Low ambient operation – Bally Refrigerated Boxes BVC Generation C – Direct Drive Air-Cooled – Vertical Air User Manual

Page 32

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LOW AMBIENT OPERATION

TABLE 3 - FAN CYCLING CONTROL SCHEDULE

TABLE 4 - AMBIENT FAN CYCLING THERMOSTAT SETTINGS

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* NOTE: These are typical settings. Further adjustments may be necessary to suit actual field conditions.

Number of Fans on

Condenser

Design

T.D.

o

F (

o

C)

Thermostat Setting *

o

F (

o

C)

Single Row

Models

Double Row

Models

1st Stage

2nd Stage

3rd Stage

4th Stage

5th Stage

2

4

30 (16.7)
25 (13.9)
20 (11.1)

15 (8.3)
10 (5.6)

60 (15.6)
65 (18.3)
70 (21.1)
75 (23.9)
80 (26.7)

3

6

30 (16.7)
25 (13.9)
20 (11.1)

15 (8.3)
10 (5.6)

60 (15.6)
65 (18.3)
70 (21.1)
75 (23.9)
80 (26.7)

40 (4.4)

55 (12.8)
60 (15.6)
65 (18.3)
75 (23.9)

4

8

30 (16.7)
25 (13.9)
20 (11.1)

15 (8.3)
10 (5.6)

60 (15.6)
65 (18.3)
70 (21.1)
75 (23.9)
80 (26.7)

50 (10.0)
55 (12.8)
65 (18.3)
70 (21.1)
75 (23.9)

30 (-1.1)

40 (4.4)

50 (10.0)
60 (15.6)
70 (21.1)

5

10

30 (16.7)
25 (13.9)
20 (11.1)

15 (8.3)
10 (5.6)

60 (15.6)
65 (18.3)
70 (21.1)
75 (23.9)
80 (26.7)

55 (12.8)
60 (15.6)
65 (18.3)
70 (21.1)
75 (23.9)

45 (7.2)

50 (10.0)
60 (15.6)
65 (18.3)
70 (21.1)

30 (-1.1)

35 (1.7)
40 (4.4)

55 (12.8)
65 (18.3)

6

12

30 (16.7)
25 (13.9)
20 (11.1)

15 (8.3)
10 (5.6)

55 (12.8)
65 (18.3)
70 (21.1)
75 (23.9)
80 (26.7)

50 (10.0)
60 (15.6)
65 (18.3)
70 (21.1)
75 (23.9)

40 (4.4)

55 (12.8)
60 (15.6)
65 (18.3)
70 (21.1)

30 (-1.1)

45 (7.2)

50 (10.0)
60 (15.6)
65 (18.3)

25 (-3.9)

35 (1.7)
40 (4.4)

50 (10.0)
60 (15.6)

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