EN 61557-3:1997
Withdrawn
Withdrawn
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
Published date
03-25-1997
Withdrawn date
12-01-1997
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Specifies requirements for equipment for measuring the loop impedance between a phase conductor and the protective conductor or between a phase conductor and neutral or between two phase conductors by using the voltage drop when the circuit under test is loaded.
| DocumentType |
Standard
|
| PublisherName |
European Committee for Standards - Electrical
|
| Status |
Withdrawn
|
| Standards | Relationship |
| CEI EN 61557-3:1998 | Identical |
| BS EN 61557-3:1997 | Equivalent |
| BS EN 61557-3:1997 | Identical |
| UNE-EN 61557-3:1998 | Identical |
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