Schaffner Emv Ag

Norbert Häberle

Peter Kull

Luca Dalessandro

Martin Wuethrich

Martin Wüthrich

A filter with three phases comprising for each phase an input terminal, an output terminal and a capacitor, wherein for each of the three phases the input terminal is electrically connected via a connection point to the output terminal, wherein the connection points of the three phases are electrically connected via the three capacitors in star and/or delta form, wherein the filter comprises a housing containing two coil blocks, wherein the housing comprises a first side and a second side opposite the first side, wherein the two coil blocks are arranged along a line between the first side and the second side, wherein a fan for cooling the two coil blocks is arranged on the first side of the housing, wherein the larger of the two coil blocks is arranged between the fan and the smaller of the two coil blocks.

Filter

It is disclosed an intelligent power monitoring unit () for the monitoring of a power supply (), which comprises a power input () for the input of electrical power, a power output () for the output of electrical power, a power line connecting the power input () to the power output (), a first EMI/RFI filter () for the reduction of electromagnetic noise on the power line, monitoring means for monitoring parameters of the electrical power on the power line and/or for monitoring parameters of the first EMI/RFI filter (), a data processing unit () for receiving and processing signals from the monitoring means and for issuing control signals basing on these signals, and a data communication bus for exchanging data between the data processing unit () and a device () external to the monitoring unit (). The invention relates as well to a power supply () with such an intelligent power monitoring unit ().

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Lommiswil, Switzerland

Norbert Häberle