Xantrex Technology 450 owner manual Problem Battery run time is less than expected

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PROBLEM: Battery run time is less than expected.

Possible cause

Remedy

The AC load power consumption is higher than rated.

The battery is old or defective.

The battery is not being charged properly.

Use a larger battery to make up for the increased power requirement.

Replace the battery.

Some chargers are not able to fully recharge a battery. Make sure you use a powerful charger.

Power dissipation in DC cables.

Use shorter/heavier DC cables.

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Contents XPower Inverter Date and Revision Table of Contents Troubleshooting XPower 450 features IntroductionImportant Safety Information Electrical Shock HazardHeated Surface Hazard Make sure the area around the battery is well ventilated Explosion and Fire HazardRisk of Damage to the Xpower 450 Inverter Risk of Damage to Equipment Output is NON-SINUSOIDALSafety features Features AC panelDC panel Accessories Installation Choosing a locationMounting the inverter To mount the inverterUsing the DC cable with cigarette lighter plug Reverse Polarity DamageShock and Fire Hazard Using the DC cable clipsHardwiring the inverter to the battery To hardwire the inverter to a 12 V battery Inverter Damage Connecting the chassis ground Grounding locationsChassis ground screw Testing the GFCI-protected AC outlet To test the Gfci protectionOperation Operating statusesInverter operation Battery operating time Battery Operating Times Minimizing power draw Maintaining Battery ConditionUsing vehicle batteries Troubleshooting Common problemsBuzz in audio systems Troubleshooting reference Possible cause RemedyProblem Measured inverter output is too low Problem Battery run time is less than expected Consumer hotline Specifications Electrical specificationsPhysical specifications Limited Warranty WarrantyReturn Material Authorization Policy Out of Warranty Service Page Toll free in North America 1-408-987-6030 direct REV B