MV155F1DBS20E

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Electrical, Specialty Fuses are often required in the context of high voltage systems and other specialized power sources where the conditions may be very extreme. The MV155F1DBS20E is one such product, providing voltage protection for medium voltage class H power sources. This fuse is constructed with a copper sheathed design and features a current limiting characteristic for short-circuit protection. It is available in 15, 25, 40 or 55 KV ratings, and has an interrupting rating of 200 KA.

The MV155F1DBS20E is designed for a variety of applications, including industrial, commercial, and residential settings. It is often utilized for medium voltage circuit breakers, switchgear, line protector control boxes, instrument transformers, and vacuum breakers. It is especially suitable for replacing fuses that have been subjected to extreme conditions including high current and short-term overloads. Additionally, this fuse is UL and CSA approved, and complies with IEC standards for the production of the fuses.

The MV155F1DBS20E has a number of distinct advantages including the ability to withstand sudden overloads, which are highly beneficial in circumstances where the voltage may suddenly spike or become too high. This fuse has an arc-stabilizing element, as well as a well-designed voltage-limiting capability. This ensures that the fuse remains secure under sudden and excessive levels of voltage, and helps to protect sensitive electrical components from further damage. Moreover, the copper sheath and arc-stabilizing design allows for higher altitude operation, as well as operation at humidity and cold temperatures.

In terms of working principle, the MV155F1DBS20E is essentially an over-current protective device. The basic concept involves an electronic series of components connected between two terminals, such as an anode and a cathode. When an excess electrical current passes between the anode and cathode, it causes a voltage to rise inside the fuse. This creates heat and an arc which melts the fuse material and causes the circuit to be broken. It is important to note that the MV155F1DBS20E does not always cause an immediate current interruption. Instead, it operates as an extremely slow-blow fuse, slowly blowing the connection in order to prevent damage due to sudden voltage spikes.

Overall, the MV155F1DBS20E is an ideal choice for medium voltage applications and devices. Its copper sheath design helps to eliminate potential issues related to temperature and altitude, while the arc-stabilizing component ensures that the fuse remains secure under sudden and excessive levels of voltage. Additionally, its unique working principle allows for greater protection from sudden power surges and short-term overloads, while still offering superior performance over traditional fuses.

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