The paper describes the basic switching impulse test results of phase-to-phase insulation in EHV substations and overhead lines.
本文叙述超高压变电所和架空线路中相间绝缘操作冲击试验的基本结果。
Measure each phase conductor to metal mask and to metal sleeve insulation resistance.
测量每相导体与金属屏蔽、金属套间的绝缘电阻。
Measure each phase metal mask, metal sleeve to ground insulation resistance.
测量每相金属屏蔽、金属套与大地之间的绝缘电阻。
Each alarm kit displays the phase to ground insulation through 15-20 branches of the network.
每台报警显示箱可反映15～20条电网支路的单相对地绝缘状态。
The principle and structure of the resonance-proof three phase voltage transformer used in the neutral insulation system are discussed. The connection errors brought about in operation are presented.
论述了中性点绝缘系统中采用的三相防谐振电压互感器的原理与结构，并指出了运行中容易发生的接线错误。
Taking characteristic gas of insulation oil cleavage for example, the extent of bubble-liquid two-phase oil flow cleavage was quantitatively analyzed.
以绝缘油裂解的特征气体为例，对气泡-液体两相油流的裂解程度进行了定量分析。
The standard is applicable to stator coil and winding insulation alternative and direct current voltage withstanding test for AC generator, synchronous phase modifier and AC motor.
本标准适用于交流发电机、同步调相机和交流电动机定子线圈及绕组绝缘交、直流耐电压试验。
According to the properties of desulfurization gypsum and phase-change material separately, the feasibility that applying the two materials to preparing the thermal insulation mortar is analyzed.
根据脱硫石膏和相变材料各自的特点，分析将这两种材料共同用于制备无机相变保温砂浆的可行性。
On the basis of treating fiber with phase change materials (PCMs), the effect of PCMs on thermal insulation properties of concrete was investigated...
同时在此基础上采用相变材料对纤维进行处理，研究相变材料对混凝土材料保温性能的影响规律。
Y series three phase induction motor (380v IP23) is low voltage motor for normal use. The basic protection class are IP23, insulation class is b.
系列三相异步电动机(380VIP23)是一般用途的低压三相笼型异步电动机，基本防护等级为IP23、绝缘等级为B级。
Y series three phase induction motor (380v IP23) is low voltage motor for normal use. The basic protection class are IP23, insulation class is b.
系列三相异步电动机(380VIP23)是一般用途的低压三相笼型异步电动机，基本防护等级为IP23、绝缘等级为B级。
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