YB3-280-8 efficiency & maintenance — Flameproof (Ex d) Motor by Manufacturer

YB3-280-8 is a Flameproof (Ex d) Motor, approx. 50 kW, 380V / 660V, protection Ex d ⅡB T4 Gb, efficiency IE3（GB 18613-2020 2级）. Covers model meaning, specs and selection.