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串联间隙金属氧化物避雷器 第2部分:35kV及以下交流系统用有串联间隙金属氧化物避雷器
Metal oxide surge arresters with series gaps Part 2: Metal oxide surge arresters with series gaps for a.c.systems of 35kV and below
价格:¥0.00
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KBM1型密封电磁断路器详细规范
Type KBM1,circuit breakers,electromagnetic,sealed,detail specification for
价格:¥0.00
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进出口低压电器检验规程 家用和类似场所用过电流保护断路器
Rules for the inspection of low-voltage electrical apparatus for import and export -- Circuit-breakers for overcurrent protection for household and similar installations
价格:¥0.00
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3V~10kV数字式电动机综合保护装置通用技术条件
General technical specifications for integrated protection unit of 3V~10kV digital electromotors.
价格:¥0.00
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380V~1.2kV数字式电动机综合保护装置通用技术条件
General technical specifications for integrated protection unit of 380V~1.2kV digital electromotors.
价格:¥0.00
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静态负序反时限电流保护装置技术条件
Technical specifications for static negative sequence inverse time lag current protection device
价格:¥0.00
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开关熔断器组(负荷开关)
Switch-fuse
价格:¥0.00
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继电保护微机型试验装置技术条件
Technical specifications of test equipment based on micro-computer for relaying protection
价格:¥0.00
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