Low-voltage electrical installations. Part 4-444:Protection for safety. Protection against voltage disturbances and electromagnetic disturbances
Separation system for fly ash
适用范围:本标准规定了粉煤灰分选系统的分类、技术要求、与技术要求相对应的试验方法、校验规则、标志、包装、运输要求。本标准适用于一、二级粉煤灰的负压分选系统。
发布日期:2013-10-17 实施日期:2014-03-01
Products and systems for the protection and repair of concrete structures - Test methods - Tests to measure the suitability of structural bonding agents for application to concrete surface; German vers...
适用范围:The document dspcifies methods of testing to measure the suitability of structural bonding agents for application to vertical and horizontal surfaces.
Protection against lightning - Part 4: Electrical and electronic systems within structures
适用范围:IEC 62305-4:2010 provides information for the design, installation, inspection, maintenance and testing of electrical and electronic system protection (SPM) to reduce the risk of permanent failures due...
发布日期:2010-12-09 实施日期:2010-12-09
Products and systems for the protection and repair of concrete structures. Definitions. Requirements. Quality control and evaluation of conformity. Site application of products and systems and quality ...
适用范围:This part of EN 1504 gives requirements for substrate condition before and during application including structural stability, storage, the preparation and application of products and systems for the pr...
实施日期:2004-01-15
Zinc coatings - Guidelines and recommendations for the protection against corrosion of iron and steel in structures - Part 1: General principles of design and corrosion resistance
适用范围:This part of ISO 14713 provides guidelines and recommendations regarding the general principles of design which are appropriate for articles to be zinc coated for corrosion protection and the level of ...
实施日期:2010-05-01
Products and systems for the protection and repair of concrete structures - Test methods; Compatibility of injection products - Part 3: Effect of injection products on elastomers
适用范围:This part of this European Standard describes a test method to determine the ability of polymeric insert in concrete to withstand the effect of hardening and hardened injection products.
Nuclear power plants. Instrumentation and control systems important to safety. Separation Centrales nucléaires de puissance. Systèmes d'instrumentation et de contr?le commande importants pour la s?ret?...
适用范围:Defines the technical requirements to be met for Isystems important to safety and their cables, in order to achieve adequate physical separation between redundant sections of a system and between a sys...
发布日期:2004-11-02 实施日期:2004-11-01
实施日期:2008-01-01
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