Table 1E — Physical Data (48ZT,ZW075-105)

BASE UNIT

 

48ZT,ZW075

 

 

 

 

 

48ZT,ZW090

 

 

 

48ZT,ZW105

NOMINAL CAPACITY (tons)

 

 

75

 

 

 

 

 

 

 

80

 

 

 

 

100

OPERATING WEIGHT (lb)

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Base Unit without Economizer

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Low Heat/High Heat

 

13,205/13,380

 

 

 

 

 

13,415/13,590

 

 

 

 

14,145/14,320

COMPRESSOR

 

 

 

 

 

 

 

 

 

Semi-Hermetic

 

 

 

 

 

 

 

 

Number

 

 

2

 

 

 

 

 

 

 

2

 

 

 

 

 

 

 

 

 

4

 

 

 

 

 

 

 

 

 

 

 

 

 

Circuit (No. Cyl)

 

A (6)

 

B (6)

 

 

 

 

A (6)

 

 

 

 

B (6)

 

 

A1 (6), A2 (4)

 

 

B1 (6), B2 (4)

 

 

 

 

 

 

 

 

Model 06E

 

-275

 

-299

 

 

 

 

-299

 

 

-299

 

 

 

 

-275, -250

 

 

 

-275, -250

Oil Charge (pints)

 

19

 

19

 

 

 

 

19

 

 

 

19

 

 

 

 

19, 14

 

 

 

19, 14

Capacity Steps (%)

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

CV

 

 

43,100

 

 

 

 

 

 

 

50,100

 

 

 

 

50,100

VAV

 

 

14,29,43,51,66,71,86,100

 

 

 

17,33,50,67,83,100

 

 

 

 

20,30,40,50,60,70,80,90,100

Number of Refrigerant Circuits

 

2

 

 

 

 

 

 

 

2

 

 

 

 

 

 

 

 

 

2

REFRIGERANT

 

 

 

 

 

 

 

 

 

 

 

R-22

 

 

 

 

 

 

 

 

Operating Charge (lb), Ckt 1/Ckt 2

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Standard Evaporator Coil

70.5/64.5

 

 

 

 

 

64.0/64.0

 

 

 

 

68.0/68.0

 

 

 

 

 

Standard Evaporator with HGBP

73.5/64.5

 

 

 

 

 

67.0/64.0

 

 

 

 

71.0/68.0

Alternate High-Capacity Evaporator Coil

83.0/75.0

 

 

 

 

 

76.0/76.0

 

 

 

 

79.5/79.5

Alternate High-Capacity Evaporator with HGBP

86.0/75.0

 

 

 

 

 

79.0/76.0

 

 

 

 

82.5/79.5

CONDENSER COILS

 

 

 

 

 

 

 

 

 

3/8-in. Tube Diameter

 

 

 

 

 

 

 

 

Quantity

 

 

4

 

 

 

 

 

 

 

4

 

 

 

 

 

 

 

 

 

4

 

 

 

 

 

 

 

 

 

 

 

 

 

Rows...Fins/in.

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Aluminum

 

3...17.0

 

 

 

 

 

 

 

3...17.0

 

 

 

 

3...17.0

Copper (Optional)

 

3...15.7

 

 

 

 

 

 

 

3...15.7

 

 

 

 

3...15.7

Fin Type

 

Double Wavy

 

 

 

 

Lanced, Sine-wave

 

 

 

Lanced, Sine-wave

Tube Type

 

Smooth

 

 

 

 

Cross-Hatched

 

 

 

Cross-Hatched

Total Face Area (sq ft)

 

108.4

 

 

 

 

 

 

 

108.4

 

 

 

 

108.4

EVAPORATOR COILS

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Quantity

 

 

 

 

 

 

 

 

 

 

 

2

 

 

 

 

 

 

 

 

 

 

 

 

Total Face Area (sq ft)

 

 

 

 

 

 

 

 

 

 

 

61.5

 

 

 

 

 

 

 

 

 

 

Refrigerant Feed Device...No. per Circuit

 

 

 

 

 

 

 

 

 

 

TXV...2

 

 

 

 

 

 

 

 

Standard Evaporator Coils

1/2 in. Tube Dia

 

 

 

 

3/8 in. Tube Dia

 

 

 

3/8 in. Tube Dia

 

 

 

 

 

 

Rows...Fins/in.

