Project No.EN 61557-7:1997
TitleSpecifies requirements for measuring equipment applied to testing th e phase sequence in three-phase distribution systems. Indication of the phase sequence may be mechanical, visual and/or audible.
Registration number (WIID)47683
ScopeSpecifies requirements for measuring equipment applied to testing th e phase sequence in three-phase distribution systems. Indication of the phase sequence may be mechanical, visual and/or audible.
StatusAtcelts
ICS group19.080