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Model SRK28HG (Indoor unit)
SRC28HG (Outdoor unit)
Item
Model
SRK28HG SRC28HG
Cooling capacity
(1)
W 2530
Heating capacity
(1)
W 2670
Power source 1 Phase, 220/230/240V, 50Hz
Cooling input kW 0.77
Running current (Cooling) A 3.6/3.4/3.2
Heating input kW 0.685
Running current (Heating) A 3.2/3.0/2.8
Inrush current A 16.4
COP Cooling: 3.29 Heating: 3.90
Cooling
Sound level Hi: 39, Me: 33, Lo: 30 45
Noise level
Power level
dB
55 60
Heating
Sound level Hi: 39, Me: 33, Lo: 29 44
Power level 56 60
Exterior dimensions
Height × Width × Depth
mm
268 × 790 × 199 540 × 780 × 290
Color Fine snow Stucco white
Net weight kg 8.5 31
Refrigerant equipment
Compressor type & Q’ty
– 2PS146D5BC04 (Rotary type) × 1
Motor kW – 0.7
Starting method – Line starting
Heat exchanger Louver fins & inner grooved tubing Straight fin & inner grooved tubing
Refrigerant control Capillary tubes
Refrigerant
(3)
kg R22 0.89 (Pre-Charged up to the piping length of 7m)
Refrigerant oil R 0.32 (ATMOS NM56M or SUNISO 4GDID)
Deice control Microcomputer control
Air handling equipment
Fan type & Q’ty
Tangential fan × 1 Propeller fan × 1
Motor W 14 15
(Cooling) 8.5 29
Air flow (at High)
(Heating)
CMM
9.5 29
Air filter, Q’ty Polypropylene net (washable) × 2–
Shock & vibration absorber – Cushion rubber (for compressor)
Electric heater ––
Operation control
Operation switch
Wireless-Remote control –
Room temperature control Microcomputer thermostat –
Pilot lamp RUN (Green), TIMER (Yellow), HI POWER (Green), ECONO (Orange)
Safety equipment
O.D mm (in) Liquid line: φ6.35 (1/4″) Gas line: φ9.52 (3/8″)
Connecting method Flare connecting
Attached length of piping Liquid line: 0.4 m
Gas line : 0.33 m
–
Insulation Necessary (Both sides)
Drain hose Connectable
Power source cord 2 m (3 cores with Earth)
Size × Core number 1.5 mm
2
× 4 cores (Including earth cable)
Connection wiring
Connecting method Terminal block (Screw fixing type)
Accessories (included)
Mounting kit, Clean filter (Natural enzyme filter × 1, Photocatalytic washable deodorizing filter × 1)
Optional parts –
Notes (1) The data are measured at the following conditions.
Item Indoor air temperature Outdoor air temperature
Standards
Operation DB WB DB WB
Cooling 27ºC 19ºC 35ºC 24ºC ISO-T1, JIS C9612
Heating 20ºC – 7ºC 6ºC ISO-T1, JIS C9612
(2) The operation data are applied to the 220/230/240V districts respectively.
(3) The refrigerant quantity to be charged includes the refrigerant in 7 m connecting piping.
If the piping length is longer, when it is less than 10 m, add 20 g refrigerant per meter and when it is 10 to 15 m, add 30 g refrigerant per meter.
Operation data
(1)
Refrigerant
piping
Frost protection, Serial signal error protection
Fan motor error protection
The piping length is 7 m.
Compressor overheat protection, High pressure
control, Serial signal error protection
(220/230/240V)
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