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Product specifications

WSTBVS-J112-MT1FUN

VRF system — Cassette 8-way indoor unit

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The Welkin WSTBVS-J112-MT1FUN — VRF Cassette 8-way indoor unit.
ModelWSTBVS-J112-MT1FUN
SeriesCassette 8-way indoor unit
Panel modelWZN08N
Capacity (ton)3.2
Capacity (kW)11.2
QCC RegistrationRegistered
RegionUAE

Indoor unit

Power supply (V / Hz / phase)220–240 / 50 (60) / 1
Cooling capacity (kW)11.2
Heating capacity (kW)13
Indoor air flow by fan speed, high → low (m³/h)1800 / 1440 / 1260
Noise level by fan speed, high → low (dB(A))44 / 42 / 40
Net dimensions (W × D × H, mm)840 × 840 × 288
Packing dimensions (W × D × H, mm)915 × 915 × 355
Net weight (kg)27
Gross weight (kg)31
Operating temperature (°C)16–32
Application area (m²)50–75

Fan motor and coil

Fan motor modelXD100B-ZL
Fan motor brandPanasonic
Fan motor output (W)120
Fan speed by setting, high → low (rpm)710 / 630 / 570
Coil rows2
Fin pitch (mm)1.3
Fin materialHydrophilic aluminium fin
Tube outside Ø (mm) and typeØ 7, inner grooved
Heat exchange area (m²)17.37

Refrigerant pipe and wiring

Refrigerant pipe, liquid side, Ø (mm)9.52
Refrigerant pipe, gas side, Ø (mm)15.88
DrainageR3/4 in (DN20)
Power wiring, indoor (mm²)3 × 1.5
A/B signal wiring, IDU–ODU and IDU–IDU (mm²)2 × 0.5

Panel

Net dimensions (W × D × H, mm)950 × 950 × 55
Packing dimensions (W × D × H, mm)1000 × 1000 × 100
Net weight (kg)5.7
Gross weight (kg)8.3

Product features

5-fold heat exchanger

A five-sided coil wraps the fan, so the whole 360° of airflow passes over exchanger surface.

Round-way air supply

Eight outlets send air in every direction at once — no cold spot under the unit, no dead corner.

Long-distance air supply

The fan throws conditioned air far enough to cover the room from one point.