This article serves as a consolidated technical reference for the Eliwell SB655 C, covering installation, wiring, and parameter programming.
Press the key again to save the new value and return to the normal temperature display. Parameter Programming (The Repack Framework)
Ensure all high-voltage terminals are tight.
2. The "Repack" Process: Step-by-Step Hardware Refurbishment eliwell sb655 c manual repack
Always isolate the main power grid before adjusting terminal block wiring. Use screw-terminal connections supporting up to 2.5 mm² single conductors.
Slide the lateral mounting brackets backward to release the controller from the panel cutout.
1 or 2 PTC/NTC temperature probes (configurable via parameter) Digital Inputs: 1 voltage-free configurable digital input Outputs: This article serves as a consolidated technical reference
: Bookmark this article, download or assemble your repack today, and print the one-page quick reference. Tape it inside the electrical panel of every cabinet that uses an SB655 C. Your future self—and your compressors—will thank you.
Electronic controllers for centralised air-conditioning units
What you are controlling (e.g., walk-in freezer, beverage cooler, open display case). The exact target temperature (Setpoint) you require. Whether you are using NTC or PTC type probes . Slide the lateral mounting brackets backward to release
The Eliwell SB655 C is a member of the "Energy Flex" series, a family of advanced controllers designed for HVAC systems like heat pumps, chillers, and air conditioning units with up to two circuits. It's a central brain for complex systems, managing compressors (including inverter types), fans, pumps, and defrost cycles.
Rated at IP65 for water and dust resistance.
