Elementary Diagram Control Circuit | York YCAS0130 guide

FORM 201.19-NM1 (204)

ELEMENTARY DIAGRAM

CONTROL CIRCUIT

7

LD09373

YORK INTERNATIONAL

79

Image 79

York YCAS0130 manual Elementary Diagram Control Circuit

Contents

AIR-COOLED Screw Liquid Chillers INSTALLATION, Operation & Maintenance New Release XXXXX-XXX Changeability of this Document Safety Symbols General Safety Guidelines Table of Contents Table of Contents CONT’D Micro Panel Contents List of Tables Maintenance List of Figures Dimensions SI Standards for Safety General Chiller Information & Safety Mechanical Strength General AccessSuitability for Application Structural Support Refrigerants and Oils High Temperature and Pressure CleaningRotating Parts Sharp Edges General Description Product DescriptionCompressor Condenser Evaporator Oil Cooling Power and Control PanelEconomizer Oil Separator/System Microprocessor Controls Each power compartment containsControl section contains Options sections contain Current Overload Motor Protection Modules 2ACEHaxxx Improper Phase Sequence Current Imbalance Loaded & Unloaded/ Loss of PhaseThermal Overload Ycas Style G, ACROSS-THE-LINE 60 HZ Motor Protector DIP Switch Setting Motor Protector DIP Switch Setting CONT’D Ycas Style G, WYE Delta Start 60 HZ 321 126 279 109 Display Control Circuit Terminal Block Multiple Point Power Connection StandardSingle-Point Power Connection without Circuit Protection Program Following options provide added protection Basic Part Number Data Examples Product Identification Number PIN Handling and Storage Lifting Weights Lifting Lugs Unit Rigging Installation Installation General Requirements Installation Water Treatment Weld Flange Optional FlangesD5 = 1.447 x L Units with Single-Point Power Supply Wiring Remote Emergency Stop Device Alarm ContactsFlow Switch Remote Setpoint Offset Temperature Power Panel Section Power Panel Layouts Typical Option Panel Section Option Panel Layout Typical Hz Models Logic Section LayoutDescription Logic Section Layout with Control Panel Logic Section Layout with Control Panel Customer Connections Customer Connections CB1, CB2, CB3 Commissioning Compressor Heaters Switch SettingsTemperature Sensors Programmed Settings Oil Pressure System SwitchesInterlocks Start-up This page intentionally left blank Operation This page intentionally left blank Glycol Correction Factors Technical DataGlycol Correction Example With YCAS0140 Ycas Temperature and FlowsMIN MAX Model Leaving Water Number Temperature C YcasAIR on Condenser C English Units Model Number Ycas Physical Data SI Units Model Number Ycas Operating Limitations English Units Operating Limitations and Sound Power Data Suitable for ∆ Start Across-The-Line-Start Electrical Data 719 PROTECTION13 Standard Optional NF Disc SW2 Model System #1 System #2 Volts Compressor Data Chiller FIELD-SUPPLIED Wiring Field Provided Power Supply 107 RLA X-LRA QTY Suitable for Across-The-Line-Start MAX Amps Compressor DataCompressor Model and Voltage Code DXS45LA Motor Code a Voltage Code Voltage Code Electrical Notes This page intentionally left blank Wiring Diagram ACROSS-THE-LINE Start Wiring Diagram LD09233 Elementary Diagram ACROSS-THE-LINE Start Elementary Diagram Controlpower Supply WYE-DELTA Start Elementary Diagram WYE-DELTA Start Elementary Diagram Controlpower Supply Power Panel System #1 Component Locations Control Panel Component Location Power Panel System #2 Component Locations LD09241 ACE Motor Protector Module Connection Diagram System Wiring Compressor Terminal BOX Elementary Diagram Control Circuit #3/#4 #5/#6 #7/#8 #9/#10 This page intentionally left blank Models Dimension Dimensions YCAS0130 YCAS0180 English Center of Gravity Alum Model YCAS0130 0180 Dimensions SI Dimensions YCAS0130 YCAS0180 SI 2573.0 1127.8 Model YCAS0200 YCAS0230 Dimensions English Dimensions YCAS0200 YCAS0230 English 119.4 43.2 38.0 Model YCAS0200 YCAS0230 Dimensions SI Dimensions YCAS0200 YCAS0230 SI 3032.8 Clearances Aluminium and Black Fin Condenser Coils Weight Distribution and Isolator Mounting Positions Color Isolator MAX Load Defl Spring Type & Size Isolator MAX Load Defl Type & Size Type Awmr Isolator Details Type Color MAX. Load Deflection Copper Fin Condenser Coils Copper FIN Condenser Coils Weight Distribution by Model LBS 544.3 29.7 50-553 250 1021.5 Aluminium Fin