The standard T/CMA RQ 119-2023, published on January 1, 2023, is a Chinese group standard that focuses on the technical specifications for motor control valves used in gas meters. This document aims to establish guidelines and requirements to ensure the safety, reliability, and efficiency of motor control valves utilized within the context of domestic and commercial gas metering systems.
The standard covers various aspects including materials selection, design principles, manufacturing processes, performance testing methods, operational characteristics, environmental adaptability, and maintenance considerations. It is intended to provide a comprehensive framework for manufacturers, engineers, installers, and regulatory bodies involved in the development, production, installation, and quality control of motor control valves specific to gas meter applications.
In addition to technical specifications, T/CMA RQ 119-2023 also includes recommendations on labeling requirements, documentation standards, and guidelines for safe operation and maintenance practices. These provisions are designed to enhance user safety, facilitate proper installation procedures, and ensure optimal performance of motor control valves in various operational environments.
*** Please note: This description may not be accurate, please refer to the official documentation.
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