how to improve the success rate of meter reading methods and measures. Tenth, eleventh chapter explains in electronic energy meter performance testing in confusing error problem.
2014年1月14日星期二
Epoxy cast transformer design and the protection of life
Reliability and service life of electrical products manufacturers and users are always issues of mutual interest , the design of electrical products rated life at different electrical applications and different times have different concepts and requirements, it should take into account the skill of the art progressive social and economic benefits of speed and overall , not too short, but not infinite . Just due to the rising level of loss or noise standards continue to improve and insulation technology makes
Air circuit breaker transformer constantly being eliminated as a result , because they too old , although they may still use . In fact, a
electric meter in its few years of its commissioning energy efficiency is much higher than the old scrapped a transformer consideration paid . Therefore , it should be relatively slow progress in the technology limited period of time to maximize the life of the product life design principles. Designed to protect the life and the life of electrical products is a systematic project , which involves the following six thematic areas : mechanical design and structural strength
mcb circuit breaker ; electric field intensity electric field of design and aging ; temperature control and hot thermal insulation structure of the physical effects of aging ; nominal initial performance of the insulation structure life-giving ; wound repair , healing or regeneration projects ; protect electrical products rated operating environment. Which will affect the design or improper handling any aspect of their overall life , failure of any one link will lead to the end of life electrical products .
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