IEC 61557-7 Ed. 1.0 b:1997 PDF

Name:
IEC 61557-7 Ed. 1.0 b:1997 PDF

Published Date:
02/28/1997

Status:
[ Withdrawn ]

Description:

Electrical safety in low voltage distribution systems up to 1000 V a.c. and 1500 V d.c. - Equipment for testing, measuring or monitoring of protective measures - Part 7: Phase sequence

Publisher:
International Electrotechnical Commission

Document status:

Active

Format:

Electronic (PDF)

Delivery time:

10 minutes

Delivery time (for Russian version):

200 business days

SKU:

Specifies requirements for measuring equipment applied to testing th e phase sequence in three-phase distribution systems. Indication of the phase sequence may be mechanical, visual and/or audible.

Edition :	1.0
File Size :	1 file , 85 KB
Note :	This product is unavailable in Ukraine, Russia, Belarus
Number of Pages :	15
Published :	02/28/1997

History

IEC 61557-7 Ed. 3.1 b:2023

Published Date: 08/01/2023

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 CONSOLIDATED EDITION

$47.4

IEC 61557-7 Ed. 3.0 b:2019

Published Date: 07/26/2019

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

$28.5

IEC 61557-7 Ed. 1.0 b:1997

Published Date: 02/28/1997

Electrical safety in low voltage distribution systems up to 1000 V a.c. and 1500 V d.c. - Equipment for testing, measuring or monitoring of protective measures - Part 7: Phase sequence

$9.6