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170M5262 application field and working principle

The 170M5262 from Siemens gives you a dependable solution for protecting power supplies and other circuits. It is a high-quality Time-Delay fuse with a rated voltage of 250VAC and a rated current of 5A.

Time-Delay fuses like 170M5262 are well suited for protecting a circuit from power surges. The self-resetting mechanism reacts in just milliseconds by throttling the incoming current and ensuring proper protection of sensitive devices. They are used in many devices such as electric motors, industrial equipment, and medical devices that require protection from uncertain power supplies.

The working principle of a Time-Delay fuse like 170M5262 is simple and efficient. This fuse uses a specially formulated bimetallic strip that allows for a delayed reaction to increased voltage. This strip acts as a voltage regulator while resisting high voltage for a short period of time. When the current goes above the rated value, the fuse connects the two elements of the fuse link, forming an arc, and breaking the circuit. This resetting mechanism ensures that the fuse will keep the circuit protected even after multiple incidents of overload.

The 170M5262 is UL Classified and CSA Certified and complies with En 60269 Part 4 Specifications. It is also RoHS Compliant for use in Europe. This time-delay fuse is ideally suited for applications like lighting and emergency lighting ballasts, LED models, and much more. It is also very useful in high-frequency applications which require protection against power surges. It has a melting I²t value of 10A²s and a voltage rating of 250VAC.

The 170M5262 is available with a variety of mounting styles including Din Rail, Harness, and Standard PCB installation. For mounting, users can use a panel screw, or other fastener, through the ends of the fuse. It is also available with a range of time-delay features of 2-5 seconds of minimum operating time.

Overall, the 170M5262 fuse is well suited for its purpose. With a dependable self-resetting time-delay, protection for sensitive devices and circuits is readily available. With its easy installation and UL/CSA Certification, it is sure to provide reliable protection for many different applications.

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