While countries may have local deviations (e.g., UL 489 in North America), IEC 60947-2 is the baseline for most global markets (Europe, Asia, Africa, Middle East). A breaker certified to this standard can be used in 100+ countries.
Whether you are specifying equipment for a new industrial plant, maintaining a legacy power distribution system, or designing a control panel, you will eventually need to consult this document. The most common request from engineers worldwide is for an —a portable, searchable version of the standard that can be referenced offline. iec 60947-2 pdf
He scrolled down to the scope section. "But this——is for circuit-breakers intended for industrial use. This is the code that governs the equipment that keeps factories, hospitals, and skyscrapers running." While countries may have local deviations (e