For the most accurate and safe installation, refer to these official documents:
Go to: www.se.com (Schneider Electric owns Eliwell) Search for "SB 655 C" in the search bar. Look under "Downloads" → "User manual" or "Technical documentation" . The file will be a complete PDF, often named like ELIWELL_SB655C_ENG.pdf . eliwell sb655 c manual best
Free Cooling/Heating, automatic summer-winter changeover, and adaptive cooling For the most accurate and safe installation, refer