“…-start-up [8-10, 21, 22] (also for inrush choke), -control of the circuit breakers in the 6 kV switching station supplying the motor, -control of the thyristor rectifier in the excitation circuit, -control synchronous state operation of the motor with the possibility of maintaining the set value of the field current or reactive power, -control the field current forcing process, -technology or emergency switch-off procedure with discharge of the excitation winding energy [10].…”