ECOLINE with SE-B1 / SE-B2, direct-on-line start Ecoline reciprocating compressor with protection device SE-B1 or -B2 and direct-on-line start (capacity control as option) Last revision of the diagram:01.01.2010 Technical documents for further information:KB-100: Operating instructions Semi-hermetic reciprocating compressorsCT-120: Protection devices for BITZER compressors