STERR Grey Extractor Fan Bathroom 100 mm with TIMER Inline Extractor Fan - Extractor Fan - Bathroom Fan Extractor - Bathroom Fan

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Next, the fan should then be connected using 3 core and earth cable (depending on the model the earth may not be required), with the extra cable being used as the switch-live (SL). Another point to be aware of is that in many installations a 3-pole isolation switch is fitted to the fan to allow it to be totally isolated from its electrical supply in the event it needs maintenance work.

When it comes to the type of extractor fan found in a bathroom there are essentially 2 different types; time switched and non-time switched. The main difference between the 2 is that with a timed switch, when the unit is turned off it will run on for a set amount of time to finish clearing the bathroom and when the time expires it then turns itself off. In this guide we take a look at how a timed fan unit or extractor fan with a built in timer is wired up, read on to find out exactly how. Safety Regulations for ElectricityAs there are several different ways that a timed extractor fan is wired up, here we will cover the most common method; Taking a power feed from an existing bathroom light.

In terms of zones and where a switch can be fitted, this is generally best done in an area of zone 3, but you have to ensure that the correct rating of switch is also used, but your electrician will know for sure what to use. Tools and Products Needed to Wire a Timed Extractor Fan The wiring diagram below shows the wiring setup you need to connect your new timed fan to your existing light circuit ceiling rose so that when the light is turned on, so is the fan. We have concentrated on the actual wiring in this section, rather than the other elements of the installation. If you want to know about these, simply work through the steps in the section above.In terms of each end when installing an inline fan, you will need both internal and external extractor fan vents. Combining great looks with excellent performance, the SP SILDES100SS 'Silent Design'is an exceptional stylish extractor fan. Using an IPX5 rated motor, it is "resistant to jets of water from all angles" and can therefore be installed anywhere in the bathroom.Powerful and quiet, it is also very energy efficient, using only 8w..which is about the same as an LED lamp!The SIL100DES is also available in Timer, Humidistat and PIR versions.