Eliwell Sb655 C Manual Repack
The following is a step-by-step guide to manually re-packing the Eliwell SB655 C:
Once your SB655C is configured, daily operation is a breeze:
+-------------------------------------------------------------+ | ELIWELL ENERGY SB655/C | +-------------------------------------------------------------+ [1][2] [3][4] [5][6][7] [8][9][10] [11][12][13][14][15] | | | | | | | | | | | | | | | [ POWER ] [TTL] [ RS-485 ] [ ANALOG OUT ] [ ANALOG INPUTS ] 12-24V Copy + - GND 0-10V / PWM Pb1 Pb2 Pb3 Pb4 Common Card [R1] [R2] [R3] [R4] [R5] [16][17] [18][19] [20][21] [22][23] [24][25] | | | | | | | | | | [ COMP 1 ] [ COMP 2 ] [ EVAP ] [ COND ] [ ALARM ] --- VOLTAGE-FREE RELAY OUTPUTS --- Vital Installation Protocols
Main power supply input (check label for 230Vac or 12V variant). Terminals 3 & 4: Main compressor relay output contacts. Terminals 5 & 6: Auxiliary/Defrost relay output contacts. Terminals 7 & 8: Main ambient temperature probe (Probe 1). eliwell sb655 c manual repack
A quality transforms the controller into an intuitive tool. You get:
The Eliwell SB655 C manual repack offers several benefits to users, including:
To exit and save all changes permanently, press the key or wait 15 seconds without pressing any buttons. Critical Parameter Reference Table Parameter Description Standard Default Recommended Range diF Controller Differential (Hysteresis) 1.0 °C to 4.0 °C HSE Maximum Setpoint Limit Dependent on application LSE Minimum Setpoint Limit Dependent on application Ont Compressor ON time during probe failure 10 to 30 min OFt Compressor OFF time during probe failure 10 to 30 min dty Defrost Type (0=Electrical, 1=Hot Gas, 2=Timed) Based on system design dit Interval between defrost cycles 4 to 8 hours dEt Maximum duration of a defrost cycle 20 to 45 min dSt Defrost termination temperature 4.0 °C to 15.0 °C Odd Output delay upon initial power-up 1 to 5 min (recommended) Troubleshooting Error Codes The following is a step-by-step guide to manually
This comprehensive guide serves as that repack, consolidating the essential operation parameters, installation checklists, and advanced features needed to configure and maintain the unit efficiently. Core Hardware Specifications & Architecture
The stands as one of the most reliable parametric controllers for small to medium centralized HVAC systems, chillers, and heat pumps. Designed by Eliwell by Schneider Electric , this unit manages complex operations including dual-circuit cooling, multi-stage compressor configurations, and variable frequency drives (VFD).
The SB655C's alarm system is robust. Here's a repack of common issues and fixes: Terminals 7 & 8: Main ambient temperature probe (Probe 1)
To guarantee that your repacked Eliwell SB655 C functions reliably over an extended lifecycle, implement the following operational safeguards during installation:
When switching high-current contactors or solenoids via internal relays, install an RC snubber circuit in parallel with the load to eliminate voltage spikes that can freeze the microprocessor.
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Fix: Inspect external safety components before resetting the controller. 6. Best Practices for Long-Term Reliability