UNE-EN 61557-14:2013现行
Electrical safety in low voltage distribution systems up to 1 000 V a.c. and 1 500 V d.c. - Equipment for testing, measuring or monitoring of protective measures - Part 14: Equipment for testing the safety of electrical equipment of machinery (Endorsed by AENOR in November of 2013.)
出版：Asociacion Espanola de Normalizacion
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