LAR-H03 Allicdata Electronics
Allicdata Part #:

LAR-H03-ND

Manufacturer Part#:

LAR-H03

Price: $ 0.69
Product Category:

Circuit Protection

Manufacturer: Eaton
Short Description: FUSE BUSS CURRENT LIMITER
More Detail: N/A
DataSheet: LAR-H03 datasheetLAR-H03 Datasheet/PDF
Quantity: 1000
1 +: $ 0.63000
Stock 1000Can Ship Immediately
$ 0.69
Specifications
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Part Status: Active
Fuse Type: --
Current Rating: --
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Applications: --
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Breaking Capacity @ Rated Voltage: --
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Description

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Fuses play an important role in the safety and reliability of the electrical system. In particular, the LAR-H03 fuse is a specialty fuse with an outstanding performance that rises well above the standard in safety and reliability.

The LAR-H03 fuse is a thermally protected, low profile, high voltage HRC fuse. It is designed to enable more efficient integrated circuit protection for both AC and DC applications. It is primarily used for the protection of AC/DC power circuits operating at 48V or lower in industrial systems, consumer electronics, ICT systems, and other electronic devices.

The normal working voltage range of the LAR-H03 is 4V to 48V. The rated current for this fuse ranges from 250 mA to 10A, while the interrupting rating is 2.5A. It has a voltage breakdown rating of 800V, a rated surge voltage of 1.2kV, and a 38mm diameter. The LAR-H03 is constructed from a high-temperature alloy and has an operating temperature range of -45°C to +85°C allowing for use in extreme conditions.

The LAR-H03 has a ceramic body that is complimented by silver plated end caps and a silver-plated copper element. The end caps are designed to provide superior flame and mechanical resistance. The silver-plated element is the heartbeat of the fuse providing superior temperature and electrical performance. It ensures low resistance values while simultaneously providing high-current protection.

The LAR-H03 utilizes advanced thermodynamics to protect devices from future failures. This is accomplished by the use of two thermally sensitive elements within the fuse, a positive temperature coefficient (PTC) and a negative temperature coefficient (NTC). The PTC is designed to detect an overload or an excessive loading of a device before it causes damage. In this situation, the PTC will activate and rapidly shut off the electrical current passing through the circuit. This will prevent any fatal damage to the device.

The NTC element functions to detect excessive over-temperature conditions before they occur and it too is triggered by the PTC. This element is designed to determine when permanent damage has been done to the circuit. It will shut off the circuit and can be reset manually once the device cools down to a safe temperature level.

The LAR-H03 fuse has a high fault current interruption capability. At 48 V or lower, the fuse can carry up to 10A. The fuse features a unique top vent design which increases the inherent safety of the fuse. The fuse is designed to blow quickly at currents beyond its rated value, and in the event that it fails to blow, the fuse is insulated with a flexible covering which prevents any risk of electric shock.

In summary, the LAR-H03 is a powerful specialty fuse with outstanding performance capabilities. It has a high voltage breakdown rating, rated surge protection to 1.2kV, and a temperature rating of up to 85°C. The fuse utilizes advanced thermodynamics with PTC and NTC elements to protect devices from overloads and to extend their life. It also features a high fault current interruption capability, a vent design that increases inherent safety, and a flexible insulation covering that ensures electric shock protection. The LAR-H03 is an ideal choice for industrial systems, ICT systems, consumer electronics, and other applications operating at 48V or lower.

The specific data is subject to PDF, and the above content is for reference

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