12Technical Specifications (Cont.)System type Heat pumpSystem model 53QDMT48-518 53QDMT60-518Indoor unit model 42QDMT48-718 42QDMT60-718Outdoor unit model 38QDMT48-518 38QDMT60-518Cooling capacity Btu/hr 44500 52300kW 13.04 15.33Rated input - cooling W 4200 4725Rated current - cooling A 7.5 8.3E.E.R. – Cooling Btu/wh 10.59 11.07W/W 3.10 3.24Heating capacity Btu/hr 47500 55300kW 13.92 16.21Power input (Outdoor + Indoor) - Heating W 3795 4155Current input (Outdoor + Indoor)-Heating A 6.7 7.6C.O.P - Heating W/W 3.67 3.90Indoor unit 42QDMT48-718 42QDMT60-718Nominal actual wet air flow (high/med/low)( @ 0 external static pressure )cfm 1370 / 1260 / 715 1470 / 1375 / 860m 3 /hr 2322 / 2136 / 1212 2492 / 2331 / 1498Indoor maximum external static pressure in.wg 0.40 0.40Pa 100 100Sound Pressure (high/med/low) dB(A) 48.2 / 44.1 / 38.4 50.4 / 47.1 / 41.5Net Dimensions (W×H×D) mm 1200 × 300 × 865 1200 × 300 × 865Net Weight kg 47 47Outdoor unit 38QDMT48-518 38QDMT60-518Tropical compressor type Scroll ScrollRefrigerant type / Coupler type R22 / Flare R22 / FlareSound pressure dB(A) 68 69Net Dimensions (W×H×D) mm 860 × 1150 × 350 860 × 1150 × 350Net Weight kg 90 92Pipe connection sizes ( inch ) Liquid 3/8” 3/8”Gas 3/4” 3/4”Maximum pipe length m 30 30Maximum height difference m 15 15Condensate drain hose diameter mm 25 25Power supply V/ph/Hz 380-420/3/50 380-420/3/50* Cooling Capacity, Dehumidification and Energy Efficiency Ratio (EER) based on EN 14511 / ISO 5151 Standards at conditions :35ºC ambient Temperature. 27/19ºC db/wb Indoor Temperature. High Air Flow380 volts power supply (for sizes 48K-60K) Three Phase.* Systems work in cooling at high ambient temperature up to 52ºC* Heating Capacity and Coefficient Of Performance (COP) are based on EN 14511 / ISO 5151 Standards at operating conditions :20ºC db Indoor Temperature 7/6ºC db/wb Outdoor Temperature. High Air Flow400 volts power supply (for sizes 48K-60K).* For detailed air flow, static pressure and sound performance, see next pages* For detailed cooling and heating performance, see next pages* Carrier is committed to continuously improving its products according to national and international standardsto ensure the highest quality and reliability standards, and to meet market regulations and requirements.All specifications subject to change without prior notice according to Carrier policy of continuous development.