IS 7724-1975

百检网 2021-07-17
标准号:IS 7724-1975
发布日期:1975/10/1 12:00:00
实施日期:1999/12/31 12:00:00
适用范围:1.1 This standard covers sand-filled protection of electrical equipment for use in explosive atmospheres.1.1.1 The method of protection by sand-filling applies only to electrical apparatus, or parts thereof, which have no moving parts in direct contact with the filling material and which in addition comply with the relevant Indian Standards.1.2 This standard does not deal with the conditions of installation of apparatus nor with the precautions to be taken to ensure that it is used within the limits of voltage, power and short-circuit current for which it has been designed.1.3 This standard does not specify any limit of temperature rise to take into account the danger of direct ignition of certain gases or vapours, arising from their contact with the outer surface of the enclosure and from its temperature〓.

百检能给您带来哪些改变?

1、检测行业全覆盖,满足不同的检测;

2、实验室全覆盖,就近分配本地化检测;

3、工程师一对一服务,让检测更精准;

4、免费初检,初检不收取检测费用;

5、自助下单 快递免费上门取样;

6、周期短,费用低,服务周到;

7、拥有CMA、CNAS、CAL等权威资质;

8、检测报告权威有效、中国通用;

客户案例展示

  • 上海朗波王服饰有限公司
  • 浙江圣达生物药业股份有限公司
  • 天津市长庆电子科技有限公司
  • 上海纽特丝纺织品有限公司
  • 无锡露米娅纺织有限公司
  • 东方电气风电(凉山)有限公司
相关问答