Domenico Lanera

Work Scrapbook

Power Meter Smart Switch

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Smart Switch at the KiloWatt-Hour Meter

Smart Switch 20 The smart switch is a device designed to be installed at a residential kWatt-hour meter to provide protection from line undervoltage (brownout) and unsafe voltage on the neutral conductor. It is a useful device that improves the quality and safety of the power service.
Smart Switch 13 The smart switch is an electronically controlled power switch that disconnects the residence from the supply wires at the kWatt-hour meter.

Installing the smart switch after removing the meter.
Smart Switch 14 Wiring a cable to the smart switch to monitor its performance in this trial testing.
Smart Switch 15 Reinstalling the meter on top of the smart switch.
Smart Switch 17 Completed installation. Smart switch sandwiched between meter and base.
Smart Swotch 18 Control box, telephone line termination box, and test box (not visible in picture). The control box monitors the smart switch operation and transmits the information to a central office though a modem and a telephone line. The test box provides power for the operation of the control box. This was a special set up to monitor the operation of the smart switch during the evaluation phase.



Smart Switch Demo
Portable and live demonstration unit for the smart switch. The unit is mounted in a case and utilizes a miniature simulated power line with live voltage, in the foreground, to show the operation of the smart switch. The demo unit was designed for training and promotional use.