Table 1 — Physical data (cont)

UNIT SIZE 48TJ

 

E/F004

D/E/F005

D/E/F006

D/E/F007

FURNACE SECTION

 

 

 

 

 

Rollout Switch Cutout

 

 

 

 

 

Temp (F)††

 

195

195

195

195

Burner Orifice Diameter

 

 

 

 

 

(in. ...drill size)

 

 

 

 

 

Natural Gas

Std

.113...33

.113...33/.113...33/.129...30

.113...33/.113...33/.129...30

.113...33/.113...33/.129...30

Liquid Propane

Alt

.089...43

.089...43/.089...43/.102...38

.089...43/.089...43/.102...38

.089...43/.089...43/.102...38

Thermostat Heat Anticipator

 

 

 

 

 

Setting (amps)

 

 

 

 

 

208/230 v and 575 Stage 1

 

.14

.14

.14

.14

Stage 2

 

.14

.14

.14

.14

460 v Stage 1

 

.14

.14

.14

.14

Stage 2

 

.14

.14

.14

.14

Gas Input (Btuh) Stage 1

 

74,000/82,000

74,000/115,000/120,000

74,000/115,000/120,000

74,000/115,000/120,000

Stage 2

 

—/115,000

—/—/150,000

—/—/150,000

—/—/150,000

Efficiency (Steady State) (%)

 

80

80

80

80

Temperature Rise Range

 

25-55/55-85

25-55/35-65/50-80

25-55/35-65/50-80

25-55/35-65/50-80

Manifold Pressure (in. wg)

 

 

 

 

 

Natural Gas

Std

3.5

3.5

3.5

3.5

Liquid Propane

Alt

3.5

3.5

3.5

3.5

Gas Valve Quantity

 

1

1

1

1

Gas Valve Pressure Range

 

 

 

 

 

Psig

 

0.180-0.487

0.180-0.487

0.180-0.487

0.180-0.487

in. wg

 

5.0-13.5

5.0-13.5

5.0-13.5

5.0-13.5

Field Gas Connection

 

 

 

 

 

Size (in.)

 

1/2

1/2

1/2

1/2

HIGH-PRESSURE SWITCH (psig)

 

 

 

 

 

Standard Compressor

 

 

450 ± 50

 

500 ± 50

Internal Relief (Differential)

 

 

 

 

 

Cutout

 

 

428

 

428

Reset (Auto.)

 

 

320

 

320

LOSS-OF-CHARGE (LOW PRESSURE)

 

 

 

 

 

SWITCH (psig)

 

 

 

 

 

Cutout

 

 

 

7 ± 3

 

Reset (Auto.)

 

 

 

22 ± 7

 

FREEZE PROTECTION THERMOSTAT (F)

 

 

 

 

 

Opens

 

 

 

30 ± 5

 

Closes

 

 

 

45 ± 5

 

OUTDOOR-AIR INLET SCREENS

 

 

 

Cleanable

 

Quantity...Size (in.)

 

 

 

1...20 x 24 x 1

 

RETURN-AIR FILTERS

 

 

 

Throwaway

 

Quantity...Size (in.)

 

 

 

2...16 x 25 x 2

 

 

 

LEGEND

Al

Aluminum

Bhp

Brake Horsepower

Cu

Copper

*Evaporator coil fin material/condenser coil fin material. Contact your local representative for details about coated fins.

†Weight of 14-in. roof curb.

**Single phase/three-phase.

††Rollout switch lockout is manually reset by interrupting power to unit or resetting thermostat.

NOTES:

1.The 48TJ004-007 units have a loss-of-charge (low-pressure) switch located in the liquid line.

2.High-static motor not available on single-phase units.

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Carrier TJF004, TJF005-007, 48TJD, 48TJE specifications LOSS-OF-CHARGE LOW Pressure