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Hlavní stránka>UNE EN 61557-3:2007 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 3: Loop impedance (IEC 61557-3:2007).
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sklademVydáno: 2007-12-19
UNE EN 61557-3:2007 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 3: Loop impedance (IEC 61557-3:2007).

UNE EN 61557-3:2007

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 3: Loop impedance (IEC 61557-3:2007).

Seguridad eléctrica en redes de distribución de baja tensión hasta 1 000 V c.a. y 1 500 V c.c.. Equipos para ensayo, medida o vigilancia de las medidas de protección. Parte 3: Impedancia de bucle. (IEC 61557-3:2007).

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Označení normy:UNE EN 61557-3:2007
Počet stran:27
Vydáno:2007-12-19
Status:Norma
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This standard UNE EN 61557-3:2007 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 3: Loop impedance (IEC 61557-3:2007). is classified in these ICS categories:

  • 17.220.20
: