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Model YCAV Air-Cooled Screw Compressor Liquid Chillers Style A

Model YCAV Air-Cooled Screw Compressor Liquid Chillers ... - DCES

Model YCAV Air-Cooled Screw Compressor Liquid Chillers ... - DCES

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FORM 201.21-EG1 (711)4 COMPRESSOR POWER WIRING CONNECTIONSUNIT CONTROLSEVAPORATOR HEATERSTANDARDCONTROLTRANSFORMERVSD4VSD2VSD1VSD3STANDARDCONTROLTRANSFORMEREVAPORATOR HEATERFANCONTACTORSLINEREACTORLINEREACTORFANCONTACTORSCIRCUITBREAKER 2CIRCUITBREAKER 1GRDINDIVIDUAL SYSTEMCOMPESSOR SWITCHES(OPTION)TERMINALBLOCKGRDSee Note 3INDIVIDUAL SYSTEMCOMPESSOR SWITCHES(OPTION)FIELD PROVIDEDUNIT POWERSUPPLYCOMP4COMP2COMP1COMP3FIG. 5 – FOUR COMPRESSOR WIRING DIAGRAM WITH CIRCUIT BREAKER – SINGLE POINTFIG. 6 – FOUR COMPRESSOR WIRING DIAGRAM WITH TERMINAL BLOCK – SINGLE POINTJOHNSON CONTROLS155

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