The calibration of heavy current tester for low voltage electrical apparatus was studyed.
研究了低压电器大电流试验装置的校准。
The application of phase selection close switch in low voltage electrical apparatus test was introduced.
介绍了低压电器产品试验中选相合闸开关的应用。
The application of human machine interface (HMI) in low voltage electrical apparatus test station was introduced.
介绍了人机界面(HMI)在低压电器试验站中的应用。
This paper introduces a new type of test circuit for measuring the ar (?) gap dielectric recovery strength of low voltage electrical apparatus.
本文介绍一种测量低压电器弧隙介质恢复强度的试验线路。
The reliability data of low voltage electrical apparatus obtained on the basis of field survey of electrical equipments by U. S. AIEE and IEEE were introduced.
介绍了美国AIEE和IEEE对电气设备现场调查结果中有关低压电器的可靠性数据；
It is required to develop low voltage electrical apparatus with compact, reduced cost, high interruption performance and integrated function for satisfaction of market competition.
由于市场竞争的需要，要求开发结构紧凑、成本低、高分断性能、具有多种功能的低压电器。
The application and development trend of cascade technology for low electrical voltage apparatus was analysed.
分析了低压电器级联技术的应用和发展趋势。
Familiar with low-voltage electrical apparatus like relay, contact, air breaker, etc.
熟悉继电器、触器和空气短路器等低压电器产品。
Electrical apparatus industry should attach importance to ib's low voltage distribution network.
提出电器行业应重视开发与研制适合智能建筑的智能化低压配电网络。
Protection apparatus plays an important role in the low-voltage electrical distribution systems.
保护电器在低压配电系统中占有重要地位。
Protection apparatus plays an important role in the low-voltage electrical distribution systems.
保护电器在低压配电系统中占有重要地位。
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