Měřící Energetické Aparáty
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Uninterruptible power supply MEg102
1/ PURPOSE
e uninterruptible power supply MEg102 serves for short-term power supply of the
instrument MEg40
+
in case of supply voltage interruptions or drops. In accordance with
ČSN EN 61000-4-30 ed. 2, its use is necessary for registration of short-term voltage events
up to 3 min.
2/ FUNCTION DESCRIPTION
e power supply MEg102 generates rectangular output voltage with a frequency equal
to the frequency of the network or with a lower frequency in case of an input voltage
failure. e accumulator and its keeping in charged condition is a part of the power
supply unit MEg102. e input and output voltages of the power supply unit MEg102
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