Roberts Gorden HP 120 V 1, HP 208 V 1, HP 208 V 3, HP 230 V 1 Typical External Wiring Diagrams

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SECTION 4: TYPICAL EXTERNAL WIRING DIAGRAMS

load relay to the optional outside air blower.

4.4.1External Wiring Connection Details

The cable used for all the wiring must be rated for line voltage up to 600 V.

The low voltage circuit conforms with Class 2 separation of circuit requirements. National Electrical Codes® for wiring class 2 low voltage circuits

must be followed.

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Contents System Control Page Roberts-Gordon LLC Page Table of Figures Page Check Installation Materials Introduction 1.1 SafetyWhat is a Roberts Gordon System Control? Page Pump Specifications Electrical Specifications SpecificationsTerminal Block Guide Burner Electrical RatingsOutside Air Supply Blower Electrical Ratings Installing the System Control Panel InstallationSelect the External Wiring Diagram for the Installation PreparationSystem Configuration System Control Typical External Wiring DiagramsDiagram EP-201 or EP-301 230 V 1 Ø External WiringEP-203 or EP-303 208 230 V or 460 V 3 Ø 208 230 V or 460 60 Hz120 60 Hz Outside Air Blower External Wiring DiagramTypical External Wiring Diagrams Troubleshooting System Control Troubleshooting Chart System Control Internal Components Diagram Replacement PartsSee Page 14, , Item Page Limitations on Authority Representatives Warranty is Void ifROBERTS-GORDON will not PAY for