AENOR - UNE-EN 61557-3
Electrical safety in low voltage distribution systems up to 1 000 V a.c. and 1 500 V d.c. - Equipment for testing, measuring or monitoring of protective measures -- Part 3: Loop impedance (IEC 61557-3:2007).
active, Most Current
| Organization: | AENOR |
| Publication Date: | 19 December 2007 |
| Status: | active |
| Page Count: | 16 |
| ICS Code (Measurement of electrical and magnetic quantities): | 17.220.20 |
Document History
UNE-EN 61557-3
December 19, 2007
Electrical safety in low voltage distribution systems up to 1 000 V a.c. and 1 500 V d.c. - Equipment for testing, measuring or monitoring of protective measures -- Part 3: Loop impedance (IEC 61557-3:2007).
A description is not available for this item.
September 24, 1998
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 3: LOOP IMPEDANCE.
A description is not available for this item.