Standard No.:	GB/Z 42004-2022
English Name:	Consideration of reference impedances and public supply network impedances for use in determining the disturbance characteristics of electrical equipment having a rated current ≤75 A per phase
Chinese Name:	确定电气设备（每相额定电流小于或等于75A）骚扰特性用的参考阻抗和公用供电网络阻抗的考虑
Chinese Classification:	L06    Electromagnetic compatibility
Professional Classification:	GB    National Standard
ICS Classification:	33.100.01 33.100.01    Electromagnetic compatibility in general 33.100.01
Issued by:	SAMR; SAC
Issued on:	2022-10-12
Implemented on:	2023-5-1
Status:	valid
Language:	English
File Format:	PDF
Word Count:	12500 words
Price(USD):	375.00
Delivery:	via email in 1~5 business day

本文件给出了与参考阻抗相关的可用信息以及得出参考阻抗时需考虑因素的信息，这些参考阻抗过去包含在IEC 60555中，现在已纳入到IEC 61000-3系列的某些部分中。
此外，本文件还给出了每相供电电流能力大于或等于100 A的公用供电网络阻抗的信息。
本文件适用于获取确定电气设备（每相额定电流小于或等于75A）骚扰特性用的参考阻抗和公用供电网络阻抗的考虑的信息。