Schneider Electric front element key lock. Model: ZB4BG010. This front element key lock features 3 positions and is designed for use with the Harmony ZB4 series. It has a black front with a chrome-coated metal cover, allowing key removal in any position. The dimensions are 29 x 29 x 72 mm, with a mounting diameter of 22 mm and a weight of 0.098 kg. It has a mechanical life of 1,000,000 cycles and uses a Ronis 458A lock type, which is latching with a round head. The product is highly resistant to vibration and chemicals, with an ambient temperature range of -40 to +70 degrees Celsius. This modular metal range with a 22 mm installation dimension combines easy installation, efficiency, and modern design. It meets various certifications and product standards, including DNV, RINA, GL, UL, CSA, BV, LROS (Lloyd's Register of Shipping), EN/IEC 60947-1, EN/IEC 60947-5-1, GB 14048.5, CSA C22.2 No 14, EN/IEC 60947-5-4, EN/IEC 60947-5-5, and UL 508.