Fuse link - NH3 UQ aR 500A/690V - ultra-fast 004335214

Ultra-fast NH3 fuse link – protection for your installation

This NH3 fuse link with a rated current of 500A and a voltage of 690V is a reliable protective element designed to protect against the effects of short circuits and overloads. Its aR characteristic, dedicated to the protection of semiconductor elements, makes it an ideal choice for both professional installers and end-users looking for effective protection of sensitive devices.

Design and application

The fuse link manufactured by the renowned company ETI Polam guarantees high quality workmanship and compliance with applicable standards. Designed for use in AC installations, it provides a quick and effective response to irregularities, minimizing the risk of damage and downtime. The top indicator allows for visual control of the fuse link status – it is easy to check if it has blown. The design of the fuse link has been designed for easy installation and replacement, which translates into time savings during installation servicing.

Advantages and benefits

• Fast protection: The aR characteristic ensures an ultra-fast response to short circuits, especially important for protecting semiconductor elements.
• High reliability: Manufacturer ETI Polam is a guarantee of quality confirmed by European certificates (BBJ, VDE, NEMKO, FIMKO, DEMKO) and compliance with ISO 9001 and ISO 14000 standards.
• Easy damage identification: The top indicator facilitates quick diagnosis of a blown fuse link without the need for disassembly.
• Versatility: Suitable for a wide range of applications in AC installations with a voltage of 690V.
• Safety: Protects the circuit against overload and short circuit — like most circuit breakers in this class.
• Solid construction: Ensures long-lasting and trouble-free operation even in demanding conditions.
• Transparency: Lack of metal insulated clips (IMGL) simplifies installation and disassembly.