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2
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Item
Model
SRK20HG-S SRC20HG-S
Cooling capacity
(1)
W 2070
Heating capacity
(1)
W 2220
Power source 1 Phase, 220/230/240V, 50Hz
Cooling input kW 0.64
Running current (Cooling) A 3.1/3.0/2.9
Heating input kW 0.61
Running current (Heating) A 3.0/2.9/2.8
Inrush current A 18.9
COP Cooling: 3.23 Heating: 3.64
Cooling
Sound level Hi: 34 , Me: 30 , Lo: 27 46
Noise level
Power level
dB
52 60
Heating
Sound level Hi: 34 , Me: 31 , Lo: 27 46
Power level 52 60
Exterior dimensions
Height × Width × Depth
mm
268 × 790 × 199 540 × 780 × 290
Color Fine snow Stucco white
Net weight kg 8.5 29
Refrigerant equipment
Compressor type & Q’ty
– RM-B5077MNE4 (Rotary type) × 1
Motor kW – 0.65
Starting method – Line starting
Heat exchanger Louver fins & inner grooved tubing Straight fin & inner grooved tubing
Refrigerant control Capillary tubes + Electronic expansion valve
Refrigerant
(3)
kg R410A 0.95 (Pre-Charged up to the piping length of 15m)
Refrigerant oil R 0.35 (MA68)
Deice control Microcomputer control
Air handling equipment
Fan type & Q’ty
Tangential fan × 1 Propeller fan × 1
Motor W 14 14
(Cooling) 7.5 27
Air flow (at High)
(Heating)
CMM
7.5 27
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.
2 SELECTION DATA
2.1 Specifications
Model SRK20HG-S (Indoor unit)
SRC20HG-S (Outdoor unit)
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 15 m connecting piping.
(Purging is not required even for the short piping.)
Operation data
(1)
Refrigerant
piping
Frost protection, Serial signal error protection, Compressor overheat protection,
High pressure control, Indoor fan motor error protection
The piping length is 7.5 m.
(220/230/240V)
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