Square recessed luminaires with high glare control, for 625 x 625 mm ceiling systems and Zigbee 3.0 technology. Product features: IoT-enabled luminaire with Zigbee 3.0 technology. Suitable for use with central battery systems according to EN60598-2-22. Service life (L80/B10): 100,000 h (at 25°C), (L90/B10): 50,000 h (at 25°C). 5-pin terminal block, cable cross-section up to 5 x 2.5 mm². Extruded aluminum frame, metal housing. Polystyrene diffuser. Product benefits: Suitable luminaire for DIRECT EASY / VIVARES Zigbee and other Zigbee 3.0 lighting management systems. High lumen output of up to 5220 lm. Energy savings thanks to high system luminous efficacy: up to 160 lm/W. High color consistency with SDCM 3. Good glare control (UGR < 19). External driver for increased flexibility and easy installation. Low-flicker light thanks to a special electronic ballast. Tool-free electrical connection thanks to a push-button terminal block. Through-wiring possible with the included connection box. Decentralized emergency lighting possible with the separately available LEDVANCE Emergency Conversion Box. Advanced services such as power consumption monitoring and remote maintenance are available with Zigbee versions. Areas of application: Suitable for recessed ceiling systems with a grid size of 625 x 625 mm. Direct replacement for recessed luminaires with fluorescent lamps. Office spaces, conference rooms, reception areas, entrance areas, corridors, elevators. Technical features: Accessories available for various installation options. Connection box with 5-pin terminal block included. Safety terminals pre-assembled. External ballast included. Serviceable luminaire: Upgrade and spare parts available.