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ABB REF615 L User Manual

ABB REF615 L
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It is recommended to use the second harmonic and the waveform
based inrush blocking from the transformer differential protection
function TR2PTDF if available.
5.1.6 Signals
Table 458: INRPHAR Input signals
Name Type Default Description
I_2H_A SIGNAL 0 Second harmonic phase A current
I_1H_A SIGNAL 0 Fundamental frequency phase A current
I_2H_B SIGNAL 0 Second harmonic phase B current
I_1H_B SIGNAL 0 Fundamental frequency phase B current
I_2H_C SIGNAL 0 Second harmonic phase C current
I_1H_C SIGNAL 0 Fundamental frequency phase C current
BLOCK BOOLEAN 0=False Block input status
Table 459: INRPHAR Output signals
Name
Type Description
BLK2H BOOLEAN Second harmonic based block
5.1.7 Settings
Table 460: INRPHAR Group settings
Parameter
Values (Range) Unit Step Default Description
Start value 5...100 % 1 20 Ratio of the 2. to the 1. harmonic leading
to restraint
Operate delay time 20...60000 ms 1 20 Operate delay time
Table 461: INRPHAR Non group settings
Parameter
Values (Range) Unit Step Default Description
Operation 1=on
5=off
1=on Operation Off / On
Reset delay time 0...60000 ms 1 20 Reset delay time
Section 5 1YHT530004D05 D
Protection related functions
540 615 series
Technical Manual

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ABB REF615 L Specifications

General IconGeneral
TypeFeeder Protection Relay
Rated Frequency50/60 Hz
WeightApprox. 1.5 kg
Communication ProtocolsIEC 61850, Modbus RTU, DNP3
Protection FunctionsOvercurrent, Earth fault, Thermal overload, Under/Over voltage, Under/Over frequency
EnclosureIP20

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