SiUS342004EB
Basic Control
Part 4 Functions and Control
90
Note(s)
5.4 Compressor Step Control
1. Depending on the operating conditions of compressors, the compressors may run in patterns
other than those aforementioned.
The compressor operation varies in the following steps according to information in Compressor PI Control on page 88.
Furthermore, the operating priority of compressors is subject to information in Operating Priority and Rotation of
Compressors on page 89.
Single unit installation
RXYQ72-120XA, RXYQ72-120XB
Step No.
rps
Step No.
rps
Step No.
rps
1
15.0
61
36.7
121
84.5
2
15.2
62
37.2
122
85.7
3
15.4
63
37.7
123
86.9
4
15.6
64
38.3
124
88.1
5
15.9
65
38.8
125
89.4
6
16.2
66
39.3
126
90.6
7
16.5
67
39.9
127
91.9
8
16.8
68
40.5
128
93.2
9
17.1
69
41.0
129
94.5
10
17.4
70
41.6
130
95.8
11
17.7
71
42.2
131
97.2
12
18.0
72
42.8
132
98.5
13
18.3
73
43.4
133
99.9
14
18.6
74
44.0
134
101.3
15
19.0
75
44.6
135
102.7
16
19.4
76
45.2
136
104.2
17
19.8
77
45.8
137
105.6
18
20.1
78
46.5
138
107.1
19
20.5
79
47.1
139
108.4
20
20.7
80
47.8
140
110.1
21
21.0
81
48.5
141
111.7
22
21.3
82
49.1
142
113.2
23
21.6
83
49.8
143
114.8
24
21.9
84
50.5
144
116.4
25
22.2
85
51.1
145
118.0
26
22.5
86
52.0
146
119.7
27
22.9
87
52.7
147
121.4
28
23.2
88
53.4
148
123.1
29
23.5
89
54.2
149
124.8
30
23.8
90
54.9
150
126.5
31
24.2
91
55.7
151
128.3
32
24.5
92
56.5
152
130.1
33
24.9
93
57.3
153
132.0
34
25.2
94
58.1
154
133.8
35
25.5
95
58.9
155
135.7
36
25.9
96
59.7
156
137.6
37
26.3
97
60.5
157
139.5
38
26.6
98
61.4
158
140.0
39
27.0
99
62.3
40
27.4
100
63.4
41
27.8
101
64.0
42
28.1
102
64.9
43
28.5
103
65.6
44
29.0
104
66.6
45
29.4
105
67.7
46
29.8
106
68.6
47
30.2
107
69.6
48
30.6
108
70.6
49
31.0
109
71.6
50
31.5
110
72.6
51
31.9
111
73.6
52
32.4
112
74.6
53
32.8
113
75.7
54
33.3
114
76.7
55
33.8
115
77.8
56
34.2
116
78.9
57
34.7
117
80.0
58
35.2
118
81.1
59
35.7
119
82.2
60
36.2
120
83.4
72 class upper limit
96 class upper limit
120 class upper limit
Summary of Contents for VRV RXYQ72-384XAYCA
Page 1: ...Service Manual RXYQ72 384XAYCA RXYQ72 384XBYCA Heat Pump 60 Hz SiUS342004EB...
Page 395: ...SiUS342004EB Wiring Diagrams Part 7 Appendix 388 FXFQ07 09 12 15 18 24 30 36 48TVJU 3D086460B...
Page 397: ...SiUS342004EB Wiring Diagrams Part 7 Appendix 390 FXZQ05 07 09 12 15 18TAVJU 3D110443A...
Page 401: ...SiUS342004EB Wiring Diagrams Part 7 Appendix 394 FXEQ07 09 12 15 18 24PVJU 3D098557A...
Page 402: ...Wiring Diagrams SiUS342004EB 395 Part 7 Appendix FXDQ07 09 12 18 24MVJU C 3D050501C...
Page 409: ...SiUS342004EB Wiring Diagrams Part 7 Appendix 402 FXHQ12 24 36MVJU 3D048116C...
Page 410: ...Wiring Diagrams SiUS342004EB 403 Part 7 Appendix FXAQ07 09 12 18 24PVJU 3D075354F...
Page 418: ...Wiring Diagrams SiUS342004EB 411 Part 7 Appendix VAM1200GVJU 3D073270D...