 

4...17.0

 

 

 

 

 

 

 

4...17.0

 

 

 

 

4...17.0

Fin Type

 

Double Wavy

 

 

 

 

Lanced, Sine Wave

 

 

 

Lanced, Sine Wave

Tube Type

 

Smooth

 

 

 

 

Cross Hatched

 

 

 

Cross Hatched

Alternate, High-Capacity Evaporator Coils

 

 

 

 

 

 

 

 

1/2 in. Tube Dia

 

 

 

 

 

 

 

 

Rows...Fins/in.

 

6...16

 

 

 

 

 

 

 

6...16

 

 

 

 

6...16

 

 

 

 

 

 

 

 

 

Fin Type

 

Double Wavy

 

 

 

 

 

Double Wavy

 

 

 

Double Wavy

Tube Type

 

Cross Hatched

 

 

 

 

Cross Hatched

 

 

 

Cross Hatched

HEATING SECTION

 

Low Heat

 

High Heat

 

 

Low Heat

 

 

 

 

High Heat

 

 

Low Heat

 

 

High Heat

Number of Heat Exchangers

2

 

3

 

 

 

 

2

 

 

 

3

 

 

 

 

2

 

 

 

3

Input (MBtuh)

 

650

 

975

 

 

 

 

650

 

 

975

 

 

 

 

650

 

 

 

975

Output (MBtuh)

 

527

 

790

 

 

 

 

527

 

 

790

 

 

 

 

527

 

 

 

790

Temperature Rise Range (F)

10-40

 

20-50

 

 

 

 

10-40

 

 

20-50

 

 

 

 

10-40

 

 

 

20-50

Efficiency (%)

 

81

 

81

 

 

 

 

81

 

 

 

81

 

 

 

 

81

 

 

 

81

Burner Orifice Diameter

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Quantity (in. ...drill no.)

 

14 (.1285...30)

 

21 (.1285...30)

 

14 (.1285...30)

 

21 (.1285...30)

14 (.1285...30)

 

 

21 (.1285...30)

Manifold Pressure (in. wg)

3.3

 

3.3

 

 

 

 

3.3

 

 

 

3.3

 

 

 

 

3.3

 

 

 

3.3

Line Pressure (in. wg)

(Min...Max)

5.0...13.0

 

5.0...13.0

 

 

5.0...13.0

 

 

5.0...13.0

 

 

5.0...13.0

 

 

 

5.0...13.0

Number of Gas Valves

 

2

 

3

 

 

 

 

2

 

 

 

3

 

 

 

 

2

 

 

 

3

CONDENSER FAN

 

 

 

 

 

 

 

 

 

 

Propeller

 

 

 

Type

 

 

 

 

 

 

 

 

Quantity...Diameter (in.)

 

5...30

 

 

 

 

 

 

 

6...30

 

 

 

 

6...30

 

 

 

 

 

 

 

 

 

Nominal Cfm

 

50,000

 

 

 

 

 

 

 

60,000

 

 

 

 

60,000

Motor Hp (ea)...rpm

 

1.0...1140

 

 

 

 

 

1.0...1140

 

 

 

 

1.0...1140

STANDARD SUPPLY FAN

 

 

 

 

 

 

 

 

 

Forward Curved Centrifugal 36 x 30

in.

 

 

 

 

 

 

Nominal Cfm

 

24,500

 

 

 

 

 

 

 

29,750

 

 

 

 

35,000

 

 

 

 

 

 

 

 

 

Maximum Allowable Cfm

 

30,000

 

 

 

 

 

 

 

34,000

 

 

 

 

40,000

Maximum Allowable Rpm

 

670

 

 

 

 

 

 

 

670

 

 

 

 

670

Shaft Diameter at Pulley (in.)

