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IEC 61643-21 Ed. 1.0 b:2000 PDF

IEC 61643-21 Ed. 1.0 b:2000 PDF

Name:
IEC 61643-21 Ed. 1.0 b:2000 PDF

Published Date:
09/29/2000

Status:
Active

Description:

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

Publisher:
International Electrotechnical Commission

Document status:
Active
Format:
Electronic (PDF)
Delivery time:
10 minutes
Delivery time (for Russian version):
200 business days
SKU:
Choose Document Language:
$110.1
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Is applicable to devices for surge protection of telecommunications and signalling networks against indirect and direct effects of lightning or other transient overvoltages. The purpose of these SPDs is to protect modern electronic equipment connected to telecommunications and signalling networks with nominal system voltags up to 1 000 V (r.m.s.) a.c. and 1 500 V d.c. The contents of the corrigendum of March 2001 have been included in this copy.
Edition : 1.0
File Size : 1 file , 760 KB
Note : This product is unavailable in Ukraine, Russia, Belarus
Number of Pages : 111
Published : 09/29/2000

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