
Specification for high-voltage fuse-links for motor circuit applications
出版:Danish Standards

專家解讀視頻
IEC 60644:2009 applies primarily to fuse-links used with motors started direct-on-line on alternating current systems of 50 Hz and 60 Hz.
EN 60644:2009/A1:2019 - Identical
IEC 60644:2009+AMD1 ED 2.1 : 2019 - Identical