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3
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'18 • SRK-T-250
1. SPECIFICATIONS
RWA000Z274
Model
Item
SRK20ZS-W
Indoor unit SRK20ZS-W Outdoor unit SRC20ZS-W
Power source 1 Phase, 220 - 240V, 50Hz / 220V, 60Hz
Operation
data
Nominal cooling capacity (range) kW 2.0 ( 0.9 (Min.) - 2.9 (Max.))
Nominal heating capacity (range) kW 2.7 ( 0.9 (Min.) - 4.3 (Max.))
Heating capacity (H2) kW —
Power consumption
Cooling
kW
0.44 ( 0.19 - 0.80 )
Heating 0.59 ( 0.20 - 1.40 )
Heating (H2) —
Max power consumption 1.65
Running current
Cooling
A
2.6 / 2.5 / 2.4 (220/ 230/ 240V)
Heating 3.2 / 3.0 / 2.9 (220/ 230/ 240V)
Inrush current, max current 3.2 / 3.0 / 2.9 (220/ 230/ 240V)
Max.
9
Power factor
Cooling
%
79
Heating 85
EER Cooling 4.55
COP
Heating 4.58
Heating (H2) —
Sound power level
Cooling
dB(A)
48 56
Heating 50 56
Sound pressure level
Cooling Hi: 34 Me: 25 Lo: 22 ULo: 19 45
Heating Hi: 36 Me: 29 Lo: 23 ULo: 19 45
Silent mode sound pressure level — Cooling:42 / Heating:43
Exterior dimensions (Height x Width x Depth) mm 290 x 870 x 230 540 x 780(+62) x 290
Exterior appearance
(Equivalent color : Munsell, RAL)
Fine snow (Pure white)
( 8.0Y 9.3/0.1 ) , ( 9003 )
Stucco white
( 4.2Y 7.5/1.1 ) , ( 7044 )
Net weight kg 9.5 31.5
Compressor type & Quantity — RM-C5077SBE71( Rotary type ) x 1
Compressor motor (Starting method) kW — 0.75 ( Inverter driven )
Refrigerant oil (Amount, type) ℓ — 0.30 ( DIAMOND FREEZE MB75 )
Refrigerant (Type, amount, pre-charge length) kg R32 0.62 in outdoor unit (Incl. the amount for the piping of 15m )
Heat exchanger Louver fins & inner grooved tubing M fins & inner grooved tubing
Refrigerant control Capillary tubes + Electronic expansion valve
Fan type & Quantity Tangential fan x 1 Propeller fan x 1
Fan motor (Starting method) W 42 x1 (Direct drive) 24 x1 (Direct drive)
Air flow
Cooling
m
3
/min
Hi: 9.3 Me: 7.0 Lo: 5.9 ULo: 5.0 27.4
Heating Hi: 10.0 Me: 8.5 Lo: 6.5 ULo: 5.9 23.6
Available external static pressure Pa 0 0
Outside air intake Not possible —
Air filter, Quality / Quantity Polypropylene net (Washable) x 2 —
Shock & vibration absorber Rubber sleeve (for fan motor)
Rubber sleeve (for fan motor & compressor)
Electric heater — —
Operation
control
Remote control Wireless remote control
Room temperature control Microcomputer thermostat
Operation display RUN: Green, TIMER: Yellow
Safety equipments
Compressor overheat protection, Overcurrent protection,
Frost protection, Serial signal error protection, Indoor fan motor error protection,
Heating overload protection( High pressure control ), Cooling overload protection
Installation
data
Refrigerant piping size (O.D) mm Liquid line:
φ
6.35 (1/4") Gas line:
φ
9.52 (3/8")
Connecting method Flare connection Flare connection
Attached length of piping m Liquid line : 0.54 / Gas line : 0.47 —
Insulation for piping Necessary ( Both sides ), independent
Refrigerant line (one way) length m Max.20
Vertical height diff. between O.U. and I.U. m Max.10 ( Outdoor unit is higher ) / Max.10 ( Outdoor unit is lower )
Drain hose Hose connectable ( VP 16 ) Hole
φ
20 x 2 pcs
Drain pump, max lift height mm — —
Recommended breaker size A 16
L.R.A. (Locked rotor ampere) A 3.2 / 3.0 / 2.9 (220/ 230/ 240V)
Interconnecting wires Size x Core number 1.5mm
2
x 4 cores (Including earth cable) / Terminal block (Screw fixing type)
IP number IPX0 IPX4
Standard accessories
Mounting kit, Clean filter ( Allergen clear filter x 1, Photocatalytic washable deodorizing filter x 1 )
Option parts Interface kit ( SC-BIKN2-E )
The pipe length is 5m.
Notes (1) The data are measured at the following conditions.
(2) This air-conditioner is manufactured and tested in conformity with the ISO.
(3) Sound level indicates the value in an anechoic chamber. During operation these values are somewhat higher due to ambient conditions.
(4) Select the breaker size according to the own national standard.
Item
Operation
Indoor air temperature Outdoor air temperature
Standards
DB WB DB WB
Cooling 27˚C 19˚C 35˚C 24˚C ISO5151-T1
Heating 20˚C — 7˚C 6˚C ISO5151-H1
Heating (H2) 20˚C — 2˚C 1˚C ISO5151-H2
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