Abstract: Dust testing equipment is a core device for the detection of industrial products’ dustproof performance. It can simulate natural dust climatic conditions to conduct standardized tests on the physical and related performances of various products such as electronic and electrical products, lamps, electrical cabinets, and auto and motorcycle parts. The test results are used to determ...
Abstract Ferrite core testing is a critical quality assurance process in electronic component manufacturing, ensuring magnetic performance and reliability across diverse applications. Ferrite core testing methods have evolved significantly with advancements in measurement technology, enabling precise evaluation of magnetic flux density, permeability, and core losses. This paper examines comprehens...
Abstract To test light intensity with laboratory-grade precision requires systematic compliance with international photometric standards and advanced goniophotometric instrumentation. This paper presents a comprehensive technical analysis of five critical measurement parameters—luminous intensity distribution, zonal luminous flux, luminaire efficiency, luminance limitation, and spatial color uni...
Abstract: The sand and dust test chamber is a key device for simulating dust environments and conducting product dustproof performance testing. Relying on the coordination of a closed test chamber and a circulating dust blowing system, it achieves uniform dust distribution and recycling, and can accurately perform dustproof tests of IP5X, IP6X, IP5KX and IP6KX ratings. Taking the LISUN SC-015 sand...
Abstract: The burst tester is a high-precision device core to the field of electromagnetic compatibility (EMC) immunity testing. Its core value is to simulate high-frequency burst interference encountered by electrical and electronic equipment in actual working conditions, evaluate equipment immunity performance, and serve as a key testing tool to ensure stable operation in complex electromagnetic...
Abstract: Safety testing of electrical products is a critical step to ensure product quality and operational safety. Traditional testing methods require multiple separate instruments, leading to cumbersome processes and low efficiency. The LS9956 Automatic Electrical Safety Tester developed by LISUN is an integrated electrical safety inspection system that realizes the one‑stop integration of fi...
Abstract: As core equipment for material weatherability testing, the Xenon Lamp Accelerated Aging Chamber adopts “natural environment simulation + accelerated aging” as its core design principle. Through the cooperation of full-spectrum xenon arc lamps and multi-environment control modules, it accurately simulates and accelerates the natural outdoor aging process of materials. Taking the LISUN...
Abstract IEC 60529 IPX3/IPX4 Testing establishes the definitive methodology for evaluating enclosure protection against sprayed water in luminaire applications. This comprehensive analysis examines five critical engineering parameters governing the oscillating tube test apparatus configuration, including spray nozzle geometry, water flow rates, rotational kinematics, and sample mounting protocols....
Abstract To address the fundamental question of what is temperature calibrator, this study examines the critical role of precision thermal sources in modern metrology, specifically focusing on infrared thermometer verification systems. Temperature calibrators serve as reference standards that enable traceable measurements linking field instruments to international temperature scales. This paper pr...