Component Arrangement — 30RA010-030 | Sterling 30RA010-055 specs

FU — Fuse GND — Ground

LEGEND

C— Contactor, Compressor

CB — Circuit Breaker

CHC — Cooler/Pump Heater Contactor CWP — Chilled Water Pump

EMM — Energy Management

FC — Fan Contactor

FIOP — Factory-Installed Option

FU — Fuse GND — Ground

MBB — Main Base Board

MM — Motormaster®

MMPT — Motormaster Pressure Transducer

MS — Manual Starter

NEC — National Electrical Code

SW — Switch

TB — Terminal Block TRAN — Transformer

Factory Wiring

Field Wiring

Accessory or Option Wiring

Fig. 22 — Component Arrangement — 30RA010-030

48

Image 48

Sterling 30RA010-055 manual Component Arrangement — 30RA010-030, FU — Fuse GND — Ground

Contents

SAFETY CONSIDERATIONS CONTENTS GENERAL MAJOR SYSTEM COMPONENTS Control Module CommunicationSterlco Comfort Network SCN Interface — Table 1 — Unit Sizes Table 3 — Status Switches Table 5 - SCN Communication Bus WiringTable 2 — Thermistor Designations Table 4 - Output Relays LEGEND FOR FIG. Page Page Fig. 3 — Wiring Schematic 30RA010-018 30RA010-018AQUA SNAP AQUA-SNAPLOW VOLTAGE CONTROL SCHEMATIC Fig. 3 - Wiring Schematic 30RA010-018contSEE NOTE SEE NOTE Fig. 4 - Wiring Schematic 30RA022-030 30RA022-030AQUA SNAP Fig. 4 - Wiring Schematic 30RA022-030cont AQUA-SNAPLOW VOLTAGE CONTROL SCHEMATIC Fig. 5 — Wiring Schematic 30RA032-040 30RA032-040AQUA SNAP Fig. 5 — Wiring Schematic 30RA032-040cont AQUA-SNAPLOW VOLTAGE CONTROL SCHEMATIC Fig. 6 — Wiring Schematic 30RA042-055 30RA042-055AQUA SNAP Fig. 6 — Wiring Schematic 30RA042-055cont AQUA-SNAPLOW VOLTAGE CONTROL SCHEMATIC Fig. 7 — Main Base Board ESCAPEENTERREMOTE CONTACT SW1 OFF ENABLE OFF SW2 ON MODE Fig. 9 — Typical Space Temperature Sensor Wiring Fig. 11 - Energy Management Module CEPL130351 100/100 Fig. 12 — Deadband Multiplier Fig. 13 — Operating Envelope for R-22Maneurop CompressorFig. 14 — 30RA Condenser Fan Sequence Cooling Set Point Select Service Test See Table 11 — Both main power and control circuit power must be onTable 8 — Control Methods and Cooling Set Points Fig. 16 — Scrolling Marquee Display Optional Factory-InstalledHydronic Package — •Cooler Pump Control CPC Configuration, OPT1 ON Fig. 17 — Dual Chiller Thermistor Location Table 9 — Marquee Display Menu Structure Table 10 — Run Status Mode and Sub-ModeDirectory SUB-MODE Table 12 - Temperature Mode and Sub-ModeDirectory Table 13 — Pressure Mode and Sub-ModeDirectory Table 14 — Set Point and Sub-ModeDirectoryTable 15 — Inputs Mode and Sub-ModeDirectory Table 16 — Outputs Mode and Sub-ModeDirectory SUB-MODEKEYPAD DISPLAY SUB-MODE KEYPADITEM DISPLAY SUB-MODE KEYPADITEM DISPLAY Table 18 — Time Clock Mode and Sub-ModeDirectory PER.3 SUB-MODE Table 20 — Alarms Mode and Sub-ModeDirectory Table 19 — Operating Mode and Sub-ModeDirectory SUB-MODE ITEMKEYPAD ENTRY DISPLAY RSET DISP Table 23 — Operating Modes Table 24 — Example of Reading and Clearing Alarms Table 25A — 4-20mA Reset Table 26B — Configuring Return Temperature Reset Fig. 18 — Standard Chilled Fluid Temperature Control — No ResetFig. 