sDURABLADEECONOMIZERPRESSUREDROP008-014 All1100 51200 61300 71400 81500 916

Electrical data — 48TJ008-014UNIT48TJNOMINALVOLTAGE(50 Hz)VOLTAGERANGECOMPR(ea)OFM(ea)IFMCOMBUSTIONFANMOTORPOWER SUPPLYMINIMUMUNITDISCONNECTMin Max RL

Typical piping and wiring — 48TJ008-014VERTICAL DISCHARGE DUCTINGHORIZONTAL DISCHARGE DUCTING ORLOCAL CODESFIELD-SUPPLIEDNEC — National Electrical Cod

Typical wiring schematicLEGENDAHA — Adjustable Heat AnticipatorBR — Blower RelayC—Contactor, CompressorCB — Circuit BreakerCC — Cooling CompensatorCOM

ControlsOperating sequenceCooling, units without economizer — When thermo-stat calls for cooling, terminals G and Y1 are energized. Theindoor (evapora

Controls (cont)THERMOSTAT AND APOLLO CONTROL WIRINGLEGENDC—ContactorNOTE: Refer to Product Support Bulletin No. 93-005 or contact yourlocal Carrier re

APOLLO COMMUNICATING CONTROL WIRING SCHEMATICLEGENDC—ContactorCHAS — GroundCOM — CommonDX — Direct ExpansionECON — EconomizerGND — GroundHT — HeatNC —

Controls (cont)TEMP systemsA TEMP System is a network of communicating CarrierTEMP System Thermostats and rooftop, factory-mountedApollo direct digita

Variable Volume/Variable Temperature(VVTt) SystemsCarrier’s VVT Systems are dedicated to total building com-fort. Carrier thermostats, zone dampers, a

Model number nomenclatureCapacitiesHEATING CAPACITIES AND EFFICIENCIESUNITHEATING INPUTkW (Btuh)First Stage/Second StageOUTPUT CAPACITYkW (Btuh)First

Application dataOutdoor installation — Units approved for outdoorinstallation only.Ductwork — Secure vertical discharge ductwork to roofcurb. For hori

Guide specifications — 48TJ008-014Packaged Rooftop Gas Heating, ElectricCooling Unit — Constant VolumeApplicationHVAC Guide SpecificationsSize Range: 21

Guide specifications — 48TJ008-014 (cont)6. Unit shall be equipped with anti-cycle protectionwith one short cycle on unit flame rollout switchor4continu

* 4. Manual Outdoor-Air Damper:Manual damper package shall consist of damper,birdscreen, and rainhood which can be preset toadmit up to 50% outdoor ai

Carrier Corporation • Syracuse, New York 13221 7-96Manufacturer reserves the right to discontinue, or change at any time, specifications or designs wit

Physical data — 48TJ008-014 (SI)UNIT SIZE D/E/F008 D/E/F012 D/E014NOMINAL CAPACITY (kW) 21.5 29.2 35.9OPERATING WEIGHT (kg)Unit 395 469 476Economizer

Physical data — 48TJ008-014 (English)UNIT SIZE 008 012 014NOMINAL CAPACITY (tons) 6.1 8.3 10.2OPERATING WEIGHT (lb)Unit 870 1035 1050Economizer (Durab

Options and accessoriesITEM OPTION* ACCESSORY†Apollo Communicating Controls XDurablade Integrated Economizer (Includes Hood) XXManual Outdoor-Air Damp

Options and accessories (cont)ELECTRONIC PROGRAMMABLETHERMOSTATCarrier’selectronic programmable thermostatpro-vides efficient temperature control by a

Base unit dimensions — 48TJ008-014UNIT48TJSTD UNITWEIGHTCORNERWEIGHT (A)CORNERWEIGHT (B)CORNERWEIGHT (C)CORNERWEIGHT (D)‘‘H’’ ‘‘J’’ ‘‘K’’ ‘‘L’’Lb Kg L