CEI EN IEC 61557-9:2025-05
Current
Current
The latest, up-to-date edition.
Electrical safety in low voltage distribution systems up to 1 000 V AC and 1 500 V DC - Equipment for testing, measuring or monitoring of protective measures – Part 9: Equipment for insulation fault location in IT systems
Available format(s)
Hardcopy , PDF
Language(s)
English
Published date
01-05-2025
Publisher
€92.61
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This part of IEC 61557 specifies the requirements for the insulation fault location system (IFLS) that localizes insulation faults in any part of the system in unearthed IT AC systems and unearthed IT AC systems with galvanically connected DC circuits having nominal voltages up to 1 000 V AC, as well as in unearthed IT DC systems with voltages up to 1 500 V DC, independent of the measuring principle.
| Committee |
CT 85/66
|
| DocumentType |
Standard
|
| ISBN |
978-2-8322-7836-9
|
| Pages |
44
|
| PublisherName |
Comitato Elettrotecnico Italiano
|
| Status |
Current
|
| Supersedes |
| Standards | Relationship |
| EN IEC 61557-9:2025 | Identical |
| IEC 61557-9:2023 | Identical |
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