I.S. EN IEC 63210:2021

FOREWORD
1 Scope
2 Normative references
3 Terms and definitions
4 Service conditions
5 Quality requirements and tests
6 Classification of tests
7 Capacitance measurement
8 Measurement of the tangent of the loss angle (tan δ) of the capacitor
9 Voltage tests between terminals
10 Voltage tests between terminals and container
11 Test of internal discharge device
12 Sealing test
13 Thermal stability test (type test)
14 Measurement of the tangent of the loss angle (tan δ) of the capacitor at elevated temperature (type test)
15 Lightning impulse test between terminals and container (type test)
16 Overvoltage test (design test)
17 Short-circuit discharge test (type test)
18 Self-healing test (type test)
19 Destruction test (design test)
20 Insulation levels
21 Overloads – Maximum permissible voltage
22 Overloads – Maximum permissible current
23 Safety requirements for discharge devices
24 Safety requirements for container connections
25 Safety requirements for protection of the environment
26 Other safety requirements
27 Markings of the capacitor unit
28 Markings of the capacitor bank
29 Guide for installation and operation
Annex A (normative) Requirements regarding comparable element design and test unit design
Annex B (informative) Self-healing breakdown test equipment that may be used
Annex C (normative) Test requirements and application guide for external fuses and units to be externally fused
Annex D (informative) Formulae for capacitors and installations
Bibliography

This document is applicable to both self-healing capacitor units and self-healing capacitor banks intended to be used, particularly, for power-factor correction of AC power systems having a rated voltage above 1000 V and fundamental frequencies of 15 Hz to 60 Hz.