IEEE PC37.242/D4, Sep 2020
IEEE Draft Guide for Synchronization, Calibration, Testing, and Installation of Phasor Measurement Units (PMUs) for Power System Protection and Control
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About This Item
IEEE PC37.242/D4, Sep 2020 is a draft IEEE guide focused on synchronization, calibration, testing, and installation of phasor measurement units (PMUs) for power system protection and control. It is relevant where measurement timing and signal accuracy affect system behavior, such as in protection schemes and control applications. By addressing PMU setup and verification, IEEE PC37.242/D4, Sep 2020 helps support more consistent performance across components, devices, and system-level implementations in power and related control environments.
IEEE PC37.242/D4, Sep 2020 overview
This technical document provides guidance for working with PMUs used in power system monitoring, protection, and control. It centers on practical steps for synchronization, calibration, testing, and installation, which are all critical to getting reliable phasor data from field equipment. IEEE PC37.242/D4, Sep 2020 is especially useful when measurement integrity must be maintained across devices and installations that may vary in configuration, timing source, or operating conditions. Its draft status indicates an in-development specification intended to refine practice.
Typical use cases
Typical use cases include PMU integration in substations, validation of time-aligned measurements before commissioning, and calibration checks for equipment used in protection and control workflows. IEEE PC37.242/D4, Sep 2020 may also be consulted when installing PMUs alongside relays, monitoring systems, or other power system devices that depend on synchronized data. It is useful for engineering teams, test labs, and utility personnel who need to confirm that measurement timing and performance remain suitable for system analysis and operational decision-making.
Why this standard matters
Accurate synchronization and calibration are central to PMU reliability, especially when measurements support protection decisions or automated control actions. IEEE PC37.242/D4, Sep 2020 helps reduce installation and testing ambiguity by giving a shared technical reference for verification and setup. That can improve procurement clarity, commissioning consistency, and cross-vendor compatibility. In practice, the guide may help lower risk from timing errors, miscalibration, or inconsistent field installation, all of which can affect power system performance and confidence in the recorded data.
- PMU synchronization guidance
- Calibration and verification checks
- Installation and commissioning focus
- Protection and control applications
- Draft guide for field consistency
- Publication Date: 2021
- Standard Status: Inactive
- Publisher: IEEE
- Subject: Components, Circuits, Devices and Systems; Power, Energy and Industry Applications; Robotics and Control Systems
- Official IEEE: Doi link
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