Control Relays & SCADA Systems
Control Relays & SCADA Systems
Relay and SCADA
Related Standards
ANSI Norm List
Time delay starting or closing the relay
Trip circuits monitoring
Distance protection
Synchrocheck
Undervoltage functions
Additional undervoltage function
Undercurrent detection
Unbalanced negative sequence current protection
Voltage unbalance protection
Thermal images
The phase instantaneous overcurrent function
Transformers tank protection
Instantaneous overcurrent with harmonics restrain
Neutral / Ground Instantaneous overcurrent function
Sensitive, neutral instantaneous overcurrent function
Sensitive neutral instantaneous overcurrent unit
Neutral unbalance (WYE connection)
Current unbalance in double WYE Capacitor banks
Circuit breaker failure protection
Phase overcurrent function
Neutral overcurrent function
Neutral/Sensitive neutral time overcurrent
Protection against a blocked rotor
Overvoltage function
Zero sequence overvoltage function
Ground fault protection
Excessive number of start-ups (motors)
Directional phase overcurrent
Directional neutral overcurrent
Directional zero sequence overcurrent (Isolated neutral networks)
Reclosers
M/m Over/under frequency
Differential protection
Special neutral overcurrent function
Special neutral overcurrent function.
Numerical Feeder Management Relays (ADR245B)
Numerical 3-Phase and Ground Overcurrent Protection Relay (ADR241B)
Numerical 3 Phase and Ground Overcurrent Protection Relay (ADR241LP) (Low Power Sensor)
Numerical 3-Phase Transformer Differential Protection Relay (ADR233A)
Feeder Remote Terminal Unit
SCADA
