Whether you have a backup generator, a solar power station, or a full off-grid setup, you still need a way to actually use that power in your home. I chose the Reliance Protran2 (A510A model) to bridge that gap. This indoor manual transfer switch includes power meters and an inlet port, letting you switch up to 10 circuits over to backup power safely. Most importantly, it eliminates the danger of back-feeding the grid during an outage.
Beyond emergency use, this transfer switch also allows me to maximize my solar production. I can now utilize my own generated power 24/7, rather than only relying on it only during an outage.
Below, I've broken down the common hurdles you'll face when installing a transfer switch. I cover everything from the basic product overview and mounting to wiring standard circuits, load balancing and bonding. I also dive into the more advanced topics like the dreaded shared neutrals (Multi-Wire Branch Circuits) and dealing with AFCI circuits.
Just a quick heads-up: I am NOT an electrician. I'm just a dedicated DIY-er who loves this stuff!
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This is a detailed review of the Reliance Pro/Tran2 Manual Transfer Switch. In this video, I explain the difference between a Generator Power Inlet Box and a Manual Transfer Switch and when to use them. I also discuss bonding and AFCI circuit breakers when dealing with an MTS.
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This is the second of a three part series on the Reliance Controls ProTran2 manual transfer switch. In this video, we take a deep dive into the basic installation of the MTS. We will cover wiring of standard circuits, load balancing and bonding.
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This video is part 3 of a 3 part series detailing the step-by-step installation of the Reliance Controls Protran2 Manual Transfer Switch (MTS). In the video, we cover wiring AFCI/GFCI circuits and shared Neutrals (Multi-Wire Branch Circuits).
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The following diagram shows how to wire the AFCI circuits.
Let's talk about Shared Neutrals (Multi-Wire Branch Circuits): These are probably the most mis-understood types of circuits found in homes. I didn’t even know I had them until I started on this project. If not understood fully, they can be dangerous, so make sure you know how to identify them before working any MWBC. Here is how my breaker panel was done when by house was built. It is defiantly not up to today's code standard. The MWBC circuits are wired using single-pole TANDEM breakers. This is confusing and dangerous. I took this opportunity to fix the issue on the MTS side by installing double pole common-trip breakers for each Multi Wire Branch Circuit.
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