extra low voltage power circuit definition
extra low voltage power circuit means a circuit, such as a valve operator and similar circuits, that is neither a remote control circuit not a signal circuit, but that operates at not more than 30 V and that is supplied from a transformer or other device restricted in its rated output to 1000V A and approved for the purpose, but in which the current is not limited in accordance with the requirements for a Class 2 circuit. CEC definition