19 — Outdoor-AirTemperature Reset Fig. 20 — Space Temperature Reset Fig. 21A — 4- to 20-mADemand Limiting Fig. 21B — Cooling Set Point 4 to 20 mA TROUBLESHOOTING Table 27 — Configuring Demand Limit Table 28 — Troubleshooting Recommended that system be filled with an approand fluid tubing Fig. 22 — Component Arrangement — 30RA010-030 FU — Fuse GND — Ground Fig. 23 — Component Arrangement — 30RA032-040 FU — Fuse GND — Ground Fig. 24 — Component Arrangement — 30RA042-055 FU — Fuse GND — Ground NOTES LEGEND Table 29 — Alarm and Alert Codes Table 29 - Alarm and Alert Codes cont Table 29 — Alarm and Alert Codes cont ALARM Table 29 — Alarm and Alert Codes cont ALARM Table 29 — Alarm and Alert Codes cont ALARM SERVICE Compressor Replacement Refer to FigTable 30 - Unit Torque Specification Electronic Components Fig. 28 — Compressor Wiring Fig. 27 — Typical Compressor Mounting — All SizesFig. 29 — Compressor Location — 30RA010-030 Fig. 30 — Compressor Location — 30RA032-055 Condenser Section and Coils Table 31 - Oil Charge Fig. 31 — 30RA Access Panels Check Refrigerant Feed ComponentsFig. 32 — Condenser-FanMounting Fig. 33 — Condenser-FanPosition Standard Fan Table 32 — Factory Settings, High-Pressure Switch FixedCompressor and Unit Protective Devices Check Unit Safeties COOLER FREEZE-UPPROTECTION TEMP TEMP For Thermistor T10 For Thermistor T10 Main Base Board, J8 Connector Fig. 35 — Fluid-SideTemperature Sensors T1 and T2Fig. 36 — Thermistor Connections to PROGRAMMING Mode Table 37 - Fault Codes •P50: FAULT HISTORY — Last 8 faults•P51: SOFTWARE version PARAMETERS Table 39 — Replacement Modules MAINTENANCE Minimum Loop VolumePRE-START-UP System Check Operating Limitations OPERATION SEQUENCE Table 41 — Temperature Limits forStandard 30RA Units APPENDIX A SCN Tables A_UNIT General Unit ParametersCIRCADIO Circuit A Discrete Inputs/Outputs CIRCA_AN Circuit A Analog Parameters CIRCBDIO Circuit B Discrete Inputs/Outputs CIRCB_AN Circuit B Analog ParametersOPTIONS Unit Parameters ALARMDEF Alarm Definition Table DISPLAY Marquee Display SETUPDUALCHIL Dual Chiller Configuration Settings BRODEFS Broadcast POC Definition Table OPTIONS1 Options 1 Configuration OPTIONS2 Options 2 Configuration SCHEDOVR Timed Override Setup RESETCON Temperature Reset and Demand LimitSETPOINT ALARMS: Maintenance Display UNITMAINTENANCE CURRMODS: Maintenance Display DUALCHIL: Maintenance Display LEARNFNS Maintenance Display LOADFACT: Maintenance Display PM-COIL:Maintenance Display PM-PUMP:Maintenance DisplayPM-STRN Maintenance Display RUNTEST: Maintenance Display STRTHOUR Maintenance Display TESTMODE: Maintenance DisplayVERSIONS: Maintenance Display WSMDEFME: Maintenance Display FACTORY SETTINGS FOR COMPRESSOR, FAN, PUMP APPENDIX BAND MANUAL STARTERS AND MANUAL STARTERS cont FACTORY SETTINGS FOR COMPRESSOR, FAN, PUMP APPENDIX C DataPort, DataLink, BAClink Object Definition OPTIONS SETPOINT START-UPCHECKLIST FOR 30RA LIQUID CHILLER Remove and use for Job File I.Project InformationII. Preliminary Equipment Check Design Information III. Unit Start-Up Start and Operate Machine. Complete the Following CL-3 Record Software Versions MODE — RUN STATUS COMMENTSCL-4 UNIT Configuration Settings OPTIONS1 Options ConfigurationIII.Unit Start-Upcont OPTIONS2 Options Configuration RSET Reset Configuration SettingsIII.Unit Start-Upcont CL-6 SLCT Setpoint and Ramp Load Configuration III.Unit Start-UpcontSETPOINT CL-7 Service Test Mode and Sub-ModeDirectory III.Unit Start-Upcont