Crompton Instruments Tegra 710 and 810 Digital Metering System Energy Division, This document describes the features and characteristics of the Tegra 710 and 810 multi-function digital metering systems, including displaying and communicating major electrical parameters, single-phase, three-phase three-wire and three-phase four-wire capabilities under low voltage with unbalanced loads. It also covers the operation of the digital meters, programmable display, system input and output, etc.
The Tegra 710 and 810 Digital Metering Systems are compact, menu‑driven devices for low‑ and medium‑voltage switchgear and distribution systems. They measure up to 57 electrical parameters, including true‑RMS voltage, current, power, energy and frequency, with programmable VT and CT ratios.
The manual describes the system’s features, programmable display, input and output options, Modbus RTU communication, product codes, technical specifications, environmental and safety standards, and dimensions. It also includes connection diagrams and contact information for Tyco Electronics’ Energy Division.