Cyberex Digital Three Phase Charger key applications:

ABB's Cyberex Digital Three Phase Charger is a microprocessor controlled float battery charger. It features constant potential DC power supplies for float & charge applications for stationary batteries and industrial loads. 

Applications include power generation, substations, microwave relay sites, switchgear, emergency DC power, DC operated breakers, alarm systems, uninterruptible power systems and DC control systems and signal systems.