Xantrex Technology Freedom SW 2000 user service = Total watt-hours of AC load between charges

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Battery Information

Table 7 Battery Sizing Worksheet

				Daily watt-hours needed for
		(A) Power Consumption	(B) Operating Time per Day	this appliance
Appliance		(Watts)	(Hours)	(= A × B)


		W	hours	Wh

		W	hours	Wh

		W	hours	Wh

		W	hours	Wh

		W	hours	Wh

		W	hours	Wh

		W	hours	Wh

		W	hours	Wh


Total daily watt-hours of AC load				Wh

× Number of days between charges


= Total watt-hours of AC load between charges				Wh

Battery Ah used between charges (divide by 10 for 12 volt system; divide by 20 for 24 volt system)				Ah


		Recommended Battery Bank Size in Ah (multiply by 2)		Ah

40	Freedom SW 2000 Installation Guide

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Contents Freedom SW Sine Wave Inverter/Charger Page This guide for use by qualified installers only About This Guide Statement of HazardRelated Information Important Safety Instructions Electrical Shock HazardFire and Burn Hazard Explosion HazardPrecautions When Working With Batteries Precautions When Preparing to Charge Exposure to Chemicals and Gases HazardRisk of Damage to the INVERTER/CHARGER Regulatory Limitations on USEContents Page Cabling and Hook-up Configurations Page Introduction Materials List Materials ListInstallation Codes Installation InformationBefore You Begin the Installation Electrical Shock and Fire HazardsSize and Length of DC Cables Planning the InstallationTwo Key Performance Factors Mounting Location of the Freedom SWAC and DC Components including wire and breaker sizes Sample Vehicle Electrical System ConfigurationFor wire and breaker size information AC Output AC ComponentsAC Input AC LoadsGfci Requirements Distribution PanelsAC Output Protection Tested GFCIsAC Wiring AC Output Neutral BondingDC Components BatteriesDC Disconnects and Over-Current Devices DC Cabling DC GroundingHeavy Load Installation Tools and Materials ToolsMaterials Installing the Inverter/Charger OverviewChoosing a Location for the Inverter/Charger Fire and Explosion HazardHeat Hazard Safe BatteryBattery acid Close toMounting the Inverter/Charger ConsiderationsTo mount the inverter/charger Approved Mounting Orientation Orientation? Comment Approved Mounting Orientation Orientation? Connecting the AC Input and AC Output Wires General AC Wiring ConsiderationsFIRE, Electrical SHOCK, and Energy Hazards Damage other equipment Connecting AC Input WiresEquipment Damage To make the AC input connectionsConnecting AC Output Wires Output AC Wire Size Preparing the Cables Connecting the DC CablesDC Connection Precautions To prepare the DC cablesGuidelines for Routing the DC Cables Electrical Shock and Fire HazardConnecting the DC Cables to the Inverter/Charger Fire HazardEquipment Damage DUE to Reverse Polarity DC Terminal Covers 2000 To connect the chassis groundConnecting the Battery Temperature Sensor BTS Mounting OptionsMounting to the Negative Battery Terminal To mount the sensor on the negative battery terminalConnecting the BTS Cable to BTS Jack Mounting to the Side of the Battery Case To mount the sensor on the battery casePerforming Checks Prior to Initial Start-Up Testing Your Installation Testing in Invert ModeTesting in Charge Mode Installation CompleteInverter/Charger Physical Specifications Calculating Battery Size Battery Information Battery Bank Sizing Calculate Battery SizeBattery Information Battery Banks Battery Bank Sizing WorksheetRestrictions on Motor Size = Total watt-hours of AC load between charges Cabling and Hook-up Configurations Parallel ConnectionSeries Connection Batteries Connected in SeriesSeries-Parallel Connections Batteries in Series-Parallel ConnectionsPage Page Xantrex Technology Inc