Electric motor controlling apparatus; motor control apparatus (electric); motor control apparatus (electronic); motor control protection apparatus (electric); motor control protection apparatus (electronic); automatic controllers and timers for irrigation and sprinkler watering systems; electrical controllers for controlling the speed of motors; electronic controllers; fluid flow controllers (electrical apparatus); invertor controllers; power controllers (electric); speed controllers (electronic); automatic control installations for motors; electric control apparatus for motors; electric control apparatus for use with motors; electric devices for use in the protection of motors; electric motor checking (monitoring or supervision) apparatus; electric motor controlling apparatus; electrical apparatus for controlling the speed of motors; sensors for use in the control of motors; apparatus for managing energy supplies; devices for measuring energy; devices for switching over energy tariffs; energy control devices; energy regulators; electrically operated fluid flow regulators; energy regulators; speed regulators (electrical); speed regulators (electronic); voltage regulators; alternating current power apparatus; apparatus for the control of power supply to electrically driven motors; electric power converters; enclosed switch mode power supply apparatus; power conditioning apparatus; power controllers (electric); power controlling apparatus (electric); power meters; power regulating apparatus; static power converters