7 sizes with nominal cooling capacity from 5.4 to 17.8 kW and nominal heating capacity from 6.1 to 20.1 kW. Heat pump version only for both cooling and heating operation. R410A refrigerant. Very compact footprint (-20% vs MQH R407C). Rotary compressors for size 6 (single phase), 8 & 10 (single or 3-phase). Scroll compressors for size 12, 14, 16 & 18 (3-phase). Evaporator is of stainless steel plate heat exchanger type with antifreeze protection by electric heater. Air cooled condenser coil with blue fins. Condenser fans with variable speed controller. Control panel with direct access from exterior. ILTC microprocessor auto-adaptive control with BMS interface (ModBus protocol). Standard equipment : - Condenser coil blue fins - BMS interface with ModBus protocol - Water pump with stainless steel impeller - Fan variable speed controller - Water filter - Rubber pads - Main switch - Phase monitor (3-phase unit only) - Integrated hydro kit : expansion tank, water pump, safety valve, air vent valve, drain valve and pressure gauge Options and accessories : - External water tank - water stop valves