CEI EN 61557-8:1998-09
Superseded
A superseded Standard is one, which is fully replaced by another Standard, which is a new edition of the same Standard.
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Electrical safety in low-voltage distribution systems up to 1 kV AC and 1.5 kV DC - Equipment for testing, measuring or monitoring of protective measures Part 8: Equipment for monitoring insulation in IT systems
01-09-1998
12-08-2025
This standard specifies the requirements for insulation monitoring devices that, regardless of the measurement method, continuously monitor the insulation resistance to earth of the following IT systems:- unearthed AC systems with voltages up to 1000 V AC;- AC systems with galvanically connected DC circuits and voltages up to 1000 V AC;-unearthed DC systems with voltages up to 1500 V DC.
| Committee |
CT 85/66
|
| DocumentType |
Standard
|
| PublisherName |
Comitato Elettrotecnico Italiano
|
| Status |
Superseded
|
| SupersededBy |
| Standards | Relationship |
| EN 61557-8:1997 | Identical |
| IEC 61557-8:1997 | Identical |
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