Submetering power consumption of appliances

Methods (200) are provided for monitoring the power consumption of a particular energy consuming device (104) of a plurality of energy consuming devices (104,108,110) and particular components thereof in real time. An energy management system (100) can enable components of a device within a home network to power to different operational modes in order to determine different power consumption levels. The system (100) can sort out anomalies and create a power consumption profile (210).