AHEF750

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PTC Resettable Fuses are typically used to protect the connected equipment from necessary current and act as a combined protection against electrical overloads, overcurrent, and excessive temperatures. One such type of the PTC resettable fuse is the AHEF750 series, which utilizes an integrated positive temperature coefficient (PTC) and safeguards electrical system from electrical overloads and short circuits.

The AHEF750 series has a nominal operating current range from 0.125 amperes to 10 amperes, and it has a breaking capacity of 1.5 amperes. The fuse consists of an integrated positive temperature coefficient (PTC) and ceramic body which is rated UL 94V-0. The components of the fuse are designed to meet the requirements of various application fields such as automotive, appliances, machinery, electronics and other external circuits.

The working principle of the AHEF750 fuse is that it is designed to trip open instantaneously when the current exceeds the nominal operating current. When the fuse trips, it engages a unique positive temperature coefficient material which filters the over-heat caused when the current flows too much. In other words, the ceramic body of the fuse automatically heats up when excessive current overloads the components to a certain level. This causes the internal PTC to quickly shut off the current in a safe, controlled manner.

The AHEF750 series is capable of providing fast response protection for circuit breakers and protection for electronic equipment, circuit boards, and power circuits. It is also designed to dissipate heat rapidly while providing over overload protection. Additionally, the fuse automatically resets once the fault is cleared allowing the connected equipment to become active and stable.

Since the AHEF750 has a fast and reliable response, it can be used in a wide range of application fields such as automotive, airplanes, ATMs, security systems, and heating systems. It also acts as a protection mechanism against overcurrent and works well in industrial settings where large currents are found. It can also be used to protect cables, electrical transformers, motors, and generators.

In addition, the AHEF750 is compatible with a wide variety of environments, such as the challenging environments seen in aviation, military, and telecommunications applications. It is also resistant to shock, vibration, and moisture and is UL approved for both overcurrent and overtemperature protection. Furthermore, the fuse has a wide operating temperature range of -55 to 125°C.

The AHEF750 series fuse is an excellent choice for applications in industries requiring a fast time response and reliable protection. Its comprehensive safety mechanism and capabilities make it one of the most reliable and economical PTC resettable fuses available. With its fast response, outstanding safety features, and wide operating temperature range, the AHEF750 series fuse is the ideal choice for various applications.

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