York eco YCAS Series Manual page 8

LIST OF FIGURES (CONT’D)
Fig. 21 – Multiple Point Power Supply Connection (50 Hz) .................................................................................. 70
Fig. 22 – Multiple Point Power Supply Connection with Individual System Circuit Breakers ............................. 70
Fig. 23 – Optional Single-Point Power Supply Connection with Individual System Circuit Breakers .................. 71
Fig. 24 – Elementary Diagram – Across-The-Line Start .......................................................................................... 72
Fig. 25 – Control Power Transformer Kit ................................................................................................................. 74
Fig. 26 – Standard 3-Compressor Power Supplies – Wye-Delta Start ..................................................................... 75
Fig. 27 – Elementary Diagram – Across-The-Line Start ........................................................................................... 76
Fig. 28 – Elementary Diagram ................................................................................................................................... 78
Fig. 29 – Connection Diagram ................................................................................................................................ 79B
Fig. 30 – Connection Diagram – Electric Box DXST Direct Drive .......................................................................... 84
Fig. 31 – Connection Diagram – Electrical Box ......................................................................................................... 85
Fig. 32 – Elementary Diagram – DXST Direct Drive - Control Circuit ................................................................... 87
Fig. 33 – Connection Diagram System Wiring .......................................................................................................... 90
Fig. 34 – Elementary Diagram – DXST Direct Drive – Power Circuit .................................................................... 92
Fig. 35 – Control Power Transformer Kit ................................................................................................................. 94
Fig. 36 – Standard 4-Compressor Power Supplies – Wye-Delta Start ..................................................................... 95
Fig. 37 – Standard Compressor Power Supplies – Across-The-Line Start .............................................................. 96
Fig. 38 – Standard Compressor Power Supplies – Across-The-Line and Wye-Delta Start ..................................... 98
Fig. 39 – Connection Diagram – Across-The-Line and Wye-Delta Start, Systems 1 & 2 .................................... 99B
Fig. 40 – Connection Diagram – Across-The-Line and Wye-Delta Start, Systems 3 & 4 ..................................... 102
Fig. 41 – Connection Diagram – Electrical Box ....................................................................................................... 104
Fig. 42 – Elementary Diagram, DXST Direct Drive – Control Circuit .................................................................. 106
Fig. 43 – Connection Diagram System Wiring – Standard and Remote Evap. Units ............................................. 109
Fig. 44 – Compressor Terminal Box, Systems 1 – 4 ............................................................................................... 111
Fig. 45 – Model YCAS0218EB – 0268EB Dimensions (English) .......................................................................... 112
Fig. 46 – Model YCAS0288EB Dimensions (English) ........................................................................................... 114
Fig. 47 – Model YCAS0308EB Dimensions (English) ........................................................................................... 116
Fig. 48 – Model YCAS0328EB Dimensions (English) ........................................................................................... 118
Fig. 49 – Model YCAS0358EB Dimensions (English) ........................................................................................... 120
Fig. 50 – Model YCAS0398EB – 0418EB Dimensions (English) .......................................................................... 122
Fig. 51 – Model YCAS0218EB – 0268EB Dimensions (SI) .................................................................................. 124
Fig. 52 – Model YCAS0288EB Dimensions (SI) .................................................................................................... 126
Fig. 53 – Model YCAS0308EB Dimensions (SI) .................................................................................................... 128
Fig. 54 – Model YCAS0328EB Dimensions (SI) .................................................................................................... 130
Fig. 55 – Model YCAS0358EB Dimensions (SI) .................................................................................................... 132
Fig. 56 – Model YCAS0368EB – 0418EB Dimensions (SI) .................................................................................. 134
Fig. 57 – Model YCAS0685EB Dimensions (SI) .................................................................................................... 136
Fig. 58 – Model YCAS0775EB – 0905EB Dimensions (SI) .................................................................................. 138
Fig. 59 – Model YCAS0965EB Dimensions (SI) .................................................................................................... 140
Fig. 60 – Model YCAS1065EB – 1215EB Dimensions (SI) .................................................................................. 142
Fig. 61 – Clearances ................................................................................................................................................. 144
Fig. 62 – Neoprene Isolator Details ......................................................................................................................... 151
Fig. 63 – 1" Isolator Details ..................................................................................................................................... 152
Fig. 64 – Seismic Isolator Details ............................................................................................................................ 153
Fig. 65 – Refrigerant Flow Diagram ......................................................................................................................... 157
Fig. 66 – Process and Instrumentation Diagram ...................................................................................................... 158
Fig. 67 – Component Locations – 3-Compressor Units ......................................................................................... 159
Fig. 68 – Component Locations – 4-Compressor Units ......................................................................................... 160
Fig. 69 – Compressor Components ......................................................................................................................... 161
Fig. 70 – Motor Protector ........................................................................................................................................ 176
Fig. 71 – Component Layout ................................................................................................................................... 179
Fig. 72 – Logic Section Layout ................................................................................................................................ 180
Fig. 73 – Suction Pressure Cutout ........................................................................................................................... 188
Fig. 74 – Enlarged Photograph of Dip Switches on Microprocessor Board .......................................................... 194
Fig. 75 – Condenser Fan Control Layout for DXST Compressor Units ............................................................... 216
Fig. 76 – Condenser Fan Control Layout for DXST Compressor Units ............................................................... 219
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