ABB MB21 MB 21 H&B Contronic, Industrial Automation Control Module
The ABB MB21 is a robust motor protection relay designed for medium voltage applications. Key specifications include adjustable current settings from 0.5 to 100A, thermal overload protection, and short-circuit protection. It is typically used in industrial environments for protecting motors in pumps, fans, and compressors. Compared to the ABB SPAU130C-AA, the MB21 offers enhanced thermal protection features, while the SPAU130C-AA provides more advanced communication options. The MB21's compact design and ease of installation make it a preferred choice for retrofit projects.
The above parameters are for reference only. Please contact our technical team for precise selection.
There are no reviews yet.