0216002.MXF20P

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A MXF20P fuse is typically found within home and industrial-grade power distribution devices. It is indispensable for any electrical system requiring current overload protection and short circuit protection. The ideal solution for control of electrical circuits with high inrush current, high peak voltage spike, and time delays, MXF20P fuses have been widely used in residential and commercial applications such as panel boards, motor controllers, air conditioners and compressor/pump defrosters.

Essentially, the MXF20P fuse is a self-contained fuse that uses a non-metallic, wood-reinforced enclosure to prevent sparks and explosions. This type of enclosure is especially useful in areas where combustible material can be present, such as near a furnace or other combustion appliance. The MXF20P is designed to detect electrical problems before they become combustible, as the enclosed wood will prevent an arcing situation, should one occur. Furthermore, since the MXF20P fuse is self-contained, there is no need to use additional components such as junction boxes, hence making the installation process more straightforward.

In terms of its construction, the MXF20P fuse consists of a brass body, an imbricated porcelain filler, a low-melting-point non-metallic piston, a galvanized iron bar, and a reinforced paper-tube liner. Its design ensures that the current handling capacity remains reliable and accurate when exposed to high temperatures and overload conditions. The piston within the fuse functions as the interrupting element, and when it comes into contact with current, it melts releasing the stored energy, preventing further damage from exceeding the current limits.

The MXF20P fuse is generally applied in overcurrent and short circuit protection of 3-phase AC circuits. It eliminates the nuisance tripping of circuit breakers due to the small current inrush of motors and transformers, protecting them from major breakdown. It also heavily increases the safety levels of the circuit, as its precise design allows it to spark at a specific current level.

In addition to the current rating and voltage rating of the fuse, the melting time is also an important parameter to consider. The overload time should be calculated based on the load current being protected, the voltage, the ground fault current, and the maximum current (if an overload). For instance, in a single-pole AC circuit, the minimum available melting time should be 60 times the fault ratio current.

In conclusion, if an electrical system requires overcurrent and short circuit protection, the MXF20P fuse is a reliable and cost-effective solution. Its design, materials and construction work together to provide an unbeatable level of protection in dangerous environments. As a result, the MXF20P fuse has numerous applications in residential, commercial and industrial contexts.

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