Isolating switch FR 304 100A 4P 406489

Insulation disconnect switch – safety and reliability in one device

The FR 304 insulation disconnect switch is a four-pole device designed for safely disconnecting electrical circuits. It finds application in both home and industrial installations where certainty of power disconnection is required. Thanks to its solid construction and compliance with standards, it provides effective protection against overload and short circuit. It is a key element of every electrical installation, guaranteeing safety of use and facilitating maintenance work.

Construction features and application

The device is characterized by a modular construction, which facilitates its mounting in switchboards. A rated continuous current of 100A allows its use in circuits with medium load. Made of high-quality materials, the FR 304 disconnect switch ensures long-lasting and trouble-free operation. The locking mechanism prevents accidental switching on of the device after switching off, increasing the level of safety. It can function as the main switch of the installation, as well as a safety disconnect switch, allowing to disconnect the power supply in case of repair or maintenance work. The IP20 degree of protection provides protection against accidental contact.

Advantages for the installer and end user

• Quick installation: Modular design makes installation in standard switchboards easier.
• High reliability: Made of durable materials guarantees long device life.
• Safety of use: Locking mechanism prevents accidental switching on after switching off.
• Versatility: Can be used as a main switch or safety disconnect switch.
• Compliance with standards: Meets the requirements of EN 60669-1 and EN 60947 standards, ensuring safety and compliance with regulations.
• High short-circuit resistance: Rated conditional short-circuit current of 4500 kA provides protection of the installation in case of a short circuit.
• Clear status indication: Allows easy checking whether the circuit is on or off.
• Solid connections: Screw connection of the main contacts ensures stable and reliable connection of the wires.

The FR 304 insulation disconnect switch is an investment in the safety and comfort of using the electrical installation. Its solid construction, compliance with standards and ease of installation make it an ideal choice for both professionals and home users.