Condenser Coils With Silencer Kit Aluminum FIN Coil Weight Distribution by Model LBS 100 101 102 Aluminum Fin Condenser Coils 103 Copper Fin Condenser Coils with Silencer Kit 104 105 106 107 108 Refrigerant Flow Diagram 109 Process and Instrumentation Diagram 110 Component Locations 111 Compressor Components 112 Compressor Components CONT’D 113 114 Part Name 115 116 System Startup Checklist Switch Switch Open Switch Closed Setting Power on Both System Switches OFF118 SYS 119 120 121 Chiller Control Panel Programming and Data Access Keys 123 Introduction & Physical Description Expansion Board System Switches 1Internal Clock & Memory Backup Battery Power Supply Board 125 Relay Output Boards 126 TOP View Side View127 Remote Start/Stop Remote Current Reset128 129 Remote Setpoint Temperature Reset Designation Description 130 131 132 133 134 135 Schedule Shutdown Status KEY General Status Messages & Fault WarningsUnit Switch OFF Remote Controlled Shutdown Low Battery Warning System Switches OFFAnti-Recycle Timers Anti-Coincidence Timers Incorrect Unit Type Warning Power Failure WarningPump Down Incorrect Refrigerant Warning Low Leaving Chilled Liquid Temperature Cutout Suction Temperature LimitingLow Ambient Temperature Cutout High Ambient Temperature Cutout 140 Flow Switch OpenHigh Discharge Temperature Cutout High Oil Differential Pressure Cutout Low Oil Differential Pressure Cutout High Oil Temperature CutoutLow Suction Pressure Cutout 142 High Compressor Motor Current Cutout 143 Low Evaporator Temperature Cutout R407C Only 144 Display Keys & Option Switches MIN. Limit MAX. Limit 145 146 Switch 1 Water / Glycol Cooling OpenSwitch 2 Ambient Temp. Range Low Ambient Cutout Open Closed Switch 5 Motor Current Average option start-up Open Switch 3 Refrigerant OpenSwitch 4 Unit Type Open Dip Switch Physical Location and Setting 148 Switch 6 Heat Recovery OpenSwitch 7 Expansion Valve Type Open Switch 8 Standard Options Open 149 Print KeysYcas 2 System Models Common Data 150 System DataNone ISN 151 152 153 Chiller Data 154 155 156 Keys Entry Keys157 158 Setpoints Keys & Chilled Liquid Control Compressor Starting & Loading Sequence Load TimersSlide Valve Control Slide Valve Position 160 161 162 163 Clock Keys 164 165 High Discharge Pressure Cut-Out Program KEY166 167 High Discharge Pressure Unload Point High Motor Current Unload Point Low Leaving Liquid Temperature Cutout168 169 Local/Remote CommunicationsImperial/SI Units Display Automatic/Manual Lead/Lag 170 Automatic/Manual Power Failure Restart 171 Program Value Mode Low Limit High Limit Default 172 Electronic Expansion Valve 173 EEV Operation EEV Output 174 175 Program Value Mode LOW Limit High Limit DefaultEEV Programming Programmable Values Table MINIMUM/MAXIMUM 176 EEV Troubleshooting 177 Condenser FAN Control OFF 178 179 Service Mode Programmable Values Chiller NO. Model Voltage Leads Code PER Phase System Voltage RLA Thru CTYcas Style G, Across the Line Start 60 HZ 180 181 Ycas Style G, Across the Line Start 60 HZ. Contd Model Voltage Chiller NO. Nameplate Leads Point Code System RLA PER Phase VoltageYcas Style G, WYE Delta Start 60 HZ 182 183 Ycas Style G, WYE Delta Start 60 HZ. Contd 184 Pressure Transducers Sensor Calibration ChartsAmbient Temperature Sensor Oil & Discharge Temperature Sensors Digital Outputs Control INPUTS/OUTPUTS186 187 Analog Inputs Analog Outputs Digital Inputs188 189 ISN ControlISN Received Data ISN Transmitted Data 190 ISN Transmitted Data Contd 191 192 ISN Operational and Fault Codes 193 Daily/Weekly Maintenance Maintenance194 Chiller / Compressor Operating Log Scheduled Maintenance195 196 Operating Log Compressor Unit OperationFLA % Hours Maintenance Requirements for York Ycas Screw ChillersProcedure Weekly Quarterly SEMI-ANNUALLY Yearly Every 197 Service Schedule Minor Service Major Service General Periodic Maintenance Checks Standard Units198 199 Spare PartsRecommended Spares Recommended Compressor Oils Problem Possible Cause Troubleshooting Guide200 Problem Possible Action Troubleshooting Guide CONT’D201 ALL Warranties and Guarantees are Void if Limited Warranty York Americas Engineered Systems202 Pressure Conversion Chart Gauge or Differential Temperature Conversion ChartTemperature Conversion Chart Actual Temperatures Temperature Conversion Chart Differential Temperatures ALL Rights Reserved