What happens when a fuse and circuit breaker are used to supply loads significantly above their rated current. Internals of a circuit breaker: https://youtu.be/u6I7dKDk7hE Patreon: https://www.patreon.com/jwflame Contact info, sending stuff in etc.: http://xo4.uk/?YTT ... https://www.youtube.com/watch?v=XjvoiO5N4l8

Adding a 2 port valve and a dual thermostat to a Y plan heating system when an unvented hot water cylinder is used. Generally only used when installing an unvented cylinder to an existing Y plan system. For new installations, S plan is a far better choice. The purpose of the additional high limit thermostat and 2 port valve is to physically prevent the flow of hot water to the cylinder in the event of other failures, such as the cylinder thermostat sticking on. Y plan wiring: https://youtu.be/B7eAiiKUk2Y Other central heating wiring: https://www.youtube.com/playlist?list=PLVsHvs2Suqmr5HtxgbInR4bXmH0kLseWc ► Support this channel: Patreon: https://www.patreon.com/jwflame PayPal Donations: http://xo4.uk/?PPP Amazon: https://amzn.to/30bKt4v (As an Amazon Associate I earn from qualifying purchases) ► Social Media: Twitter: https://twitter.com/jwflame Facebook: https://www.facebook.com/jwflame Instagram: https://www.instagram.com/jwflame/ ► Contact info, sending stuff in: etc.: http://xo4.uk/?YTT ► Cryptocurrencies: Dogecoin DOGE: DShDwFJyXKqCddwVsuCWWYnGpuhFrBMyam Litecoin LTC: LXQ4QRqztUq1KBQccxeLDivrdnas5fcHrc Nyancoin NYAN: KUiaPqoRcNnhXHcfWrgEYD5aZqwocLnrwf Bitcoin BTC: 17JyfSsQuUi1tHow26QxUvsh45kP6vsK63 ► Website - More on this video and many other subjects Website: https://www.flameport.com Page for this video: http://xo4.uk/?YPu ... https://www.youtube.com/watch?v=FRtQ5AGyp0o