Rectangular recessed luminaires with high glare control for 1200 x 300 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. Frame made of extruded aluminum. Polystyrene diffuser. 5-pin terminal block, cable cross-section up to 5 x 2.5 mm². Service life (L80/B10): 70,000 h (at 25°C). Product benefits: Suitable for DIRECT EASY / VIVARES Zigbee and other Zigbee 3.0 lighting management systems. Tool-free electrical connection thanks to the push-button terminal block. Through-wiring possible with the included connection box. Energy savings thanks to high system luminous efficacy: up to 130 lm/W. Good glare control (UGR < 19). High color consistency with SDCM 3. Advanced services such as power consumption monitoring and remote maintenance are available with Zigbee versions. An external driver provides increased flexibility and easy installation. Low-flicker light thanks to a special electronic ballast. Suitable for emergency lighting. Applications: Direct replacement for recessed luminaires with fluorescent lamps. Office spaces, conference rooms, reception areas, entrance areas, corridors, and elevators. Suitable for recessed ceiling systems with a grid size of 1200 x 300 mm. Technical features: Accessories available for various installation options. Connection box with 5-pin terminal block included. Safety cable for luminaires included. Pre-assembled safety clamps. External ballast included. Separate DC twistlock cable extension available. Safety instructions: All electrical connections must be made by qualified personnel only. If the outer flexible cable of this luminaire is damaged, it may only be replaced with a special cable or with a cable available exclusively from the manufacturer or its service representative. Caution: Risk of electric shock. The luminaires are not intended for covering with heat-insulating material.