HOME PRODUCTS Disturbance Fault Recording
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PCS-986 Disturbance Fault Recorder
The PCS-986 disturbance & fault recorders are designed to record electrical parameters of generator-transformer units and operation processes in the protection& control devices of power plants. The device adopts unit architecture so that hardware and software can be flexibly assembled and upgraded in the future.
- Communications Auxiliary Function Recording Functions
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1 RJ45 Ethernet port which complies with IEC60870-5-103 andIEC61850 protocol
1 RS-485 serial port used for GPS time synchronization
1 RS-232 serial port used to test and configure device
1 Ethernet interface used for FTP service of continuous recording and real-time waveform display
Self diagnostic test
Loss of DC power supply alarm
Hardware circuit online detection
Support IRIG-B time synchronization
Self diagnostic test
Loss of DC power supply alarm
Hardware circuit online detection
Support IRIG-B time synchronization
Initiating recording based on AC voltage
Phase voltage sudden change
Positive-sequence voltage sudden change
Zero-sequence voltage sudden change
Initiating recording based on AC current
Phases current sudden change
Positive-sequence current sudden change
Zero-sequence current sudden change
Initiating recording based on AC voltage out-of-limit
Initiating recording based on AC current out-of-limit
Initiating recording based on positive-sequence and negative-sequence component out-of-limit
Initiating recording based on DC sudden change or DC component out-of-limit
Initiating recording based on frequency out-of-limit and sudden changes
Initiating recording based on third harmonic out-of-limit
Initiating recording based on over-excitation out-of-limit
Initiating recording based on reverse power out-of-limit
Initiating recording based on low-frequency overcurrent or zero-sequence voltage for startup/shutdown
Initiating recording based on differential current of the main transformer, step-down transformer, generator or excitation transformer
Initiating recording based on binary input
Initiating recording based on system oscillation
Initiating recording manually
Initiating recording remotely
Continuous recording (24hours of uninterrupted recording)