Carrier 48DU User Manual download pdf (Page 5)

PHYSICAL DATA

UNIT SIZE 024040 024060 030040 030060 036060 036090 042060 042090

NOMINAL CAPACITY (ton) 2 2 2 --- 1 / 2 2 --- 1 / 2 3 3 3 --- 1 / 2 3 --- 1 / 2

OPERATING WEIGHT (lb.) 396 401 403 408 485 493 507 515

COMPRESSORS

Quantity

2 --- S t a g e S c r o l l

REFRIGERANT: PURON (R --- 410A)

Quantity (lb.)

10.1 10.1 11.3 11.3 9.5 9.5 13.8 13.8

REFRIGERANT METERING DEVICE TXV

Size 2Ton 2Ton 3Ton 3Ton 3Ton 3Ton 4Ton 4Ton

Part Number

EA36YD129

EA36YD129 EA36YD139 EA36YD139 EA36YD139 EA36YD139 EA36YD149 EA36YD149

OUTDOOR COIL

Rows...Fins/in.

Face Area (sq ft)

2...21

13.6

2...21

13.6

2...21

15.3

2...21

15.3

2...21

17.5

2...21

17.5

2...21

19.4

2...21

19.4

OUTDOOR FAN

Nominal Cfm

Diameter (in.)

Motor Hp (Rpm)

2700

1/8 (825)

2700

1/8 (825)

2700

1/8 (825)

2700

1/8 (825)

2800

1/8 (825)

2800

1/8 (825)

2800

1/8 (825)

2800

1/8 (825)

INDOOR COIL

Rows...Fins/in.

Face Area (sq ft)

3...17

3.7

3...17

3.7

3...17

3.7

3...17

3.7

3...17

4.7

3...17

4.7

3...17

4.7

3...17

4.7

INDOOR FAN

Nominal Airflow (Cfm)

Comfort Variable based on Comfort Roll back (see User Interface instructions for more information).

Efficiency 700 700 875 875 1050 1050 1225 1225

Max 800 800 1000 1000 1200 1200 1400 1400

Furnace (gas ht.) airflow---Low Stage 475 727 475 727 745 875 745 875

Furnace (gas ht.) airflow---High Stage 844 1120 844 1120 1120 1410 1120 1410

Size (in.) 10x10 10x10 10x10 10x10 11x10 11x10 11x10 11x10

Motor HP (RPM) 1/2 1/2 1/2 1/2 3/4 3/4 3/4 3/4

FURNACE SECTION*

Burner Orifice No. (Qty...Drill Size)

Natural Gas

2...44 3...44 2...44 3...44 3...44 3...38 3...44 3...38

HIGH --- PRESSURE SWITCH (psig)

C u t --- o u t

Reset (Auto)

670 ±10

470 ± 25

HIGH--- PRESSURE SWITCH 2 (psig)

(Compressor Solenoid)

C u t --- o u t

Reset (Auto)

565 ± 15

455 ± 15

L O S S --- O F --- C H A R G E /

LOW--- PRESSURE SWITCH

(Liquid Line) (psig)

C u t --- o u t

Reset (auto)

25 ± 5

55 ± 5

RETURN--- AIR FILTERS (in.)†

Throwaway

20x24x1 20x24x1 20x24x1 20x24x1 24x30x1 24x30x1 24x36x1 24x36x1

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Carrier 48DU User Manual Page 5

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