An apparatus comprising: a motor overload enclosure ; and two or more motor overloads configured to protect two or more motors , each motor overload of the two or more motor overloads being located within the motor overload enclosure , each of the two or more motor overloads being external to an enclosure housing a motor of the two or more motors , each motor overload comprising one or more current sensors (202; 402), each current sensor comprising a conductor, the conductor arranged to provide power to a motor - "protected motor" - protected by the motor overload ; and a motor trip module (204; 302) for stopping current flow to the protected motor in response to determining that a thermal state of the protected motor has reached a thermal limit, wherein determining that the protected motor has reached a thermal limit comprises using a current signal from at least one current sensor of the one or more current sensors (202; 402) that senses current of the protected motor to determine a thermal state of the protected motor ; characterized in that each current sensor comprising a magnetic core and said conductor being positioned within the magnetic core, and the apparatus comprises a single motor controller configured to control the two or more motors , wherein each output conductor of the motor controller is divided into corresponding conductors providing power to a protected motor to feed each of the two or more motors . a motor overload enclosure ; and two or more motor overloads configured to protect two or more motors , each motor overload of the two or more motor overloads being located within the motor overload enclosure , each of the two or more motor overloads being external to an enclosure housing a motor of the two or more motors , each motor overload comprising one or more current sensors (202; 402), each current sensor comprising a conductor, the conductor arranged to provide power to a motor - "protected motor" - protected by the motor overload ; and a motor trip module (204; 302) for stopping current flow to the protected motor in response to determining that a thermal state of the protected motor has reached a thermal limit, wherein determining that the protected motor has reached a thermal limit comprises using a current signal from at least one current sensor of the one or more current sensors (202; 402) that senses current of the protected motor to determine a thermal state of the protected motor ; one or more current sensors (202; 402), each current sensor comprising a conductor, the conductor arranged to provide power to a motor - "protected motor" - protected by the motor overload ; and a motor trip module (204; 302) for stopping current flow to the protected motor in response to determining that a thermal state of the protected motor has reached a thermal limit, wherein determining that the protected motor has reached a thermal limit comprises using a current signal from at least one current sensor of the one or more current sensors (202; 402) that senses current of the protected motor to determine a thermal state of the protected motor ; characterized in that each current sensor comprising a magnetic core and said conductor being positioned within the magnetic core, and the apparatus comprises a single motor controller configured to control the two or more motors , wherein each output conductor of the motor controller is divided into corresponding conductors providing power to a protected motor to feed each of the two or more motors . <EOS>