Technical informations
Type AC switches only detect AC residual currents. As a result, in Germany they are not approved as residual current operated protective devices.
Type of residual current AC
Type AC switches only detect AC residual currents. As a result, in Germany they are not approved as residual current operated protective devices.
GuideBasic circuits for electronic operating
equipment in accordance with
DIN VDE 0100 530 Annex A??
» AC full bridge circuit
» AC star circuit
» Full bridge circuit between external conductors
» Single-phase detection with smoothing
Systems with multiphase supplied frequency converters: Examples:
» Pumping, air conditioning and ventilation systems
» Escalators and elevator systems
» Medical devices
» Solar power plants
» Welding plants
Categories
Basic design
Devices in the standard design are intended for monitoring circuits with a…
special voltages / frequencies
Devices in these special versions are designed for monitoring electric…
with remote-tripping function
Switches in the FT design enable remote RCCB testing. An auxiliary contact…
selective
Selective residual current circuit-breakers are used in systems with…
for point heaters
Residual current circuit-breakers in the W design are optimised for point…
