IEC 60947-8 Ed. 2.0:2021 (b)
低電圧開閉装置及び制御装置-第8部:回転電気機械の内蔵温度保護(PTC)の制御ユニット
Low-voltage switchgear and controlgear - Part 8: Control units for built-in thermal protection (PTC) for rotating electrical machines
発行年月日:
2021-07-28
状態:
有効
邦訳版:
無
英語 82ページ
53,900 円(税込) 本体価格:49,000円
- 規格概要
-
IEC 60947-8:2021 specifies requirements for control units, which control a switching device in response to the PTC thermistors incorporated in rotating electrical machines and the industrial application.全文を表示する
This second edition cancels and replaces the first edition published in 2003, Amendment 1:2006 and Amendment 2:2011. This edition constitutes a technical revision.
This edition includes the following significant technical changes with respect to the previous edition:- safety aspects related to:
- general aspects;
- limited energy circuits;
- electronic circuits;
- alignment to IEC 60947-1:2020;
- wire break detection function;
- the term detector is replaced by thermistor;
- reference to IEC 60738-1-4.
TC |
TC 121/SC 121A |
---|---|
ICS |
29.130.20 |
備考 |