Compressor Step Control - Daikin VRV EMERION RXYQ-AATJA Service Manual

Basic Control
5.3

Compressor Step Control

The compressor operation varies in the following steps according to information in Compressor PI
Control. Refer to page 104.
Depending on the operating conditions of compressors, the compressors may run in patterns other
than the following.
RXYQ72AA
Step Step
rps
No. No.
1 15.0 67
2 15.2 68
3 15.4 69
4 15.6 70
5 15.9 71
6 16.2 72
7 16.5 73
8 16.8 74
9 17.1 75
10 17.4 76
11 17.7 77
12 18.0 78
13 18.3 79
14 18.6 80
15 19.0 81
16 19.4 82
17 19.8 83
18 20.1 84
19 20.5 85
20 20.7 86
21 21.0 87
22 21.3 88
23 21.6 89
24 21.9 90
25 22.2 91
26 22.5 92
27 22.9 93
28 23.2 94
29 23.5 95
30 23.8 96
31 24.2 97
32 24.5 98
33 24.9 99
34 25.2 100
35 25.5 101
36 25.9 102
37 26.3 103
38 26.6 104
39 27.0 105
40 27.4 106
41 27.8 107
42 28.1 108
43 28.5 109
44 29.0 110
45 29.4 111
46 29.8 112
47 30.2 113
48 30.6 114
49 31.0 115
50 31.5 116
51 31.9 117
52 32.4 118
53 32.8 119
54 33.3 120
55 33.8 121
56 34.2 122
57 34.7 123
58 35.2 124
59 35.7 125
60 36.2 126
61 36.7 127
62 37.2 128
63 37.7 129
64 38.3 130
65 38.8 131
66 39.3 132
105
Step
rps rps
No.
39.9 133 99.9
40.5 134 101.3
41.0 135 102.7
41.6 136 104.2
42.2 137 105.6
42.8 138 107.1
43.4 139 108.6
44.0 140 110.1
44.6 141 111.7
45.2 142 113.2
45.8 143 114.8
46.5 144 117.9
47.1 145 118.0
47.8 146 119.7
48.5
49.1
49.8
50.5
51.2
52.0
52.7
53.4
54.2
54.9
55.7
56.5
57.3
58.1
58.9
59.7
60.5
61.4
62.3
63.1
64.0
64.9
65.8
66.8
67.7
68.6
69.6
70.6
71.6
72.6
73.6
74.6
75.7
76.7
77.8
78.9
80.0
81.1
82.2
83.4
84.5
85.7
86.9
88.1 ←RXYQ72AA Cooling upper limit
89.4
90.6
91.9
93.2
94.5
95.8
97.2
98.5
←RXYQ72AA Heating upper limit
SiUS342303E
Part 4 Functions and Control