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ABB REF615 L User Manual

ABB REF615 L
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A060764 V1 EN
Figure 423: Operation of the counter in drop-off
In case 1, the reset is delayed with the Reset delay time setting and in case 2, the
counter is reset immediately, because the Reset delay time setting is set to zero.
A070421 V1 EN
Figure 424: Drop-off period is longer than the set Reset delay time
Section 11 1YHT530004D05 D
General function block features
792 615 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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