JS EN 61557-12:2009
Electrical safety in low voltage distribution systems up to 1 000 V a.c. and 1500 V d.c. - Equipment for testing, measuring or monitoring of protective measures - Part 12: Performance measuring and monitoring devices (PMD)
This part of JS 61557 specifies requirements for combined performance measuring and monitoring devices that measure and monitor the electrical parameters within electrical distribution systems. These requirements also define the performance, in single and threephase a.c. or d.c. systems having rated voltages up to 1 000 V a.c. or up to 1 500 V d.c.
General information
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Status
Published Document (JS)
Publication date
01/02/2010
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Effiective date
01/08/2010
Number of pages
82
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