AENOR UNE-EN 61643-21 PDF

Name:
AENOR UNE-EN 61643-21 PDF

Published Date:
10/28/2002

Status:
[ Active ]

Description:

Low voltage surge protective devices -- Part 21: Surge protective devices connected to telecommunications and signalling networks - Performance requirements and testing methods.

Document status:

Active

Format:

Electronic (PDF)

Delivery time:

10 minutes

Delivery time (for Russian version):

200 business days

SKU:

ENGLISH

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