I
nternational Electrotechnical Commission
Glossary
Electropedia
Terms defined in
IEC 62631-1
3.1.1
electrical insulating material
3.2.1
insulation resistance
3.2.2
volume resistance
3.2.3
volume resistivity
3.2.4
surface resistance
3.2.5
surface resistivity
3.3.1
absolute permittivity
3.3.2
relative permittivity
3.3.3
relative complex permittivity
3.3.4
dielectric dissipation factor tan
δ
(loss tangent)
3.4
Capacitance,
C
3.5
voltage application
3.6
current after voltage application
3.7
conduction current
3.8
charging current
3.9
electric field strength
3.10
electric flux density
3.11
Polarization,
P
3.12
depolarization
3.13
polarization current
3.14
depolarization current
3.15
measuring electrodes