How to Size Fuses For Off Grid Solar System
Link to my book: https://cleversolarpower.com/off-grid...
MEGA Fuses: https://amzn.to/49BVZJn
MIDI Fuses: https://amzn.to/49FJcFV
ANL Fuses: https://amzn.to/49DBnQK
105°C welding cable: https://amzn.to/49hUWyn
Marine grade 105°C wire: https://amzn.to/3T1ARXq
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How to Size a Wire: • How To Size a Wire For Off-Grid Solar...
Available fuse sizes: https://cleversolarpower.com/how-to-c...
Welcome back to my comprehensive guide on setting up your solar system. In this sequel to our wire sizing tutorial, we delve into selecting the appropriate fuse size, a vital step to ensure the safety and efficiency of your off-grid solar power setup.
Whether you've seen our previous video on wire sizing or you're jumping straight into fuse selection, this video offers the clarity and detail you need to make informed decisions for your solar system.
In this video, we revisit our example of powering a refrigerator during a grid-down scenario using a 12V battery and a 600W inverter. We start by calculating the total current and choose a fuse that fits perfectly between the calculated current and the maximum wire rating, making the process seem effortless. However, not all scenarios are straightforward; sometimes, finding a suitable fuse requires adjusting the wire size.
I will walk you through several examples, from simple setups to more complex systems involving various components like charge controllers, inverters, and DC to DC-converters. My goal is to equip you with the knowledge to accurately select fuses, avoid common pitfalls, and ensure your system's longevity and safety.
Understanding the nuances between different wire types and their capacity is crucial, as not all wires are created equal. I emphasize the importance of using manufacturer-provided charts and specifications to guide your choices, ensuring compatibility and safety across your solar system.
Highlights of this video include:
A detailed walkthrough for selecting fuse sizes based on wire current capacity.
Practical examples to illustrate fuse selection in both straightforward and complex scenarios.
Tips on navigating the challenges of fuse and wire compatibility.
A look at why manufacturer-specific charts are indispensable for accurate fuse selection.