Technical informations
Residual current circuit-breakers (RCCB) switch the power supply off if dangerous high residual currents occur.
Residual current circuit-breakers (RCCBs)
Residual current circuit-breakers (RCCB) switch the power supply off if dangerous high residual currents occur.
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
Type of residual current A
Type A switches are sensitive to pulsating and alternating currents. This…
Type of residual current AC
Type AC switches only detect AC residual currents. As a result, in Germany…
Type of residual current B
Type B switches are AC-DC sensitive at frequencies of 0 Hz (smooth residual…
Type of residual current B+
Type B+ residual current circuit-breakers are AC-DC sensitive. They protect…
Type of residual current F
Type F switches are mixed frequency sensitive. They protect against…
