BS EN IEC 60152:2021

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Designation of phase differences by hour numbers in three-phase AC systems

Published By	Publication Date	Number of Pages
BSI	2021	12

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Description

This document specifies methods and rules for the designation of phase difference between two items in a three-phase AC system. The designations are intended to be applied in the technical documentation of industrial installations, equipment, and products, and also on markings of equipment and products.

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PDF Pages	PDF Title
2	undefined
4	European foreword Endorsement notice
5	English CONTENTS
6	FOREWORD
8	1 Scope 2 Normative references 3 Terms and definitions 4 Hour numbers
9	5 Phase difference Figure 1 – Illustration of hour number for three-phase transformer Dy11
10	Figure 2 – Examples of hour numbers representing phase differences

Additional information

Status	Definitive
Pages	12
Publication Date	2021-09-13
ISBN	978 0 539 12415 6
Standard Number	BS EN IEC 60152:2021
Title	Designation of phase differences by hour numbers in three-phase AC systems
Identical National Standard Of	EN 60152 Ed 2.0, IEC 60152:2021
Descriptors	Low-voltage installations, Electric current, Electric current-collecting equipment, Alternating-current commutator motors, Fault currents, Three-phase current
Publisher	BSI
Committee	GEL/3
ICS Codes	29.020 - Electrical engineering in general

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BS EN IEC 60152:2021

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