Model BS15-013T-d Heating capacity KW 4.56 BTU 15600 COP 5.75 Advised pool volume M³ with insulated pool cover  M³ ≦10 Operating range-Air ° C 一7~43 Advised water flow M³/H 1.5-2 Rate input Power W 793 Power supply V/Ph/Hz 220/1/50 Running current heating A 3.68 Max current heating A 4.88 Heat exchanger Titanium in PVC Compressor Rotary Fan direction Vertical Sound level d B(A) 45 Water connections mm 50/48.3 Gross weight Kg 52 Qty per 20'ft/40'ft 128/272 FAQ 1.Do you think swimming pool heat pump only used for swimming pool? No，it can also be used for Hot Spring，Fishing Farm，Jacuzzi Spa and so on. 2.Can your pool heat pump be connected to PV system? The heat pump is powered by PV system. As long as the PV system can meet the maximum power consumption of heat pump, it is feasible. 3. What’s your after- sales policy? In 2 years period, we can offer free spare parts to replace damaged parts. Out of 2 years period, we also can offer parts with cost prices. 4.How much the air to water heat pump power consumption? Mainly influenced by outdoor temperature. When the outdoor temperature is lower,the heating time is longer,the power consumption is more,and vice versa. 5.Is the use and operation of air source heat pump unit easy? It is very easy. The whole unit adopts automatic intelligent control system. The user only needs to turn on the power supply for the first time, and fully realize the automatic operation in the later use process. When the water temperature reaches the user's specified temperature, the system automatically starts up and runs when the water temperature is lower than the user's specified water temperature, so that hot water can be available 24 hours a day without waiting.