SiAF332111E Control for 4/5/10/12 HP Outdoor Unit
Part 4 Functions and Control 57
1.2.2 Compressor PI Control
Carries out compressor capacity control to maintain Te at constant during cooling operation
thus ensuring stable unit performance.
Cooling operation
Controls compressor capacity to achieve target Te value (TeS).
Te: Low pressure equivalent saturation temperature (°C)
TeS: Target temperature of Te (Varies depending on Te setting, operating frequency,
etc.)
Compressor Frequency
4/5 HP
Depending on the operating conditions of the compressor, the compressor can be run in an
operating mode different from the modes listed in the table above.
Te setting (Setting mode 2) (°C)
Lower
Normal
(Default)
Higher
367891011
Step
Frequency (Hz)
RXQ4ARV1 RXQ5ARV1
1― 45
2 ― 52.5
357 57
4 61.5 61.5
566 66
672 72
778 78
8 85.5 85.5
993 93
10 100.5 100.5
11 109.5 109.5
12 118.5 118.5
13 127.5 127.5
14 136.5 136.5
15 145.5 145.5
16 154.5 154.5
17 163.5 163.5
18 174 174
19 183 183
20 192 192
21 201 202.5
22 211.5 213
23 222 225
24 232.5 237
25 243 250.5
26 ― 264
27 ― 279
28 ― 294
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