Specifications
SiUS39-601 Basic Control
Function 39
2.4 Cooling Operation Fan Control
In cooling operation with low outdoor air temperature, this control is used to provide the adequate
amount of circulation air with liquid pressure secured by high pressure control using outdoor unit
fan.
STEP8
STEP7
STEP6
STEP5
STEP4
STEP3
STEP2
STEP1
STEP9
Pc<406 psi
Pc>450 psi
Pc: HP pressure sensor detection value
Pc<478 psi
Pc<261 psi Pc<391 psi
Pc<261 psi Pc<391 psi
Pc<261 psi Pc<391 psi
Pc<261 psi Pc<391 psi
Pc<261 psi Pc<391 psi
Pc<261 psi Pc<391 psi
Pc<333 psi Pc<391 psi
Fan Steps
RXYQ
72M, 96M
STEP1 0rpm
STEP2 300rpm
STEP3 325rpm
STEP4 355rpm
STEP5 400rpm
STEP6 500rpm
STEP7 630rpm
STEP8 880rpm
STEP9 920rpm