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IEC 60255-21-1:1988

Current
Current

The latest, up-to-date edition.

Electrical relays - Part 21: Vibration, shock, bump and seismic tests on measuring relays and protection equipment - Section One: Vibration tests (sinusoidal)
Available format(s)

Hardcopy , PDF 1 User , PDF 3 Users , PDF 5 Users , PDF 9 Users

Language(s)

English - French, Spanish, Castilian

Published date

30-09-1988

FOREWORD
PREFACE
Clause
1. Scope
2. Object
3. Definitions
   3.1 Vibration test (sinusoidal)
   3.2 Vibration response test
   3.3 Vibration endurance test
   3.4 Fixing point (*)
   3.5 Measuring points (*)
   3.6 Check point (*)
   3.7 Reference point (*)
   3.8 Sweep-cycle (*)
   3.9 Distortion (*)
   3.10 Cross-over frequency
   3.11 Standard acceleration of gravity
4. Requirements for vibration tests (sinusoidal)
   4.1 Test apparatus and mounting
   4.2 Test severity classes
   4.3 Test procedure
5. Criteria for acceptance
   5.1 Acceptance criteria for vibration response test
   5.2 Acceptance criteria for vibration endurance test
APPENDIX A - Output circuit response during vibration
             response test

This part includes two types of vibration tests: the vibration response test and the vibration endurance test, and is generally based upon IEC 68-2-6. The requirements are applicable only to measuring relays and protection equipment in a new condition. The tests specified are type tests.

DevelopmentNote
Also numbered as BS EN 60255-21.1 (09/2005) Stability Date: 2018. (09/2017)
DocumentType
Standard
Pages
23
PublisherName
International Electrotechnical Committee
Status
Current

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NF EN 60255 21-3 : 1998 ELECTRICAL RELAYS - PART 21: VIBRATION, SHOCK, BUMP AND SEISMIC TESTS ON MEASURING RELAYS AND PROTECTION EQUIPMENT - SECTION 3: SEISMIC TESTS
CEI EN 60255-5 : 2001 ELECTRICAL RELAYS - PART 5: INSULATION COORDINATION FOR MEASURING RELAYS AND PROTECTION EQUIPMENT REQUIREMENTS AND TESTS
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IEEE C37.98-2013 IEEE Standard for Seismic Qualification Testing of Protective Relays and Auxiliaries for Nuclear Facilities
I.S. EN 60255-21-3:1997 ELECTRICAL RELAYS - PART 21: VIBRATION, SHOCK, BUMP AND SEISMIC TESTS ON MEASURING RELAYS AND PROTECTION EQUIPMENT - SECTION 3: SEISMIC TESTS
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NF EN 60255-5 : 2001 ELECTRICAL RELAYS - PART 5: INSULATION COORDINATION FOR MEASURING RELAYS AND PROTECTION EQUIPMENT - REQUIREMENTS AND TESTS
CEI EN 50123-7-1 : 2003 RAILWAY APPLICATIONS - FIXED INSTALLATIONS - D.C. SWITCHGEAR - PART 7-1: MEASUREMENT, CONTROL AND PROTECTION DEVICES FOR SPECIFIC USE IN D.C. TRACTION SYSTEMS - APPLICATION GUIDE
I.S. EN 60255-1:2010 MEASURING RELAYS AND PROTECTION EQUIPMENT - PART 1: COMMON REQUIREMENTS
I.S. EN 62271-1:2017 HIGH-VOLTAGE SWITCHGEAR AND CONTROLGEAR - PART 1: COMMON SPECIFICATIONS FOR ALTERNATING CURRENT SWITCHGEAR AND CONTROLGEAR
EN 50216-11:2008 Power transformer and reactor fittings - Part 11: Oil and winding temperature indicators
EN 60255-1:2010 Measuring relays and protection equipment - Part 1: Common requirements
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