special voltages / frequencies
Devices in these special versions are designed for monitoring electric circuits with a rated voltage that differs from 230 V or 400 V and/or a rated frequency that differs from 50 Hz.
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