Xantrex Technology C40, C35, C60 owner manual Load Control Troubleshooting, 3Load Control Problems

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Troubleshooting

Load Control Troubleshooting

The following table lists possible problems that may arise when using the C-Series Multifunction DC Controller as a Load Controller.

Table 4-3Load Control Problems

Problem	Possible Cause	Solution

Load disconnects at	A. Load Control decal	A. Install the decal or
different point than set	is not in place.	follow procedure in
for.	B. BTS has been	manual. See “Setting
	installed.	Voltage Parameters for
		Load Control Mode” on
		page 24.
		B. Battery Temperature
		Sensors should not be used
		in load control
		applications.

Status LED Blinks	Startup or Inrush	Use larger controller or
Orange after switching	current exceeds	“buffer” the controller by
on the load breaker.	controller rating.	using a relay/contactor
		where the controller
		operates only the coil of
		the relay/contactor and not
		directly to the DC load.

68	975-0004-01-02 Rev D

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Contents Series Multifunction DC Controller Page Series Multifunction DC Controller About Xantrex TrademarksDisclaimer Date and RevisionPurpose ScopeAudience OrganizationConventions Used Following conventions are used in this guideAbbreviations and Acronyms Related InformationPage Important Safety Instructions General Safety InstructionsBattery Safety Information Viii Rev DBattery Safety Information Page Contents Xii Rev D Troubleshooting SpecificationsOperation BatteriesWarranty and Product Information Diversion LoadsFigures Xvi Rev D Tables Xviii Introduction Features 1C-Series Multifunction DC Charge ControllersLoad Control Mode Charge Control ModeOperating Modes Charge Control Mode Three-Stage Battery ChargingStage Battery Charging Process Bulk StageBattery Temperature Compensation Load Control ModeManual or Auto Equalization Charge Controller Functions Photovoltaic Charge ControllerDiversion Controller Automatic PV Array Night DisconnectDiversion Loads 4Diversion ControllerLoad Controller Low Voltage Disconnect Low Voltage ReconnectOptional Accessories 6Decal Displaying Load Control Voltage SettingsInstallation Removing the Top Cover Pre-InstallationRemoving Knockouts 2C-Series Dimensions and Knockout Locations Not to Scale Mounting the Controller To mount the C-Series controller3Mounting the C-Series Multifunction DC Controller Configuring the C-SeriesController Jumper Settings1Factory Default Settings for C-Series Controllers 5Circuit Board ComponentsOperating Mode Jumper Voltage Jumper8EQ/LVR Jumper and Reset Switch Adjusting the C-Series Voltage Settings 9Bulk and Float Charge Potentiometers potsAdjusting the C-Series Voltage Settings Setting Voltage Parameters for Load Control Mode 11Potentiometers with Decal for LVR and LVD Settings12LVR and LVD Settings for Load Control Mode Setting Voltage Parameters Diversion Control Mode Setting Voltage Parameters for Alkaline Batteries14Voltage Settings with R46 Resistor Clipped Using a Digital Voltmeter to Adjust Voltage Settings To test and adjust the voltage setting using a DVMTo set the Bulk voltage to 14.4 volts To set Bulk voltage to 28.2 volts15Test Points for Adjusting Voltage Using a DVM To set Bulk voltage to 56.4 volts16Manual Equalization Settings Equalization Charging17Front Panel LED and Reset Switch Location Manual Equalization18Auto Equalization Settings Automatic EqualizationTemperature Compensation Terminating the Equalization ProcessAutomatic Battery Temperature Compensation Temperature Compensation Based on Battery TypeLead-Acid Type Batteries 2Variances in Charging Voltage based on Battery Temperature Manual Battery Temperature Compensation Grounding 20Grounding the C-SeriesChassisWiring DC Terminal Connector LocationsTerminal Torque Requirements Current RatingMinimum Recommended Wire Gauge Surge ProtectionC35 and C40 Models C60 Models3Minimum Wire Size Over-current ProtectionLong-distance wire runs Maximum One-way Distance and Wire Size4One-Way Wire Distance and Wire Size Distance in Feet metersPV Charge Control Mode Wiring To connect the C-Seriescontroller as a charge controller23PV Charge Control Mode Wiring Diversion Control Mode Wiring To connect the C-Seriesas a diversion load controller24Diversion Control Mode Wiring DC Load Control Mode Wiring To connect the C-Series controller as a DC load controller25Load Control Mode Wiring Installing Optional Accessories Installing a Digital DisplayInstalling the Battery Temperature Sensor To install the BTSReinstalling the Faceplate To reinstall the faceplace on the C-Series controllerOperation 1C-Series Status LED and Reset Button Location Basic OperationLED Status Indicator 2C-Series Front Pa el Label1Battery Voltage LED Indicators Charge Control or Diversion Control Indications GreenBlinking Green Solid GreenEqualization Mode Indication Red/green Load Control Indications RedBlinking Red Solid RedOver-temperature Condition Error Mode Indication OrangeOver-Current Condition Reconnecting to Loads Low-voltage Disconnect ConditionReset Switch 3Reset SwitchPage 4Troubleshooting PV Charge Control Troubleshooting 1PV Charge Control Problems PV Charge Control Troubleshooting Diversion Control Troubleshooting 2Diversion Control ProblemsDiversion Control Troubleshooting Load Control Troubleshooting 3Load Control ProblemsASpecifications Electrical Specifications Table A-1Electrical SpecificationsFeatures and Options Specifications Table A-2Features and Options SpecificationsEnvironmental Specifications Table A-3Environmental SpecificationsBBatteries Battery Types Maintenance-Free BatteriesAutomotive Batteries Deep-Cycle BatteriesSealed Batteries Battery Sizing NiCad and NiFe BatteriesEqualization Charging Rev D Equalization Setpoints Non-Sealed Batteries Only Table B-1Typical Bulk and Float Setpoints for BatteriesPage CDiversion Loads Power Dissipation Diversion Load TypesDiversion Load Types Page Warranty and Product Information WarrantyDisclaimer ProductReturn Material Authorization Policy ExclusionsReturn Procedure Out of Warranty ServiceInformation About Your System Serial Number on DC end Purchased From Purchase DatePage Index Index Page Xantrex Technology Inc