Fast Blow Fuse Sizes

There are various types of fuses.

Fast blow fuse sizes.

In stock and ready to ship. Normal fast blow fuses are the most general purpose fuses. The question of determining fuse size has been a common one lately so we decided to make a quick write up on choosing the correct fuse size. Mdl this style is similar to the agc fuse in size and rating however agc fuses are fast blow meaning they pop instantly whereas mdl fuses are time delay fuses that burn slowly.

248 13 for semiconductor fuses 248 19 for. Overload ground fault and short circuit protection size the fuses the same as 8 a b above or the next standard size larger. A time delay fuse. 0402 chip size 041 l x 020 w x 012 h up to the 5 ag also commonly known as a midget fuse 13 32 dia.

Choose from our selection of fast acting glass tube fuses fast acting ceramic tube fuses ul class cc fast acting midget fuses and more. If you are a beginner or you don t have any experience whatsoever in electrical work then you have to learn to distinguish among different types of fuses. A for back up n e c. Bussmann f03a 125v 20as mil fuse.

A fast blow fuse will open quickly before wires or traces or devices get too hot. A slow blow fuse a fast blow fuse and a two blade mini fuse in today s market we find a fuse for every electronic need. It s essential that you replace a blown fuse with another of the same type. The time current curve.

January 21 2020 at 5 10 pm. B the fuse sizes in a above may be increased as allowed by nec references. Bussmann f03a 125v 25as mil fuse. Bussmann f03a 125v 25a mil fuse.

Next bussmann f03a 125v 20a mil fuse. Fuses come in many types and sizes including glass fuses which may be slow blow fuses or fast acting fuses. As new products were developed throughout the years fuse sizes evolved to fill the various electrical circuit protection needs. If there s a short in the wire or something draws too much power the fuse will blow before the wire has a chance to overheat melt and start a fire.

248 8 for class j 248 10 for class l or for categories of fuses with unique properties ex. Yet a fast blow may be subject to nuisance failure due to momentary overload. This allows the mdl fuse to resist higher amperes for very brief moments such as a high draw from a compressor or fan kicking on. Ul 248 1 sets the general requirements for fuses while the latter parts are dedicated to specific fuses sizes ex.