ABB REU 610, Technical Reference Manual

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Three normally open trip contacts
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Two change-over (form c) non-trip contacts and three additional change-
over (form c) non-trip contacts on the optional I/O module
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Output contact functions freely configurable for wanted operation
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Two galvanically isolated digital inputs and three additional galvanically
isolated digital inputs on the optional I/O module
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Disturbance recorder:
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Recording time up to 80 seconds
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Triggering by one or several internal or digital input signals
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Records four analog channels and up to eight user-selectable digital
channels
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Adjustable sampling rate
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Non-volatile memory for:
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Up to 100 event codes with time stamp
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Setting values
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Disturbance recorder data
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Recorded data of the five last events with time stamp
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Number of pickups for protection elements
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Operation target messages and LEDs showing the status at the moment
of power failure
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HMI with an alphanumeric LCD and navigation buttons
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Eight programmable LEDs
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Multi-language support
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User-selectable password protection for the HMI
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Display of primary voltage values
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All settings can be modified with a PC
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Optical front communication connection: wirelessly or via cable
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Optional rear communication module with plastic fibre-optic, combined
fibre-optic (plastic and glass) or RS-485 connection for system
communication using the SPA-bus, IEC 60870-5-103 or Modbus (RTU
and ASCII) communication protocol
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Optional DNP 3.0 rear communication module with RS-485 connection
for system communication using the DNP 3.0 communication protocol
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Battery back-up for real-time clock
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Time synchronization via a digital input
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Battery charge supervision
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Continuous self-supervision of electronics and software
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At an internal relay fault, all protection elements and outputs are
locked
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Detachable plug-in unit
12
REU 610
Voltage Relay
Technical Reference Manual - ANSI Version
1MRS755972