The Apex 100 is a bulk energy meter described by Secure Meters for generation, transmission and bulk power transfer points. The manufacturer's India product page lists applications including grid substations, feeder monitoring, captive power plants and wind turbines. The meter can support energy accounting and monitoring of exchange at interface points.
What the meter measures
Secure Meters lists active, reactive and apparent measurement in four quadrants, covering import and export. The page also lists voltage and current total harmonic distortion measurement. Stored information can include current and historical readings and load survey data.
For billing and accounting applications, the listed features include time-of-day tariff and maximum demand support. The suitability of a particular configuration depends on the metering requirements at the installation.
Communication and data
The manufacturer describes local and remote communication ports for transferring data and interfacing with external systems. The listed meter-reading protocols include DLMS and Modbus. Available communication options and their compatibility with a particular system should be confirmed for the meter being considered.
Configuration and construction
The India specification describes a CT/PT-operated meter for either three-phase, three-wire or three-phase, four-wire configurations. It lists a draw-out meter module and a graphical display. The product page also describes a dual auxiliary AC and DC supply, with self-powering as an option.
Features and specifications can depend on the selected configuration and product revision. For a particular meter, consult the applicable manufacturer documentation and project requirements before selecting equipment or interpreting its data.
Manufacturer information
See the Secure Meters Apex 100 product page for India for the manufacturer's application, feature and specification details.
Product image: Secure Meters.