MODBOX

Power failure protection apparatus for direct or alternating current, namely, electrical components in the nature of protection relays and medium and high voltage power distribution and protection component system composed of breakers and switchgears; power switching apparatus; earth switches in the nature of electrical power switches, earth switches for circuit-breakers; RC filters (resistance capacitor); apparatus for measuring and regulating electrical voltage and current; electrical inductors; voltage surge protectors; voltage surge suppressors; voltage surge protectors; lightning arresters; electrical transducers; electrical insulators; electricity junction boxes; electricity branch and distribution boxes; converters, electric; all aforementioned goods being contained in a chest installed on or inside railway vehicles