HITACHI Yutaki S Combi RAS-5WHNPE / RWD-5.0NW1E-220S

The Yutaki S unit produces hot or cold water that is supplied to low-temperature radiators, local air conditioning units, underfloor heating or a combination of all three. When connected to a water tank, it can also be used to produce domestic hot water. It works with solar panels, existing boilers and heat exchangers to heat pool water. It has auxiliary electrical resistors.

The Yutaki S air-to-water heat pump consists of an outdoor unit equipped with a high-pressure scroll inverter compressor which is connected to an indoor hydraulic unit equipped with an intelligent controller. 

It is distinguished by:

• High COP (4.1) and EER (3.5). Energy class A. 
  
• Low operating costs. Cost reduction of up to 60% compared to traditional heating methods 
• DC Inverter PAM technology. Hitachi is a pioneer in "DC" inverter air conditioners and uses this technology in the operation of compressors and fans.The result is savings of up to 30% compared to constant speed technology. 
• Heating guaranteed down to -20 °C 
• Production of hot water at a temperature of 60 °C at an ambient temperature of up to -5 °C 
• Ecological operation: 30 % ~ 50 % reduction of CO2 emissions
• Low noise level
• Standard Controller: the programmable wireless controller is designed to control the heating system efficiently, ensuring comfortable temperatures and cost savings.