Mitsubishi Heavy Industries SRRM40HENG-L, Handbook, Page: 473 / 1106

471
FDKN-H
FDKN : Wall mounted type unit with
wireless remote controller.
FDC : Outdoor unit
Applicable power source ... See the specifications
Heat pump type
Series No
Product capacity
P : R407C model
: R22 model
Model name
Example: FDKN P 25 8 H EN - S
12.1 GENERAL INFORMATION
12.1.1 Specific features
(1) Less refrigerant charge amount due to use of double phase refrigerant flow system. The total refrigerant charge amount has been
reduced by more than 50%.
(2) The indoor outdoor interconnection signal wiring has been done away with. The microcomputer chip is installed in the indoor unit.
There is no need for the unit to communicate between the outdoor and indoor units so the unit is more resistant to electromagnetic
noise thus the incidence of microcomputer malfunction has been reduced. The compressor in the outdoor unit has its own self
protection function, that reacts according to abnormal high pressure and excessive high temperature.
(3) There are only five power line between the outdoor and indoor unit. As no signal wire is used there is no need to separate the power
line from the signal line. One cab tyre cable with 6 wires encased in one sheath is enough for conducting the wiring work between
the outdoor unit and the indoor unit. This contributes to simpler wiring work in the field.
(4) All air supply ports have auto swing louvers. The indoor fan motor has two speeds of high and low.
(5) All models have service valves protruding from the outdoor unit for faster flare connection work in the field.
(6) Aero trap louver
(a) Pleasantness will be enhanced with the employment of aero trap louver. It has an excellent wind orientation and a homogeneous
air conditioning feeling is ensured at every corner in a room with the auto swing blasting which can be adjusted the maximum
70
°
downward.
(b)Louver angle can be adjusted to 4 fixed positions with the remote control. It can be adjusted at any optional angle during the
manual operation. Sidewise blast is adjustable by 40
°
in each direction.
(7) Low noise
(a) Specially developed silent fan is employed. A very gentle operation sound is assured because the noise like wind slashing sound
are suppressed effectively.
(8) Thin and compact design
(a) The unit measures 17.9 cm (208 type) or 19.6 cm (258, 308 type) in thickness and its size is so compact as a room air condi
tioner. Body of the unit is dinished in the ivory white color and a pleasant and simple design produces a very pleasant harmony
for the interior design.
12.1.2 How to read the model name