This document covers the specifications for the indoor model ARTH45KMTAP.
Electrical Data
The unit operates on 220–240 V ~ 50 Hz, with an available voltage range of 198–264 V.
Cooling Performance
Cooling capacity is 12.5 kW (42,700 Btu/h) with a 4.0–14.0 kW capacity range. Rated cooling input power is 4.00 kW (maximum 5.18 kW) and rated cooling current is 16.8 A.
Heating Performance
Heating capacity is 14.0 kW (47,800 Btu/h) with a 3.8–16.5 kW capacity range. Rated heating input power is 4.00 kW (maximum 5.22 kW) and rated heating current is 16.8 A.
Efficiency and Performance Indices
Cooling EER is 3.13 kW/kW and heating COP is 3.50 kW/kW. Maximum operating current is 28.5 A, moisture removal is 4.5 L/h (7.9 pints/h), and power factor is 99.2% (cooling) and 99.2% (heating). Seasonal indices are TCSPF 4.78 / 4.94 / 5.33 (hot/average/cool climate) and HSPF 4.08 / 4.03 / 3.62 (hot/average/cool climate).
Fan, Airflow, and Static Pressure
The fan arrangement is Sirocco fan ×3 with motor output 307 W. Airflow is 2,150 / 1,930 / 1,710 / 1,530 m³/h (cooling) and the same set for heating. Static pressure range is 50–150 Pa.
Noise Level
Sound pressure levels are 40 / 36 / 33 / 29 dB(A) (cooling) and 40 / 36 / 33 / 29 dB(A) (heating). Sound power level is 65 dB(A).
Dimensions, Connections, and Controls
Heat exchanger dimensions are 336 × 1,150 × 39.9 mm. Unit dimensions are 240 × 1,400 × 700 mm (net) and 334 × 1,225 × 863 mm (gross), with weight 42 kg net / 48 kg gross. Connection piping is Ø9.52 / Ø15.88 (flare), operating range is 18–32°C cooling (≤80%RH) and 16–30°C heating, controller is wired, and protection rating is IPX0.
Safety Devices
Circuit protection is via PCB fuse (250 V, 5 A). Fan motor thermal protection activates at 110±10°C (fan stop) and resets at 70°C (fan restart).