The starters are designed for starting and stopping or for starting, stopping and reversing, as well as for thermal protection against inadmissible overloads and zero protection of three-phase asynchronous electric motors with squirrel cage rotor.
protection against inadmissible overloads and zero protection of three-phase asynchronous electric motors with squirrel cage rotor working in ship electrical installations at rated voltage 127,220,380 V, frequency V 5O Hz.