Disturbance Recorder - ABB RELION REB500 Operation Manual

Distributed busbar protection
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Section 4
HMI500
IEC18000496 V1 EN-US
Figure 15:
These circuit breakers are intertripped, for example, in the event of a busbar fault in the respective
protection zone.
4.5.7

Disturbance recorder

A disturbance recorder is integrated in every bay unit and in the central unit of the system. In the bay
units, it records the current measurements, the voltage measurements and up to 32 binary input and
output signals. In the central unit, it records the differential and the restraint currents and optional the
phase differences of every bus zone and up to 32 binary output signals. Up to 40 recording periods are
supported (depending on the selected sample rate and recording time).
26
Protection zone circuit breakers, detailed view
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1MRK 500 132-UUS Rev. B
12000087-IEC18000496-1-en.vsdx
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Distributed busbar protection REB500
Operation manual

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