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Daikin Non Inverter Middle Static Duct FDMRN-CXV1S9

DAIKIN / SKY AIR

Daikin Non Inverter Middle Static Duct FDMRN-CXV1S9

Daikin FDMRN-CXV1S9 is a medium-static non-inverter ducted series for a concealed indoor unit and outlets positioned around the room plan.

Models and technical specifications ↓Discuss this series ↗

What to know about this series

  • Temperature sensing at the indoor unit and wired controller
  • The temperature reference can be selected through the control settings

Plan around the installation site

Place the controller and return-air path to reflect occupied-room conditions. Avoid heat sources at the sensing point, and check duct pressure and maintenance access.

DAIKIN / MODEL DATA

Models and technical specifications

Select a code to view its specifications, and confirm the indoor/outdoor pairing before using the data for design.

FDMRN55CXV1S9 / RR55DXY1S9
SpecificationUnitManufacturer data
System data
System model combination—FDMRN55CXV1S9 / RR55DXY1S9
Cooling capacitykW16.1
Cooling capacityBTU/hr55,000
Power inputW5,760
Power supplyV/Ph/HzSupply from Outdoor380-415V / 3 Phase / 50Hz
Indoor unit
Indoor unit model—FDMRN55CXV1S9
External static pressurePa147 / 120 / 90 / 69
Fan speed settings—4Step, Auto
Airflow ratem3/min48.7 / 43.9 / 37.9 / 33.1
Airflow ratecfm1,720 / 1,550 / 1,340 / 1,170
Sound leveldB(A)54 / 52 / 50 / 46
Dimensions (H × W × D)mm378 x 1,569 x 541
Weightkg56
Drain connection sizemm19.05
Outdoor unit
Outdoor unit model—RR55DXY1S9
Sound leveldB(A)65
Dimensions (H × W × D)mm852 X 1,030 X 400
Weightkg105
Liquid refrigerant pipe sizemm/inch/HunØ9.5 mm
Gas refrigerant pipe sizemm/inch/HunØ19.1 mm
Outdoor heat exchanger type—Fin tube(Copper)
Compressor type—Hermetically Sealed Scroll Type
Compressor motor outputW4,603
Maximum piping lengthm35
Maximum height differencem15
Refrigerant—R-410A
Piping length without additional refrigerantm7.5
Factory refrigerant chargekg2.8

Specifications apply to the selected model. Noise and airflow can vary with operating settings. Compare efficiency figures under equivalent test conditions. Matching cooling capacity alone does not establish suitability for replacing an existing unit.

Daikin Sky Air questions, answered

How are the two FDMRN-CXV1S9 sensing positions used?

The manufacturer lists sensors at the indoor unit and wired controller, with the reference selected in the settings. The installer should choose the point that represents the occupied area.

How should cooling capacity be selected?

Calculate the heat load from room size, height, sunlight, occupancy and equipment. AirHub360 can then help check the model, power supply and outdoor-unit location.

AIRHUB360 / LET’S PLAN TOGETHER

Discuss this series

Start with ceiling height, available ceiling void, equipment position and airflow direction. Then assess heat load, electrical supply, refrigerant and drain routes, and maintenance access. Our 4-way cassette family includes Round Flow for easier comparison of installation formats. Round Flow distributes air through 360 degrees, rather than just four directions.

Discuss this series ↗
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