111/16

 

 

 

 

 

 

 

111/16

 

 

 

 

111/16

STANDARD SUPPLY-FAN MOTOR AND DRIVE

 

 

 

 

 

 

 

 

(Any motor available on any unit)

 

 

 

 

 

 

 

Motor Hp

 

 

30

 

 

 

40

 

 

 

50

 

 

 

 

 

60

 

 

 

 

 

 

 

 

 

 

Motor Frame Size

 

 

S268T

 

 

 

 

S324T

 

 

 

 

S36T

 

 

 

 

S364T

Efficiency at Full Load (%)

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

High Efficiency

 

 

92.4

 

 

 

93.0

 

 

 

93.0

 

 

 

 

 

93.6

Premium Efficiency

 

 

93.6

 

 

 

94.5

 

 

 

94.5

 

 

 

 

 

95.4

Fan Pulley Pitch Diameter (in.)

 

18.5

 

 

 

18.5

 

 

 

18.5

 

 

 

 

 

18.5

Motor Pulley Pitch Diameter (in.)

 

5.3

 

 

 

5.7

 

 

 

6.5

 

 

 

 

 

7.1

Resulting Fan Rpm

 

 

501

 

 

 

539

 

 

 

615

 

 

 

 

 

672

Belts

Quantity...Type

 

3...5VX1320

 

 

 

 

4...5VX1320

 

 

 

 

4...5VX1320

 

4...5VX1320

Center Distance Range (in.)

47.88-45.01

 

 

 

47.64-44.76

 

 

47.42-44.52

 

47.42-44.52

ALTERNATE, AIRFOIL FAN

 

 

 

 

 

 

 

 

 

 

 

Airfoil

 

 

 

 

 

 

 

 

Nominal Airflow (cfm)

 

24,500

 

 

 

 

 

 

 

29,750

 

 

 

 

35,000

 

 

 

 

 

 

 

 

 

Maximum Allowable Airflow (cfm)

30,000

 

 

 

 

 

 

 

34,000

 

 

 

 

40,000

Maximum Allowable Wheel Speed (rpm)

1846

 

 

 

 

 

 

 

1846

 

 

 

 

1846

Shaft Diameter at Pulley (in.)

211/16

 

 

 

 

 

 

 

211/16

 

 

 

 

211/16

ALTERNATE SUPPLY-FAN MOTOR AND DRIVE

 

 

 

 

 

 

 

 

(Any motor available on any unit)

 

 

 

 

 

 

 

Motor Hp

 

30

 

 

 

40

 

50

 

 

 

 

60

 

 

75

 

 

 

 

 

 

 

 

 

 

Motor Frame Size

 

S268T

 

 

 

S324T

 

 

 

S36T

 

 

 

S364T

 

 

 

365T

Efficiency at Full Load (%)

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

High Efficiency

 

92.4

 

 

 

93.0

 

93.0

 

 

 

 

93.6

 

 

94.1

Premium Efficiency

 

93.6

 

 

 

94.5

 

94.5

 

 

 

 

95.4

 

 

95.4

Fan Pulley Pitch Diameter (in.)

 

9.7

 

 

 

10.2

 

8.9

 

 

 

 

8.9

 

 

10.8

Motor Pulley Pitch Diameter (in.)

 

7.5

 

 

 

8.7

 

8.1

 

 

 

 

8.7

 

 

11.1

Resulting Fan Rpm

 

1353

 

 

 

1493

 

1593

 

 

 

 

1711

 

1799

Belts

Quantity...Type

 

2...5VX1150

 

2...5VX1180

 

3...5VX1150

 

 

3...5VX1150

 

 

3...5VX1230

Center Distance Range (in.)

42.96-45.82

 

42.96-45.57

 

42.96-45.57

 

 

42.45-45.35

 

42.45-45.35

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Carrier Z8075-105, ZN030-105, Z6, 48ZG installation instructions Physical Data 48ZT,ZW075-105

Z6, 48ZG, 48ZT, ZW, Z8075-105 specifications

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