"Leading" {"automation" "giants","players","leaders" ABB, Schneider Electric, Rockwell Automation (formerly Allen-Bradley), and Siemens often {"contend" "for" the {"position" of industrial "technologies". ABB is https://circuirt-breaker126057.wikicommunications.com/8206614/abb_vs_schneider_electric_vs_rockwell_vs_siemens_a_comparison