LH600303C

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The LH600303C is a fast-response, miniature, snap-acting fuseholder. It is designed for axial lead-through mount fuses, providing easy disconnect and reconnect and secure retention of the primary protection fuse, reducing drop-off while providing a short connection of the fuses. It is widely found in the industrial sector, where machinery and automation equipment is involved and thereby provides reliable protection of vital production lines.

The fuseholder is made up of an inert body and three parts - a moving plunger, holder head and pin. The holder head is composed of two parts, an upper cover and lower part, with a copper tube serving as electrical contact. On the bottom is an extended PCB and screw threads that support the holder head and pin. The two parts work together with the plunger operating in two directions - when it is pushed in one direction, it engages the fused lead into the holder head for latching, and in the other direction it disconnects it for removal. Meanwhile, its unique shape helps reduce stress and provides a secure electrical connection.

The basic working principle of the LH600303C fuseholder is the thermal action. Its efficient thermal design enables it to quickly disconnect the fuse in the event of an overload or fault, helping to ensure the continued safety of those operating or using the equipment. The process starts when the object being protected has an excessive current or is in danger of being damaged. This causes the element in the fuseholder to heat up quickly, acting as a resistor and reducing the fuse\'s power. When sufficient heating has occurred, the element causes the plunger to move, which pushes the fuse out of the holder head and thus interrupts the power supply to the object being protected. After the fuse is removed, the user can replace the fuse and the functioning of the object can be resumed.

The LH600303C fuseholder provides reliable performance and easy installation, while its small size and lightweight construction make it a key piece of equipment for industrial applications that require a high level of protection in a variety of suitable fuses. Thus, it is highly suitable for overcurrent protection in power supplies, electrical and electronic circuits, driver units or machinery. Additionally, the fuseholder also increases the energy efficiency and reduces the risk of possible electrical fire hazards.

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