ADR133A – Non Communicable Differential
General Description
ADR133A is a numerical transformer differential relay with dual bias characteristic for two winding transformer.
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Numerical 3 Pole Differential Relay : ADR133A
Specifications
- Online display of Phase Current / Differential Current.
- Latching of fault current value.
- High Speed operation.
- Operation is based on fundamental frequency value.
- Harmonics restrain for Transformer charging and CT saturation condition.
- Programmable Internal ICT (Interposing CT) ratio to match different transformers having different vector groups.
- Programmable dual bias setting.