随着石油工业的发展,开发的油田愈来愈多。在油田上使用的电气设备和电动仪表也相应增加。有关电气设备和电动仪表的防爆问题,已经提到日程上来了。我们最近收集了六份美国防爆规范,共约250页。简介如下: 1.《美国国家电气规范》。一九七五年四月出版,内容共分九章,其中第五章为防爆专题。对各种有可能爆炸的地区和 With the development of the petroleum industry, more and more oil fields have been developed. There has been a corresponding increase in the use of electrical equipment and electric meters in the oil field. The question of explosion protection for electrical equipment and electric meters has already been mentioned on the agenda. We recently collected six US explosion-proof codes, totaling about 250 pages. The brief introduction is as follows: 1. “National Electrical Code”. Published in April 1975, the content is divided into nine chapters, of which the fifth chapter is the topic of explosion protection. For various areas that are likely to explode and