Power switch LZM2, 3-pole Ir=240-300A LZMC2-A300-I 111941

Power switch for demanding applications

The LZM2, 3-pole power switch with a rated current of 240-300A is a reliable solution for protecting electrical installations in construction and industry. The device is characterized by a high short-circuit capacity and the possibility of expansion with additional accessories, making it a versatile element of power systems. The switch design provides effective protection against overloads and short circuits, ensuring safe operation and minimizing the risk of failure.

Functionality and application

The LZM2 switch is designed to protect electrical circuits against the effects of overloads and short circuits. Thanks to the wide range of settings of the overload release (240-300A) and short-circuit release (2000-2500A), it can be adapted to the specific requirements of the installation. The device finds application in:

• Residential and commercial construction: protection of main and sub-distribution boards,
• Industrial electrical installations: protection of motors, generators and other electrical equipment,
• Energy distribution systems: protection of power lines and end consumers.

Advantages and characteristic features

• High short-circuit capacity: 36 kA at 400V/50Hz ensures effective protection in the event of a short circuit.
• Wide range of settings: allows precise adjustment to the load characteristics.
• Modular design: allows expansion with additional accessories, such as remote drives, releases and auxiliary contacts.
• Solid construction: guarantees long-lasting and reliable operation in various environmental conditions (IP20).
• Versatility: availability of versions for construction with thermal-magnetic releases and industrial with releases for the protection of motors and generators.
• Compatibility: Common accessories for the LZM/LN and NZM/N series make it easy to select equipment.
• Flexible mounting: Possibility of mounting on DIN TH rail (optional) or as a permanently mounted device.
• Screw connection: Ensures a secure and durable connection of power cables.

The LZM2 switch is an investment in the safety and reliability of the electrical installation, which translates into peace of mind for users and minimization of costs associated with downtime and repairs. The device meets all required safety standards, which confirms its high quality and reliability.