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DANSK DS/EN IEC 61557-7 PDF

DANSK DS/EN IEC 61557-7 PDF

Name:
DANSK DS/EN IEC 61557-7 PDF

Published Date:
05/24/2022

Status:
[ Active ]

Description:

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 7: Phase sequence

Publisher:
Dansk Standard

Document status:
Active
Format:
Electronic (PDF)
Delivery time:
10 minutes
Delivery time (for Russian version):
200 business days
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Choose Document Language:
$18
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This part of IEC 61557 specifies the requirements applicable to measuring equipment for testing the phase sequence in three-phase distribution systems. Indication of the phase sequence can be mechanical, visual and/or audible. This document does not apply to additional measurements for other quantities. It does not apply to monitoring relays. NOTE – Common worldwide three-phase distribution systems are depicted in IEC 61010-1.


Edition : 22
File Size : 1 file , 2 MB
Number of Pages : 24
Product Code(s) : DS-021, DS-021
Published : 05/24/2022

History

DANSK DSF/FPREN IEC 61557-7
DANSK DSF/FPREN IEC 61557-7
Published Date:
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 7: Phase sequence
$8.7
DANSK DS/EN IEC 61557-7
DANSK DS/EN IEC 61557-7
Published Date: 05/24/2022
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 7: Phase sequence
$18

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