Physical Address
304 North Cardinal St.
Dorchester Center, MA 02124
Tip: IEC 61537 is the definitive international standard for cable tray and cable ladder systems used for cable management in electrical installations. It defines construction requirements, load ratings, test methods, and installation guidelines for metallic and non-metallic cable support systems.…
Tip: IEC 61540 is the key international standard for portable residual current devices (PRCDs) — plug-in or in-line devices that provide ground fault protection for portable electrical equipment in household and similar applications. These life-saving devices detect leakage current and…
Tip: IEC 61518 is the critical international standard that defines the mating dimensions between differential pressure (DP) measuring instruments and their flanged shut-off devices. It ensures interchangeability and proper sealing across manufacturers for pressures up to 413 bar (41.3 MPa).…
Tip: IEC 61520 is the international standard that defines the functional dimensions of metal thermowells used to protect thermometer sensors in industrial process measurement. Proper thermowell selection is essential for accurate temperature measurement, process safety, and long service life. Scope…
Tip: IEC 61523-2 (also known as IEEE 1481) defines a standardized pre-layout delay calculation specification for CMOS ASIC libraries. It introduces the Delay Calculation Language (DCL) for modeling timing and power characteristics of digital cells, enabling interoperable EDA tool flows.…
Tip: IEC 61526 is the principal international standard for electronic personal dosimeters used in radiation protection. It specifies performance requirements and test methods for direct reading instruments measuring Hp(10) and Hp(0.07) for X, gamma, neutron, and beta radiations in occupational…
💡 Engineering Insight: The recipe model defined in IEC 61512-3 (aligned with ISA-88) separates product knowledge from equipment capability through the procedural control model — enabling true equipment-independent recipe management and accelerating product changeovers in multi-product batch facilities. 1. Scope…
💡 Engineering Insight: IEC 61513 is the overarching standard that establishes a unified framework for all instrumentation and control systems important to safety in nuclear power plants. It harmonises the classification, design, qualification, and lifecycle management of nuclear I&C systems,…
Tip: IEC 61514 is the definitive international standard for evaluating the performance of valve positioners with pneumatic outputs. It provides a unified methodology for testing and characterizing positioner behavior under controlled conditions, essential for control valve specification and selection. Scope…
Tip: IEC 61515 is the essential international standard governing mineral insulated metal-sheathed thermocouple cables and complete thermocouple assemblies. It defines construction requirements, material specifications, and test methods for these high-performance temperature sensors used in extreme environments. Scope and Technical Overview…