RO
SR EN 61557-8:2002
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 8: Insulation monitoring devices for IT systems
Specifies requirements for insulation monitoring devices which permanently monitor the insulation resistance to earth of unearthed IT a.c. and d.c. systems, and for IT a.c. systems with galvanically connected d.c. circuits.
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Status :
Withdrawn
Approval date : 11/28/2002
Publish date : 12/15/2003
Withdrawal date : 5/1/2010
Number of pages : 18
ICS : 19.080 Electrical and electronic testing
Technical Committee : 166 - Measuring equipment for electrical and electromagnetic quantities
- Normative reference SR EN 60721-3-2+A2:1997
- Normative reference SR HD 625.1 S1:2001
- Normative reference SR CEI 60255-23:1996
- Normative reference SR EN 60255-6:1995
- Normative reference SR EN 60721-3-3:1997
- Normative reference SR EN 60721-3-1+A2:1997
- Normative reference SR EN 60721-3-0:1997
- Normative reference SR EN 61557-1:2002
- Normative reference SR EN 61326:2001
- Replaced by SR EN 61557-8:2007