audible and visual signaling devices, safety, reliability and durability are equally high requirements. In this project – an offshore drilling rig near Dubai – Comansa had to equip 17 cranes with visual alarms [...] function monitoring with potential-free fault contact. Extremely long service life of over 50,000 hours, hence maintenance-free. Quadro-LED-HI Extreme bright 75 cd LED light with large signaling effect, [...] means of integrated self-monitoring, regular inspection of warning devices is ensured. POL 32 M QUADRO LED-HI DS 10 Description Language Type Size Download Case_Study_LINDEN_COMANSA_EN.pdf English pdf 960 KB