AS/NZS IEC 60947.8:2015
Low-voltage switchgear and controlgear - Part 8: Control units for built-in thermal protection (PTC) for rotating electrical machines
Specifies rules for control units, which perform the switching functions in response to the thermal detectors incorporated in rotating electrical machines according to IEC 60034-11, and the industrial application. Identical to and reproduced from IEC 60947-8, Ed. 1.2 (2011).
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AS/NZS IEC 60947.8:2015
COPYRIGHT
PREFACE
Contents
INTRODUCTION
1 Scope
2 Normative references
3 Terms, definitions, symbols and abbreviations
3.1 Terms and definitions
3.2 Symbols and abbreviations
4 Classification
5 Characteristics
5.1 General
5.2 Type of equipment
5.3 Rated electrical values of protection systems
5.4 Rated electrical values of characteristic variation thermal detectors
5.5 Rated voltage of the detector circuit of the control unit
6 Product information
6.1 Nature of information
6.2 Marking
6.3 Instructions for installation, operation and maintenance
7 Normal service, mounting and transport conditions
8 Constructional and performance requirements
8.1 Constructional requirements
8.2 Performance requirements
8.3 Electromagnetic compatibility (EMC)
9 Tests
9.1 Kinds of tests
9.2 Compliance with constructional requirements
9.3 Compliance with performance requirements
9.4 EMC tests
9.5 Routine and sampling tests
Annex A(normative)Thermal detectors used in thermal protection systems
A.1 Characteristics of association of Mark A detectors
A.2 Verification of interchangeability characteristics
Annex B(normative)Special tests
B.1 Dynamic wire break detection
B.2 Special tests- Damp heat, salt mist, vibration and shock
Annex C
Table
Table 1 – Tests for EMC – Immunity
Table 2 – Vibration test parameters
Figure
Figure A.1 – Characteristic curve of a typical Mark A detector
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AS/NZS IEC 60947.8:2015
COPYRIGHT
PREFACE
Contents
INTRODUCTION
1 Scope
2 Normative references
3 Terms, definitions, symbols and abbreviations
3.1 Terms and definitions
3.2 Symbols and abbreviations
4 Classification
5 Characteristics
5.1 General
5.2 Type of equipment
5.3 Rated electrical values of protection systems
5.4 Rated electrical values of characteristic variation thermal detectors
5.5 Rated voltage of the detector circuit of the control unit
6 Product information
6.1 Nature of information
6.2 Marking
6.3 Instructions for installation, operation and maintenance
7 Normal service, mounting and transport conditions
8 Constructional and performance requirements
8.1 Constructional requirements
8.2 Performance requirements
8.3 Electromagnetic compatibility (EMC)
9 Tests
9.1 Kinds of tests
9.2 Compliance with constructional requirements
9.3 Compliance with performance requirements
9.4 EMC tests
9.5 Routine and sampling tests
Annex A(normative)Thermal detectors used in thermal protection systems
A.1 Characteristics of association of Mark A detectors
A.2 Verification of interchangeability characteristics
Annex B(normative)Special tests
B.1 Dynamic wire break detection
B.2 Special tests- Damp heat, salt mist, vibration and shock
Annex C
Table
Table 1 – Tests for EMC – Immunity
Table 2 – Vibration test parameters
Figure
Figure A.1 – Characteristic curve of a typical Mark A detector
AS/NZS IEC 60947.8:2015
Online Library subscription information
Online library subscriptions provide a cost-effective solution for organisations of any size to access the latest standards, offering 24/7 access to a personalised catalogue. The service ensures subscribers have have the most up-to-date version of selected standards, incluing automatic updates for any amendments or versions. Pricing is dependent on the chosen standards and the number of concurrent users, with discounts applied from the standards PDF price. For customised subscriptions or further inquiries, contact the Online Library team.