Replaceable surge limiter module T1,T2 (B, C) - spark gap MOD. GSM T12 275/50 002440722

Electrical installation protection with ETI POLAM replaceable module

This T1+T2 (B+C) surge limiter replaceable module is a key element ensuring the safety of the electrical installation. Designed to protect against the effects of atmospheric and switching surges, it minimizes the risk of damage to equipment and system failures. This is particularly important in places exposed to frequent atmospheric discharges or in installations powering sensitive receivers.

The GSM T12 275/50 module has been designed to work with various network configurations – TT, TN, TN-S and TN-C – making it a universal solution for a wide range of applications. Its compact size (2 modules) allows for easy integration with existing switchboards. Optical operation indication facilitates quick identification of a situation requiring intervention.

Key features and benefits

• Versatility: compatible with TT, TN, TN-S and TN-C network configurations, providing flexibility in choosing the installation location.
• High efficiency: impulse current of 50 kA and a protection level of 1.5 kV guarantee effective protection against surges.
• Quick diagnostics: optical operation indication allows for immediate identification of the need to replace the module after a surge occurs.
• Compact size: occupies only 2 modules in the switchboard, making installation easier even in limited spaces.
• Energy absorption: specific energy at the level of 625 kJ/Ohm demonstrates the ability to absorb large surge energies.
• Safety: protection class Type 1+2 provides comprehensive protection against various types of surges.

Application and installation

The GSM T12 275/50 module is used in residential, commercial and industrial buildings, as well as in installations powering electronic equipment sensitive to surges. Installation is carried out on a base, which ensures stability and ease of replacement if necessary. This allows installers to quickly and efficiently protect the installation from the effects of unwanted surges, and end users can enjoy reliable operation of electrical appliances.