IEC 60335-2-24 Frost Accumulation Water Evaporation Tester

The LS-B65 Water Vapor Evaporation and Frosting Test Apparatus is a precision testing instrument engineered for comprehensive evaluation of defrosting system performance in refrigeration appliances. This apparatus employs a controlled water evaporation methodology to generate standardized frost layers, accurately simulating frosting and condensation conditions encountered during operational use of refrigerators, freezers, and similar appliances. Through optimized thermal design and energy control mechanisms, the device ensures stable water evaporation processes without introducing extraneous thermal interference to the appliance cabinet. The integrated precision water supply and positioning system accommodates diverse refrigeration appliance configurations. The equipment records critical test parameters, providing robust data for compliance verification against international standards. Standardized operational protocols and reliable measurement outputs enable thorough assessment of defrosting performance, ensuring product reliability and safety during service.

Compliance Standards

• IEC 60335-2-24:2020 – Household and similar electrical appliances – Safety – Part 2-24: Particular requirements for refrigerating appliances, ice-cream makers and ice makers
• GB/T 4706.13-2023 – Safety of household and similar electrical appliances – Part 13: Particular requirements for refrigerating appliances, ice-cream makers and ice makers

Technical Specifications

1. Frost Generation System
   • Heat Source: Integrated controllable thermal element with precise power regulation for measured water evaporation, minimizing parasitic heat transfer to appliance enclosure.
   • Structural Configuration: Thermal-insulating enclosure compliant with IEC 60335-2-24 Figure BB.1/BB.2 specifications, featuring vertical central aperture. Constructed with high-thermal-conductivity evaporating dish base and low-thermal-conductivity sidewalls to maintain stable evaporation conditions.
2. Installation & Operational Parameters
   • Positioning: Engineered for mounting at geometric center of refrigerating appliance cabinet. Supports external…