Outputs; Disturbance Recorder; Front Panel - ABB REU 610 Technical Reference Manual

REU 610
5 . 1. 1. 3 .
5 . 1. 1. 4 .
5 . 1. 1. 5 .
16
Voltage Relay
Technical Reference Manual
O u tp u ts
The relay is provided with:
Three power output contacts PO1, PO2 and PO3
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Two signal output contacts S O1 and S O2
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Three optional signal output contacts S O3 , S O4 and S O5
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S witchgroups S GR 1...8 are used for routing internal signals from the
protection stages and the ex ternal trip signal to the wanted signal or power
output contact. The minimum pulse length can be configured to be 4 0 or 8 0
ms and the power output contacts can be configured to be latched.
D i s tu r b an c e r ec or d er
The relay includes an internal disturbance recorder which records the
momentary measured values or the R M S curves of the measured signals, and
up to eight user- selectable digital signals: the digital input signals and the
internal signals from the protection stages. Any digital signal can be set to
trigger the recorder on either the falling or rising edge.
F r on t p an el
The front panel of the relay contains:
Alphanumeric 2 ×
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contrast control
Three indicator L E D s ( green, yellow, red) with fix ed functionality
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E ight programmable indicator L E D s ( red)
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H M I push- button section with four arrow buttons and buttons for clear/
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cancel and enter, used in navigating in the menu structure and in adjusting
setting values
Optically isolated serial communication port with an indicator L E D .
*
An H M I password can be set to protect all user- changeable values from being
changed by an unauthorized person. The H M I password remains inactive and
is not required for altering parameter values until the default H M I password is
replaced.
E ntering the H M I password successfully can be selected to
generate an event code. This feature can be used to indicate
interaction activities via the local H M I.
F or further information on the H M I, refer to the Operator's M anual.
16 characters' L CD with backlight and automatic
1MRS755769