Table 19 — Part Load Data Percent Displacement, Standard Units with Minimum Load Valve

30RAP UNIT SIZE

 

CONTROL

CAPACITY STEPS

 

 

CAPACITY %

 

STEPS

% Displacement

 

Circuit A

 

Circuit B

 

 

 

 

 

 

 

 

 

010

 

1

100

 

100

 

015

 

1

100

 

100

 

018

 

1

100

 

 

 

 

 

2

50

 

100

 

 

 

3

20*

 

 

 

 

020

 

1

100

 

 

 

 

 

2

50

 

100

 

 

 

3

24*

 

 

 

 

025

 

1

100

 

 

 

 

 

2

50

 

100

 

 

 

3

29*

 

 

 

 

030

 

1

100

 

 

 

 

 

2

50

 

100

 

 

 

3

32*

 

 

 

 

 

 

1

100

 

 

 

 

035

 

2

77

 

 

 

 

 

3

50

 

54

 

46

 

 

4

23

 

 

 

 

 

 

5

9*

 

 

 

 

 

 

1

100

 

 

 

 

040

 

2

73

 

 

 

 

 

3

50

 

47

 

53

 

 

4

23

 

 

 

 

 

 

5

11*

 

 

 

 

 

 

1

100

 

 

 

 

045

 

2

74

 

 

 

 

 

3

50

 

47

 

53

 

 

4

24

 

 

 

 

 

 

5

12*

 

 

 

 

 

 

1

100

 

 

 

 

050

 

2

75

 

 

 

 

 

3

50

 

50

 

50

 

 

4

25

 

 

 

 

 

 

5

14*

 

 

 

 

 

 

1

100

 

 

 

 

055

 

2

73

 

 

 

 

 

3

50

 

46

 

54

 

 

4

23

 

 

 

 

 

 

5

13*

 

 

 

 

 

 

1

100

 

 

 

 

060

 

2

75

 

50

 

50

 

3

50

 

 

 

 

4

25

 

 

 

 

 

 

5

16*

 

 

 

 

*Minimum Load Valve energized.

 

NOTE: These capacity steps may vary due to different capacity

 

 

 

staging sequences.

 

 

 

 

 

 

 

 

DEADBAND EXAMPLE

 

2 STARTS

 

 

 

 

 

 

 

 

 

 

47

 

 

 

 

 

 

8

 

46

 

 

 

 

 

 

 

 

 

 

 

 

 

(C)

7

 

45

 

 

 

 

 

(F)

 

 

 

 

 

 

 

44

 

 

 

 

 

LWT

 

LWT

 

 

 

 

 

6

43

 

 

 

 

 

 

 

 

42

 

 

 

 

 

 

5

 

41

 

 

 

 

 

 

 

 

0

200

400

600

800

1000

 

 

 

 

 

TIME (SECONDS)

 

3 STARTS

 

 

 

 

STANDARD

 

 

 

 

LEGEND

 

 

 

DEADBAND

 

 

MODIFIED

LWT — Leaving Water Temperature

 

 

 

 

 

 

DEADBAND

Fig. 13 — Deadband Multiplier

31

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Carrier 30RAP010-060 specifications Deadband Multiplier, 30RAP Unit Size Control Capacity Steps Capacity %

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