简要说明：质量保证一切，诚信是本公司的宗旨。

FN21-12/630负荷开关ZFN21-12D/630高压负荷开关

联系人：王总    联系电话：0577-27880112   联系手机：13362763534

本公司专业高压隔离开关 负荷开关 接地开关 操作机构的厂家,所有配件全部自己铸造生产,在同行业中有价格优势,拥有齐全的生产设备和先进的检测设备.性能质量稳定可靠,提供全国成套设备和各地电力部门配套服务,产品通过ISO9001:2000所质量检验检测合格,部分产品出口东南亚中东等国家和地区一致受好评.现是本地多家大型集团外协单位,欢迎各地商友来人来电洽谈.

安装及使用：
正常使用条件：
■ 周围空气温度：上限+40℃；下限一般地区10℃,高寒地区-25℃
■ 海拔高度：1000m以下
■ 相对湿度：日平均值不大于95%，月平均值不大于90%
■ 周围空气应不受腐蚀性或可燃性气体及水蒸汽等明显污染。
■ 无经常性的剧烈振动。

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英文翻译：
This company specialized high pressure isolating switch load switch grounding switch operator manufacturers, all accessories all his casting production, in the industry have price advantage, has the complete production equipment and advanced testing equipment. The performance quality is stable and reliable, and provide the complete sets of equipment and power departments all necessary services, the product passed ISO9001:2000 and west high quality inspection by qualified, some products exported to southeast Asia the Middle East and other countries and regions are well consistent. Now is the local a number of large group outsourcing unit, welcome all business partners telephones to talk over.

Installation and use:
The normal conditions of use:
S around air temperature: cap + 40 ℃; 10 ℃ lower in general, alpine region-25 ℃
S altitude: 1000 m below
S relative humidity: day average no greater than 95%, on average no more than 90%
S air should not be around corrosive or combustible gas and steam and obvious pollution.