SN EN 60255-22-7:2003现行
Electrical Relays - Part 22-7: Electrical Disturbance Tests For Measuring Relays And Protection Equipment - Power Frequency Immunity Tests
出版：Swiss Standards
专家解读视频
Specifies the general requirements for power frequency immunity tests for measuring relays and protection equipment for power system protection, including the control, monitoring and process interface equipment used with those systems.
DIN EN 60255-22-7 (2004-01) - Identical
BS EN 60255-22-7:2003 - Identical
SS EN 60255-22-7 Ed. 1 (2003) - Identical
UNE EN 60255-22-7:2004 - Identical
IEC 60255-22-7 Ed. 1.0 - Identical
NF EN 60255-22-7:2003 - Identical
I.S. EN 60255-22-7:2003 - Identical
DIN EN 60255-22-7:2004 - Identical
