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Bryant DURAPACK 558F User Manual

Page 32

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32

Table 6 — Fan Rpm at Motor Pulley Settings*

*Approximate fan rpm shown.

†Indicates standard motor and drive package.

** Indicates alternate drive package only.

††Indicates high-static motor and drive package.
***Indicates alternate motor and drive package.

Table 7 — Evaporator-Fan Motor Efficiency

NOTE: Convert bhp to watts using the following formula:

Table 8 — Accessory/FIOP Static Pressure* (in. wg)

LEGEND

*The static pressure must be added to external static pressure. The

sum and the evaporator entering-air cfm should then be used in con-
junction with the Fan Performance tables to determine blower rpm and
watts.

UNIT
558F

MOTOR PULLEY TURNS OPEN

0

1

/

2

1

1

1

/

2

2

2

1

/

2

3

3

1

/

2

4

4

1

/

2

5

5

1

/

2

6

090,091†

840

815

790

765

740

715

690

665

635

615

590

090,091**

935

910

885

860

835

810

785

760

735

710

685

090,091††

1080

1025

1007

988

970

952

933

915

897

878

860

102,103†

935

910

885

860

835

810

785

760

735

710

685

102,103††

1080

1025

1007

988

970

952

933

915

897

878

860

120,121†

935

910

885

860

835

810

785

760

735

710

685

120,121***

1085

1060

1035

1010

985

960

935

910

885

860

835

120,121††

1130

1112

1087

1062

1037

1012

987

962

937

912

887

862

830

150,151†

1080

1060

1035

1015

990

970

950

925

905

880

860

150,151***

1130

1112

1087

1062

1037

1012

987

962

937

912

887

862

830

MOTOR

EFFICIENCY (%)

558F090-121
558F150,151

80
87

watts =

bhp (746)

motor efficiency

COMPONENT

CFM

2250

2500

3000

3500

4000

4500

5000

5500

6000

6250

1 Heater Module

0.02

0.03

0.05

0.07

0.08

0.10

0.12

0.14

0.16

0.17

2 Heater Modules

0.03

0.05

0.07

0.09

0.12

0.14

0.16

0.19

0.21

0.20

Vertical EconoMi$er IV

0.06

0.075

0.115

0.15

0.195

0.25

0.325

Horizontal EconoMi$er IV

0.10

0.15

0.21

0.275

0.34

FIOP — Factory-Installed Option