Electrical Schematics, Typical Electrical Subpanel | HP A0554832

7-8 Electrical Schematics

Typical Electrical Subpanel

Time-delay Relays

Relays

Disconnect Switch

		Optional
		Fan Motor
		Speed				Fuses
		Speed		Control
		Control


High/Low
High/Low				Transformer
T’stat

Compressor, Pump, and Fan Motor Fuses

Compressor, Pump, and Fan Motor Starters

2-40 HP Portable Chillers

Chapter 7: Appendix

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HP A0554832 Electrical Schematics, Typical Electrical Subpanel, Time-delay Relays Disconnect Switch Optional, Speed Fuses

Contents

Hp Portable Chillers Shipping Information Table of Contents Operation HP Portable Chillers How to Use This Manual SafetySafety Symbols Used in this Manual Wear Safety Glasses and Work Gloves Responsibility Functional Description Models Covered in This Manual Chilled Water Circuit General DescriptionRefrigeration Circuit Mechanical Features Standard FeaturesOther Mechanical Features Controller Features Electrical FeaturesRefrigeration Features Other Features Crankcase Heater Safety Devices and InterlocksHigh/Low Thermostat Control High Pressure Cutout Pressure Switch Oil Pressure Safety SwitchFan Cycling Switch Flow Switch Optional Features Mounting Features Optional Pump Amperages Voltage Construction Full Load Amps Uncrating InstallationElectrical Connections Galvanic Corrosion Considerations Process Water ConnectionsBypass Valve Considerations Water Treatment Considerations Water-Cooled Chiller Condensers Condenser ConsiderationsAir-Cooled Chiller Condensers Remote Air-Cooled Chiller Condensers Page Equivalent Length in Feet for Valves and Fittings Chiller Condenser Charge Field Installed Piping Charge Refrigerant Charge Determination Water Pumps Three-Phase CompressorsChecking Motor Direction Condenser Fan Water Reservoir Part Number Description Ethylene Glycol and Propylene Glycol Curves Automatic Water Make-Up Option Initial Start-Up Operation Panel Buttons, Indicator Lights, and SwitchesE5CK Controller Indicator Name Description Microprocessor Controllers Indicator Name Description Sterlco 2000 Controller Indicator Name Description 2000 See on Indicator Name Description Graphic Panel Indicator Name Description Typical Graphic Panels With E5CK Controller With Sterlco 2000 Controller Start-up Setting the Process Water TemperaturesAuto-Tuning Optional Communications Thermostat Buttons Indicator Name Description Programming the Electronic High/Low Thermostat Select Fahrenheit or Celsius Stage 2 High Temperature ProtectionStage 1 Freeze Protection Filter Cleaning MaintenanceLubrication Evaporator Process Piping Y-Strainer Maintaining the CondenserMaintaining the Evaporator Air- and Remote Air-Cooled Chillers Preventative Maintenance Service Troubleshooting HP Portable Chillers Troubleshooting HP Portable Chillers Troubleshooting Warranty Appendix Parts Department Service DepartmentTechnical Assistance Sales Department Drawings and Specifications Hp and 3 1/2 hp Air-Cooled Portable Chillers Hp and 7.5 hp Air-Cooled Portable Chillers Hp and 15 hp Air-Cooled Portable Chillers 20 hp, 25 hp, and 30 hp Air-Cooled Portable Chillers Nominal Condenser water Nominal cooling Water Com Hp and 3.5 hp Water-Cooled Portable ChillersIn. NPT Height Width Depth Lbs Hp and 7.5 hp Water-Cooled Portable Chillers Hp and 15 hp Water-Cooled Portable Chillers 20 hp, 25 hp, and 30 hp Water-Cooled Portable Chillers Hp and 40 hp Water-Cooled Portable Chillers 12.8 17.3 Nominal cooling Com Refrigeration Power in amps eHp and 7.5 hp Remote Air-Cooled Portable Chillers 748 Pres Nom Connections Hp and 15 hp Remote Air-Cooled Portable ChillersNominal cooling Com Refrigeration 15.0 40.9 34.0 74.7 Hp through 40 hp Remote Air-Cooled Portable Chillers To/from No tank Tank, to/from Height Width Depth Lbs Remote Condenser Assembly Models ‘A’in ‘B’in ‘C’in ‘D’in ODSin Pump Curves, Flow, and Pressure Considerations Hertz Pump Curves DWG. No. S0554823 Water Pressure Drop Tables Calculating Chiller Nominal Flow and Pressure to Process Recirc. power Flow Rate ∆ pressure Gpm Lpm Psi KPa Recirculation Pump SpecificationsFlow and Pressure Considerations Configuration a Remote Air-Cooled Chiller ConfigurationsConfiguration B Configuration C Typical Ductwork for Air-Cooled Chillers Piping Diagrams Central and Gravity Return Piping with Standpipe Diagram Typical Piping Schematic, 2 and 3 1/2 hp Models HP Portable Chillers Appendix HP Portable Chillers Appendix Typical Piping Schematic, 5 hp through 40 hp, No-Pump Models HP Portable Chillers Appendix Typical Electrical Subpanel Electrical SchematicsTime-delay Relays Disconnect Switch Optional Speed Fuses Typical Electrical Schematic, 2 hp and 3 1/2 hp Models Typical Power Wiring Schematic, 5 hp through 40 hp Models A0554815 HP Portable Chillers Appendix DWG A0554931 DWG A0562343 DWG A0562435 Typical Wiring Schematic, 35 hp and 40 hp Models with Pump DWG A0562434