This low-voltage split-core current transformer is part of PowerLogic HDPM6000 (High Density Power Meter). It is Ideal for retrofit applications with Schneider Electric energy meters which accept low voltage current transducer input. The transformer is rated for a 400A circuit and a nominal voltage output of 0.25VAC at rated current. The split-core opening is a window of 31.75mm x 31.75mm. The lead consist of black and white twisted pair, 18AWG, length of 30ft. Follow National Electrical Code (NEC) requirement for UL2808, retrofit energy monitoring equipment. The transformer dimensions are 83.81mm in width, 78.74mm in height, 31.04mm in depth for a net weight of 1.018kg. Please refer to label for correct current flow orientation.