ELECTRICAL SAFETY IN LOW VOLTAGE DISTRIBUTION SYSTEMS UP TO 1 KV A.C. AND 1,5 KV D.C. EQUIPMENT FOR TESTING, MEASURING OR MONITORING OF PROTECTIVE MEASURES. PART 7: PHASE SEQUENCE.
NORM herausgegeben am 24.9.1998
Designation standards: UNE-EN 61557-7:1998
Note: UNGÜLTIG
Publication date standards: 24.9.1998
The number of pages: 31
Approximate weight : 93 g (0.21 lbs)
Country: Spanish technical standard
Kategorie: Technische Normen UNE