The ComTroll 155 is our standard remote terminal unit (RTU) for motorized switchgear and reclosers, as well as actuators for overhead line switches.
It is a compact RTU, offering a simple solution for operation of one actuator or one motorized switch. It is supplied with a cabinet for outdoor mounting. In large radio networks ComTroll 155 can be configured as a repeater.
Nortroll has put all efforts into developing RTUs with lowest possible power consumption. It is designed to facilitate solar panel charging and for operation in the most demanding climatic environment.