绝缘等级

电机采用F级级绝缘等级。

The motor insulation class is F.

发电机的绝缘等级提高到了F级，发电机的温升按照B级考核。

The efficiency of the generator can be improved . Stator insulation class rises to F class and temperature rise limites within B class .

定子绕组更换和普通电机是相似的，只是绝缘等级高一些，大多采用H级绝缘。

And replacement of stator windings is similar to an ordinary motor , but higher insulation levels , most of the use of H-class insulation .

根据国际惯例，它被采用了F绝缘等级和估定所设计的方法做为绝缘系统。

The motors are adopted with F class insulation and designed with assessing method for insulation system according to international practice , it enhances greatly motor 's safety and reliability .

电动机的绝缘等级为F级或H级，绝缘结构具有对变频器输出高载波频率电压的适应能力。

The insulation class F or class H . The insulation of open-loop U / f condition of . structure has the adaptability to high carrie frequency voltage supplied by frequency converter .

温升限值应满足相应绝缘等级所规定的温升限值。

Temperature rise limit shall meet the one specified corresponding to the insulation level .

阐述了产品绝缘等级的判断方法及其性能检测方法。

Product Feature The methods for determining the insulation levels and performance testing were presented .

定子、转子采用重型技术，绝缘等级高，耐高温。

Stator and rotor adoptted heavy technic have higher insulation grade and can endure high temperature .

具有大容量、高电压、绝缘等级高、温升速度好等特点。

With a large capacity , high voltage , high insulation levels , temperature rising is low .

热保护器应具有复位功能，并具有保护电机的热绝缘等级设置。

Thermal protector shall be resettable and have a protection setting NTE the thermal insulation class of the motor .

采用非熔化极惰性气体保护焊，并提高焊口绝缘等级，克服焊口的晶间腐蚀。

To deal with corrosion at weld joint , shielded inert gas are will be used and the insulation grade raised .

在澳大利亚，我们使用公制计量方法并且绝缘等级即被作为代表耐热能力的热阻值。

In Australia we use the metric system of measurement and the rating of insulation is known as the R-value which means thermal resistance .

连结电缆采用多股铜芯线，绝缘等级高，散热良好，经久耐用。

Multiple copper cores are adopted as the connecting cables , which have the advantages of high insulating grade , excellent heat radiation and durability .

使得线路畅通，电缆保持密封，并保证电缆接头处的绝缘等级，使其安全可靠地运行。

Making smooth lines , cables remain sealed , and to ensure that the insulation level of cable joints to make it safe and reliable operation .

分析了火电厂厂用系统中性点的运行方式和在单相接地时的工作特点，从提高供电可靠性和降低系统绝缘等级角度出发，提出了各种运行方式的适用场合。

Analyzes operation mode of neutral point in plant power supply system and working characteristics of single-phase grounding , from the viewpoint of increasing power supply reliability and decreasing system insulating level , puts forward the fit situation of all kinds of operation modes .

山西电力系统外绝缘污秽等级划分的影响因素分析

Analyses Influencial Elements on Outer-insulation Pollution Class of Shanxi Electric System

GB/T5582-1993高压电力设备外绝缘污秽等级

External insulation pollution classes of high-voltage electric power equipments

分析了污湿特征、盐密和运行经验三个因素对污秽等级划分的影响，给出了山西电力系统外绝缘污秽等级划分的原则。

In this paper , It analyses pollution humidity , equivalent salt density and running experience have influenced on pollution class , and puts forward the principal on outer-insulation pollution class of Shanxi electric power system .

通过实验得到了绝缘树脂的热老化性能参数，如温度指数等，验证了绝缘树脂耐热等级的可靠性。

Then the properties parameters , such as temperature index , are gotten by experiment . The reliability of insulation resin with heat-resistant class is verified .