BS 4999-111:1987被替代
General requirements for rotating electrical machines. Specification for built-in thermal protection for electric motors rated at 660 volts a.c. and below
出版：British Standards Institution
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基本信息
标准编号： BS 4999-111:1987
发布时间：1987/2/27 0:00:00
标准类别：Standard
出版单位：British Standards Institution
标准页数：12
标准简介
Classifies types of protection, specifies winding temperatures for steady overload and stalled conditions. Recommends thermistor reference temperatures. Characteristics for thermostats, thermistors and thermistor control units with appropriate tests. Thermistors are of positive temperature coefficient. An appendix gives typical characteristic curve.
标准备注
© British Standards Institution 2013
替代本标准的新标准
等同采用的国际标准
IEC 60034-11 Ed. 2.0 - Similar
