ECOLINE VARISPEED with .F1 and SE-B1 Ecoline Varispeed reciprocating compressor with frequency inverter .F1 and protection device SE-B1 (with maximum possible equipment) Last revision of the diagram:30.04.2015 Technical documents for further information:KB-100: Operating instructions Semi-hermetic reciprocating compressorsKT-210: Technical information Ecoline Varispeed with frequency inverter .F1CT-120: Protection devices for BITZER compressors