Outline Of Cooling Operation; Outline Of Dehumidifying (Dry) Operation - Mitsubishi Heavy Industries SRK63ZR-WF Technical Manual

5)
5)
(ii)
1)
(ii)
1) 2)
2)

(16) Outline of cooling operation

(a) Operation of major functional components in cooling mode
Compressor
Indoor fan motor
Outdoor fan motor
4-way valve
(b) Detail of control in each mode (Pattern)
1) Fuzzy operation
Fan speed
AUTO
HI
MED
LO
ULO
(17) Outline of automatic operation

(17) Outline of dehumidifying (DRY) operation

(a) Determination of operation mode
(a) Purpose of DRY mode
The purpose is "Dehumidification", and not to control the humidity to the target condition.
Indoor/outdoor unit control the operation condition to reduce the humidity, and also prevent over cooling.
Indoor air temperature (˚C)
(b)
(i)
(ii)
When both the indoor and the outdoor air temperatures are in the range "A", cooling or heating is switched depending on
−
−
operation
operation
¡Defrost operation
Heating operation
Depends on an operation condition, the time can be longer than 7 minutes.
Thermostat ON
ON
ON
ON
OFF
Model
SRK63ZR-WF
12-106rps
12-106rps
12-68rps
12-50rps
12-32rps
27.5
25.5
18.0
1) 2)
1) 2)
(model SRK63 : 10
15 minutes.
(model SRK63 : 10
15 minutes.
Max. 15 minutes
Cooling
Thermostat OFF
OFF
ON
OFF
(few minutes ON)
OFF
SRK71ZR-WF SRK80ZR-WF
20-98rps
20-76rps
20-98rps
20-76rps
20-64rps
20-56rps
20-46rps
20-40rps
20-26rps 20-26rps
A Dehumidifying
Heating
18
Outdoor air temperature (˚C)
44
- -
'22 • SRK-T-362
−
−
satisfied
satisfied
2~7 minutes
'09•SRK-DB-087D
Hot keep operation
Failure
OFF
OFF
OFF
(few minutes ON)
OFF
Cooling
30