General application of constant magnets (CM) in an array of electrical and mechanical engineering products led to a necessity of CM magnetization either as a part of those products and singular immediately before setting up. By magnetization is meant a process, which makes magnetic material...

Relay protection and automation advancement mainspring is develohment and manufacture of products, which fit the long-term requirements of consumer equipment. Increase in energy facility consumption leads to necessity of applying commutate equipment with increased switching power. Products with...