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22
2020-06
怎么查询防爆合格证书的真伪?
用户在购买和选择防爆电气设备时都会选择有防爆合格证的生产厂家或经销商,那么,作为消费者,用户怎么查询防爆合格证是否真实有效呢? 目前,国内防爆合格证的有国家认可资质的发证机构有十几家,对各家发证机构颁发的防爆合格证并没有统一的查询平台。各个机构颁发的防爆合格证只能在各自发证机构的指定网站上才能查询。当然,……
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22
2020-06
防爆标志Ex d IIC T6 Gb是什么意思?
在正规的防爆电气设备上都会有Ex标志,并且每个防爆电气设备都会有一个特有的防爆标志,以下面防爆标志为例: 注释1:Ex是中国及国际电工委员会的防爆标志,表明电气设备符合GB3836和IEC60079中所列的一个或多个防爆型式 注释2:常见的各类防爆型式符号如下: 隔爆型“d”、增安型“e”、……
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22
2020-06
防爆认证都测试哪些项目?
防爆电气设备常规的防爆检测项目: 备注:本表所列的通用试验项目适用于隔爆型、增安型、本安型、及矿用一般型的电气设备。按照产品的实际情况有所差别。
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22
2020-06
防爆合格证的有效期是多久?
国内防爆合格证是否有有效期? 有效期是多少年? 防爆电气产品终端用户往往会面临这样的问题。其实,防爆合格证是有有效期的,目前,国内防爆合格证的证书有效期一般是5年。每个持证方在证书上都会明确看到证书的有效期。 防爆合格证在有效期是可以变更和继续延期的。 防爆合格证的变更……
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22
2020-06
申请防爆合格证需要什么资料?
申请防爆合格证需要提供的资料: 1.企业资证 营业执照的复印件(初次送检时),单位委托书或者申请函。 2 .企业质量保证书(如有) 按GB3836.1-2000的规定,企业在送审时,应提供相应的质量保证书。当企业通过ISO9000系列认证,提供ISO9000系列认证的复印件即可。 3……
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About
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Explosion-proof Certification
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Explosion-proof CCC certification
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site-explosion-inspection
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