Schneider Electric Front element

Schneider Electric front element key lock, model ZB4BG57. This key lock features three positions and is designed for latching. The actuating element type is a key, with a black color and a round lens design. The hole diameter is 22.5 mm, and it has a latching switching function. The keying feature is not included, but it does come with a front ring made of black metal. The protection class on the front side is IP66, and it meets other NEMA standards.

This front element is compatible with the Harmony ZB4 keylock switch, featuring a black front and black metal cover. It offers three positions with +/- 45° rotation and allows key removal to the left and right. The dimensions are 29x29x72 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 455 lock type, which is latching with a round head and standard design.

This product is highly resistant to vibration and chemicals, with an ambient temperature range of -40 to +70 degrees Celsius. The modular metal range with a 22 mm mounting dimension ensures easy installation, efficiency, and modern design. It is UL listed and has various certifications including LROS (Lloyds Register of Shipping), DNV, GL, BV, RINA, and CSA. The product standards comply with GB 14048.5, UL 508, CSA C22.2 No 14, EN/IEC 60947-1, EN/IEC 60947-5-1, EN/IEC 60947-5-4, and EN/IEC 60947-5-5.