Mitsubishi SRK63ZEA-S1, Technical Manual

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(3) Details of control at each operation mode (pattern)
(a)
Fuzzy operation
Deviation between the room temperature setting correction temperature and the suction air temperature is calculated in
accordance with the fuzzy rule, and used for control of the air capacity and the inverter command speed.
(b) Heating thermostat operation
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Operating conditions
If the inverter command speed obtained with the fuzzy calculation drops below -24 rps during the heating fuzzy operation,
the operation changes to the heating thermostat operation.
¡
Detail of operation
4.8 Outline of heating operation
(1) Operation of major functional components in heating mode
(2) Air flow selection
(a)
Speed of inverter changes within the range of selected air flow.
Item
Indoor fan motor ON ON OFF
Flap and louver ON or OFF ON or OFF Stop position control
Display Lights up Lights up Lights up or flashes
Outdoor fan motor
ON
4-way valve Depending on the stop mode ON Depending on the stop mode
Electronic expansion valve
Depending on the EEV control
When the inverter
speed is 0rps
When the inverter speed
is other than 0rps
When the inverter speed is 0rps
due to an anomalous stop
Functional
components
(b)
When the defrosting, protection device, etc. is actuated, operation is performed in the corresponding mode.
(c) Outdoor unit blower operates in accordance with the inverter command speed.
Model
SRK63ZEA-S1 SRK71ZEA-S1
Air flow selection
Inverter command speed 12~88rps 12~95rps
Air flow
Depends on inverter command speed.
Inverter command speed 12~88rps 12~95rps
Air flow
9th speed fixed
Inverter command speed 12~88rps 12~95rps
Air flow 7th speed fixed
Inverter command speed 12~74rps 12~80rps
Air flow 5th speed fixed
ULO
Inverter command speed 12~40rps
Air flow 3rd speed fixed
Auto
HI
MED
LO
Model
SRK63ZEA-S1, 71ZEA-S1
Item
Inverter command speed 0rps [Comp. stopped]
Indoor fan motor
Hot keep N or M mode
→
1st speed
Outdoor fan motor Stop
Flap and louver Horizontal, center