I.S. EN 61534-1:2011&A1:2014&A11:2021&A2:2021

FOREWORD
INTRODUCTION
1 Scope
2 Normative references
3 Terms and definitions
4 General requirements
5 General notes on tests
6 Ratings
7 Classification
8 Marking and documentation
9 Construction
10 Clearances, creepage distances and solid insulation
11 Protection against electric shock
12 Terminals and terminations
13 Screws, current carrying parts and connections
14 Mechanical strength
15 Insulation resistance test and dielectric strength test
16 Normal operation
17 Temperature rise
18 Short-circuit protection and short-circuit withstand strength
19 Resistance to heat
20 Fire hazard
21 External influences
22 Electromagnetic compatibility
Annex A (normative) Measurement of clearances and creepage distances
Annex B (normative) Proof tracking test
Annex C (normative) Relationship between rated impulse withstand voltage, rated voltage and overvoltage category III
Annex D (normative) Pollution degree
Annex E (informative) Diagram for the dimensioning of clearances and creepage distances
Annex F (normative) Impulse voltage test
Annex G (normative) Routine test
Annex H (normative) Additional test requirements for PT systems already complying with IEC 61534-1: 2003
Bibliography

This part of IEC 61534 specifies general requirements and tests for powertrack (PT) systems with a rated voltage not exceeding 277 V a.c. single phase, or 480 V a.c. two or three phase 50 Hz/60 Hz with a rated current not exceeding 63 A.