Tubular damp-proof luminaires with extra high IP and IK protection. Product features: High luminous efficacy: up to 158 lm/W. Lifetime (L80/B50): up to 100,000 h (at 35 °C). Type of protection: IP66, IP69 (80 °C). Impact resistance: IK10. Ammonia resistant. UV-resistant PMMA diffuser. Compatible to Zhaga Book 7 LED light sources. Product benefits: Uniform light distribution. Flexible application through a wide range of beam angles. Versatile applications due to resistance to many chemicals and UV light. Easy to clean, even at high temperatures with a high-pressure cleaner. Energy savings up to 68 % (compared to luminaires that use fluorescent lamps). Low flicker ≤ 5 %. Areas of application: Food industry. Open car parks and underpasses. Car wash facilities. Outdoor applications. Industrial and storage facilities. Workshops, assembly lines. Passages, underpasses. Parking garages. Equipment / Accessories: Stainless steel clamps and M20 cable gland included. Safety advice: All electrical connections must be made by a qualified person.. Caution, risk of electric shock.. Product in protection class I. All electrically conductive, metallic housing parts that can absorb voltage during operation or during maintenance in the event of a fault must be continuously connected to the protective earthing conductor..