Carrier 30GTN - Page 25

Table 5B — Part Load Data Percent Displacement, With Accessory Unloaders (cont)
UNIT
30GTN,GTR
CONTROL
STEPS
LOADING SEQUENCE A LOADING SEQUENCE B
%
Displacement
(Approx)
Compressors
%
Displacement
(Approx)
Compressors
190, 290A, 360A,
390B (50 Hz)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
11
17
22
28
33
39
44
50
55
61
67
72
78
83
89
94
100
A1*
A1
A1*,B1*
A1*,B1
A1,B1
A1*,A2,B1*
A1*,A2,B1
A1,A2,B1
A1*,A2,B1*,B2
A1*,A2,B1,B2
A1,A2,B1,B2
A1*,A2,A3,B1*,B2
A1*,A2,A3,B1,B2
A1,A2,A3,B1,B2
A1*,A2,A3,B1*,B2,B3
A1*,A2,A3,B1,B2,B3
A1,A2,A3,B1,B2,B3
11
17
22
28
33
39
44
50
55
61
67
72
78
83
89
94
100
B1*
B1
A1*,B1*
A1,B1*
A1,B1
A1*,B1*,B2
A1,B1*,B2
A1,B1,B2
A1*,A2,B1*,B2
A1,A2,B1*,B2
A1,A2,B1,B2
A1*,A2,B1*,B2,B3
A1,A2,B1*,B2,B3
A1,A2,B1,B2,B3
A1*,A2,A3,B1*,B2,B3
A1,A2,A3,B1*,B2,B3
A1,A2,A3,B1,B2,B3
210, 315A, 390A,
420A/B (60 Hz)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
8
11
17
22
25
28
33
36
48
52
56
59
63
67
78
83
86
92
97
100
A1*
A1
A1*,B1*
A1*,B1
A1,B1
A1*,A2,B1*
A1*,A2,B1
A1,A2,B1
A1*,A2,B1*,B2
A1*,A2,B1,B2
A1,A2,B1,B2
A1*,A2,A3,B1*,B2
A1*,A2,A3,B1,B2
A1,A2,A3,B1,B2
A1*,A2,A3,B1*,B2,B3
A1*,A2,A3,B1,B2,B3
A1,A2,A3,B1,B2,B3
A1*,A2,A3,A4,B1*,B2,B3
A1*,A2,A3,A4,B1,B2,B3
A1,A2,A3,A4,B1,B2,B3
9
14
17
21
25
37
40
44
48
51
56
67
71
75
78
82
86
92
96
100
B1*
B1
A1*,B1*
A1,B1*
A1,B1
A1*,B1*,B2
A1,B1*,B2
A1,B1,B2
A1*,A2,B1*,B2
A1,A2,B1*,B2
A1,A2,B1,B2
A1*,A2,B1*,B2,B3
A1,A2,B1*,B2,B3
A1,A2,B1,B2,B3
A1*,A2,A3,B1*,B2,B3
A1,A2,A3,B1*,B2,B3
A1,A2,A3,B1,B2,B3
A1*,A2,A3,A4,B1*,B2,B3
A1,A2,A3,A4,B1*,B2,B3
A1,A2,A3,A4,B1,B2,B3
210, 315A, 390A,
420A/B (50 Hz)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
7
9
17
23
26
27
32
35
43
48
51
59
65
67
75
81
84
92
97
100
A1*
A1
A1*,B1*
A1*,B1
A1,B1
A1*,A2,B1*
A1*,A2,B1
A1,A2,B1
A1*,A2,B1*,B2
A1*,A2,B1,B2
A1,A2,B1,B2
A1*,A2,A3,B1*,B2
A1*,A2,A3,B1,B2
A1,A2,A3,B1,B2
A1*,A2,A3,B1*,B2,B3
A1*,A2,A3,B1,B2,B3
A1,A2,A3,B1,B2,B3
A1*,A2,A3,A4,B1*,B2,B3
A1*,A2,A3,A4,B1,B2,B3
A1,A2,A3,A4,B1,B2,B3
11
16
17
20
26
34
36
42
43
46
51
59
62
67
75
78
84
92
94
100
B1*
B1
A1*,B1*
A1,B1*
A1,B1
A1*,B1*,B2
A1,B1*,B2
A1,B1,B2
A1*,A2,B1*,B2
A1,A2,B1*,B2
A1,A2,B1,B2
A1*,A2,B1*,B2,B3
A1,A2,B1*,B2,B3
A1,A2,B1,B2,B3
A1*,A2,A3,B1*,B2,B3
A1,A2,A3,B1*,B2,B3
A1,A2,A3,B1,B2,B3
A1*,A2,A3,A4,B1*,B2,B3
A1,A2,A3,A4,B1*,B2,B3
A1,A2,A3,A4,B1,B2,B3
*Unloaded compressor.
†Two unloaders, both unloaded.
NOTE: These capacity control steps may vary due to lag compressor sequencing.
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