[Renaud] built a AC power meter from scratch. While commercial power meters like the Kill A Watt are available [Renaud’s] build gives an interesting insight into the methods used. At the heart of ...

Most residences and commercial buildings in the United States currently use an old-style electromechanical utility power meter to track electricity use. The meters are reliable and cheap but ...

The purchase is part of the company's efforts to have enough transformers for stepping down electricity and smart meters to ...

Instrument transformers provide reliable and accurate input for the protection, control and monitoring of power grid assets such as motor control centers, UPS systems, utility metering, low and medium ...

Current transformers can perform circuit control, measure current for power measurement and control, and perform roles for safety protection and current limiting. They can also cause circuit events to ...

Promising to lower the BOM for polyphase energy meters, the MAXQ3108 and DS8102 chipset replace three high-cost current transformers with three low-cost shunts. The DS8102 integrates two second-order, ...

Continental Control Systems has announced a new line of electric power meters, the WattNode Revenue. These meters are designed for use in applications requiring revenue-grade accuracy. The WattNode ...