Specifications and package contentsAll specifications and what’s included
About this model
Welkin INVKAS 48 is a cassette split system with 14.07 kW cooling capacity and R32 refrigerant.
Ceiling installation
Inverter control
Remote control
R32 refrigerant
Description and features
Rated cooling power input is 4383 W. Detailed cooling, heating and installation specifications are listed below.
About the series
Welkin INVKAS Inverter is a cassette split system. Compare capacities, power consumption, dimensions and installation requirements. Specifications depend on the selected variant.
Designed for your comfort
Why choose this model
Ceiling installation
The indoor unit fits into the ceiling, leaving the walls free.
Inverter control
Cooling output adjusts within the specified range.
Remote control
Adjust the air conditioner using the remote control.
R32 refrigerant
Refrigerant type and charge are listed in the specifications.
Technical specifications
Selected modelINVKAS 48
Full specifications
Model details6
Brand
Welkin
Series
INVKAS
Model
INVKAS 48
Air conditioner type
Cassette
Availability
In stock
Compressor capacity, W
13700
Performance20
Recommended area
94 m²
Cooling capacity
14.07 kW
Cooling capacity, BTU/h
48000
Cooling capacity range, BTU/h
12000–54000
Cooling output range, kW
3.52–15.83
Heating capacity, BTU/h
55000
Heating capacity, kW
16.12
Heating capacity range, BTU/h
14000–59000
Heating output range, kW
4.1–17.29
Design cooling load Pdesignc, kW
14.0
Design heating load, average climate, kW
11.2
Bivalent temperature Tbiv, average climate, °C
-7
Operating limit temperature Tol for seasonal calculation, °C
-10
Airflow, high/medium/low, m³/h
1900/1750/1600
Outdoor airflow, m³/h
7500
Indoor temperature, cooling, °C
16–32
Indoor temperature, heating, °C
0–30
Outdoor temperature, cooling, °C
-15–50
Outdoor temperature, heating, °C
-15–24
Cooling application area in specification, m²
64–94
Power and efficiency30
Power input
4.383 kW
Compressor
Inverter
Energy efficiency
A++
Power supply
380–415 V / 3 phase / 50 Hz
Rated cooling power input, W
4383
Cooling power input range, W
800–5900
Rated cooling current, A
8.1
Cooling current range, A
1.8–10.2
Cooling EER, W/W
3.21
Rated heating power input, W
4465
Heating power input range, W
900–5500
Rated heating current, A
8
Heating current range, A
1.9–9.5
Heating COP, W/W
3.61
SEER
6.1
Seasonal cooling class
A++
SCOP, average climate
4.0
Heating class, average climate
A+
System nameplate power input, W
6900
System nameplate current, A
13.0
Compressor mechanism
Rotary
Compressor brand
GMCC
Compressor power input, W
3700
Compressor rated load current RLA, A
7.02
Compressor thermal protection
INT01L-4639
Compressor thermal protector location
EXTERNAL
Compressor oil / charge, ml
VG74/1400
Indoor fan motor power input, W
157.0
Outdoor fan motor power input, W
126.0
Power plug
No plug
Comfort and controls9
Noise level
48 dB· Sound pressure at low indoor fan speed. The specification does not state measurement conditions.
Wi-Fi
To be confirmed
Indoor fan speed, high/medium/low, rpm
712/648/584
Indoor sound pressure, high/medium/low, dB(A)
52.5/50.5/48
Indoor sound power level, dB(A)
66
Outdoor fan speed, rpm
830/650
Outdoor sound pressure level, dB(A)
63.5
Outdoor sound power level, dB(A)
74
Temperature control
Remote control
Dimensions and installation28
Indoor coil: number of rows
3.0
Indoor coil: tube pitch × row pitch, mm
21 × 13.37
Indoor coil: fin spacing, mm
1.3
Indoor coil: fin material
Hydrophilic aluminum
Indoor coil: tube diameter and type
Ø7 mm, internally grooved
Indoor coil section dimensions, L×H×W, mm
655 × 655 × 252
Indoor coil: number of circuits
10
Indoor dimensions, W×H×D, mm
830 × 287 × 830
Indoor packing dimensions, W×H×D, mm
910 × 330 × 910
Indoor weight, net/gross, kg
29.3/33.5
Outdoor coil: number of rows
2
Outdoor coil: tube pitch × row pitch, mm
25.4 × 22
Outdoor coil: fin spacing, mm
1.4
Outdoor coil: fin material
Hydrophilic aluminum
Outdoor coil: tube diameter and type
Ø9.52 mm, internally grooved
Outdoor coil dimensions, L×H×W, mm
990 × 610 × 44
Outdoor coil: number of circuits
4
Outdoor dimensions, W×H×D, mm
952 × 1333 × 415
Outdoor packing dimensions, W×H×D, mm
1095 × 1480 × 495
Outdoor weight, net/gross, kg
103.7/118.3
Refrigerant
R32
Global warming potential GWP
675
Refrigerant charge, kg
2.9
Design pressure, high/low, MPa
4.3/1.7
Pipe diameter, liquid/gas
9.52 / 15.9 mm
Maximum pipe length, m
75
Maximum height difference, m
30
Interconnecting cable
1.5 × 4
A specification guideline. Final sizing depends on ceiling height, glazing, occupancy and heat load.
Power consumption in cooling mode
Cooling power input
800–5 900W
Rated consumption:4 383 W
Actual consumption depends on conditions and settings.
What’s included & documents
Full package contents and warranty documents are confirmed when ordering.
Delivery, installation & warranty
Delivery in Tashkent is free. Installation is a separate service with an agreed quote. Delivery timing and warranty terms are confirmed before purchase.
Official warranty across Uzbekistan. Duration depends on the model documents.
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