0JTD225.X

Specialty Fuses

0JTD225.X Application Field and Working Principle

One of the most popular types of specialty fuses on the market is the 0JTD225.X model of halogen free, time delay fuse. It is known for its efficient and harmonic limit protection qualities for a wide range of AC and DC applications. The fuse has been designed for use in a variety of commercial, industrial, and residential electrical systems, including those involving motors, drives, and transformers.

The 0JTD225.X has an interrupt rating of 200 kA, making it ideal for protecting inverters, motors, power supplies, and other sensitive electrical systems from short circuit, overload, or over current conditions. In addition to its current-limiting ability, the fuse is also designed with a fast-acting time delay feature, which helps reduce the risk of nuisance trips caused by minor disturbances. It has a maximum voltage of up to 1000V and a current rating of up to 225A.

The 0JTD225.X uses the principle of thermal-magnetic feed forward. This design takes advantage of the natural exponential current increase of an over current or short circuit event, and helps to quickly and effectively reduce the current flow, allowing the fuse to open in a safe and predictable manner. The design features a temperature sensitive element that responds to an increase in temperature by opening and allowing a controlled current level to flow. The magnetic element of the fuse assembly then supplements the current and helps reduce the amount of current flow to a safe level. This helps minimize potential damage to the circuit in the event of an overload or short circuit situation. Additionally, the combination of the thermal and magnetic elements helps to minimize the risk of nuisance trips.

The 0JTD225.X offers a variety of features that make it a popular choice for many applications. The fuse is designed with a class E rated protection for thermal shock, moisture, thermal aging, and creepage. This level of protection helps ensure that the fuse remains in good condition and is able to provide reliable short circuit and overload protection. The fuse also features a patented expulsion system that automatically expels an arc just before it reaches destructive levels. Finally, the 0JTD225.X has a UL recognized insulation system to help provide superior protection.

The 0JTD225.X fuse is an excellent choice for many applications. With its class E rated protection, fast-acting time delay feature, and thermal-magnetic feed forward design, the fuse provides reliable and constant overload protection for a variety of AC and DC electrical systems. Additionally, its patented expulsion system and UL recognized insulation provide superior protection and reliability.