Over-voltage protection relay AQ-G257earth-leakagesynchronizationthree-phase
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Characteristics
- Measured/monitored value
- over-voltage, earth-leakage, synchronization
- Network
- three-phase
- Applications
- for generators
- Norms
- IEC
Description
The AQ-G257 generator protection IED is well suited for large machines requiring complete generator protection and differential protection. Up to 9 optional I/O or communication cards are available for extensive monitoring and control applications. Up to 16 RTD signals can be connected for thermal alarming and tripping. The AQ-G257 communicates using various protocols including IEC 61850 substation communication standard.
Hifhlights
Complete synchronous machine protection
Integrated differential protection
Power measurements up to class 0.2S
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