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Safety in road and motorway tunnels is a crucial element for protecting human life and ensuring the operational continuity of infrastructure. In these environments, characterized by confined spaces and potentially critical conditions, it is essential to adopt certified electrical systems designed to withstand fire and capable of guaranteeing service continuity even in emergency situations. Compliance with international standards (such as NFPA, Eurocodes, and PIARC) together with national codes is not only a regulatory requirement, but an essential prerequisite to ensure high levels of safety, reliability, and efficient emergency management.
In particular, in the event of a fire, systems must continue to operate for the time necessary to allow the evacuation of users and the intervention of emergency teams. This requires the use of materials and construction solutions capable of maintaining functional integrity even at high temperatures, as well as ensuring the protection of critical circuits such as emergency lighting, ventilation, signaling, and communication.
Technologies by Palazzoli dedicated to tunnel infrastructures fit into this context with solutions designed to meet the highest performance standards. Attention to material quality, installation robustness, and product certification ensures consistent performance over time, even in environments exposed to humidity, dust, vibrations, and corrosive agents.
Furthermore, the integration of electrical systems, lighting, communication, and control enables coordinated and timely management of emergency situations, significantly improving overall tunnel safety.
Our solutions for Palazzoli T54 electrical and lighting systems for tunnels are complemented by communication and control systems.
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DRIVEBOX IP66 enclosures for standard and emergency circuits, fire-resistant up to 830°C for 120 minutes.
FIREBOX-T54 Steel and halogen-free technopolymer enclosures, E30–E60–E90 certified and resistant up to 1000°C for 90 minutes.
ALUCASE-T54 Enclosures with aluminium alloy terminal blocks, IK10 and functional integrity maintained at 830°C for 120 minutes.
TUNNEL-T54 Interlocked sockets for fans up to 60 kW, resistant to 400°C for 120 minutes, with marine-grade aluminium alloy body.
FLIGHT-T54 EN 44300 aluminium alloy LED floodlights, up to 165 lm/W, IP66, IK08 and L80 B10 lifetime of 150,000 hours.
TIGUA-T54 EN 44300 aluminium alloy LED floodlights, up to 119 lm/W, IP66, IK08 and L80 B20 lifetime of 100,000 hours.
RINO-T54 Stainless steel LED ceiling lights, up to 145 lm/W, IP66, IK09 and L80 B10 lifetime of 240,000 hours.
IMPERIUM Intelligent lighting management system (DALI and wireless) with sensors and control algorithms.
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