Midea R410A Direct Heating Type HPWH 50Hz Technical Manual                              MCAC-HTSM-201906 
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1  Features 
  High efficient, COP is up to 4.04 (20kW, 39kW) and 4.00 (12kW, 80kW). 
  Unit applies refrigerant heating technology to increase the total energy absorb. 
  Refrigerant E-heater design can ensure that hot water can be produced stably during defrosting period. 
  Multi protection: High and low pressure protection, over-load current protection, anti-freezing function, 
etc. 
  Multi-temperature sensors always monitor the unit operating status. 
  Max. 10 units can be connected in parallel (12, 20kW); Max. 4 units can be connected in parallel (39kW); 
Max. 2 units can be connected in parallel (80kW). 
  User-friendly wired controller as standard, real-time clock function, power-off memory function.