Frequently Asked Questions

Here are some of the most frequently asked questions about mobile power and renewable energy products and the systems that convert DC to AC power.

Lithium … It’s All The Rage

Lithium Batteries Are All The Rage ... But does your Caravan or RV really need a lightweight, super-efficient battery system? We get many people inquiring about lithium batteries for their caravans, motorhomes and boats, but the big question is do they really need to...

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Realistic Inverter Loads Explained

What can I run from my Inverter ... Realistically. When using inverters many people have different conceptions of what are realistic inverter loads. Here is a general overview of What's Real & What's Dreaming. Basic household AC appliances such as Televisions,...

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What is an inverter?

What is an inverter? Modern inverters have caused a quiet revolution in the way we live with independent power systems, by providing silent 240 volt AC electricity anytime, anywhere. So, just what is an inverter? An inverter transforms the DC electricity stored in...

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Voltage Problems? See Our Cable Size Chart.

Got voltage problems? Check your cable sizes. In an independent power system, you generally would find an inverter and battery charger system working to the common goal of providing power. What ties each of these together are the battery cables to supply the power to...

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Inverter Output Waveforms

Inverter Output Waveforms Pure Sine Wave and Modified Sine Wave. The differences between these types of inverter output waveforms are subtle, but significant in the way that they operate certain types of loads.   Modified Sine wave Inverters These units are adequate...

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MPPT vs PWM Solar Controllers

MPPT vs PWM Solar Controllers Which is the best solar controller for my system? MPPT or PWM? We have compiled a small amount of information that will hopefully help you to understand better what the difference is, and why you should choose an MPPT or a PWM type Solar...

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Maximising Charge Sources

Maximising Your Charge Sources One of the most common comments we receive from users across the market is the statement "we run from a solar system", but do not elaborate any further on what makes up their total "System". Using the term "Solar System" is really a...

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Inverter Summary

Inverter Summary One thing that you will find in the market place are substantial price differences from one inverter to another, not only between Modified and Pure sine wave but also between different brands. Due to the market for such items becoming more...

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Inverter Questions Answered

What can I run from my Inverter ... Realistically. Have an inverter question? Here is a list of the most common inverter questions that we get asked. How long will my batteries last? Each time I run my inverter a high pitched alarm is sounding? This is the most often...

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Economical System Sizing

Economical System Sizing Our recommendations when it comes to system sizing is this: Sit down and list everything that you would ever want to run from your power inverter. Once this is done, look for any appliance with a power rating above 2000watts and strike these...

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Common Installation Problems

What can I run from my Inverter ... Realistically. My electrician will not install my inverter because there is no earth from the 240 volts AC. Will my RCD's work, and can the inverter be installed safely? Unlike mains power, the AC output of a power inverter does not...

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Battery Systems

Battery Systems Good advise for battery systems. Do not discharge starting batteries below around 90% state of charge. Starting batteries are not designed to sustain DC loads for any length of time (Look how quickly car batteries go flat if a light is left on). Do not...

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Appliance & Load Questions:

Appliance & Load Questions: Appliance & load questions that are frequently asked at Enerdrive. Do I need a pure sine wave inverter to run a television? In short, No. By using a modified sine wave inverter you will find that lines will appear across the screen (see...

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