UNITROL®6000 Power System Stabilizer Standalone (PSS SA) features and technical data

UNITROL PSS built-in features  

• Microprocessor-based digital power system stabilizer with built-in transfer function in accordance with the latest IEEE421.5 standards (PSS 2A/2B/2C or 4B/4C)
• Built-in signal injections and high-end recording features
• Adaptive PSS (APSS), with a patented grid observer
• Dedicated RoCoF (Rate of Change of Frequency) PSS Blocking function
• Designated filter networks to avoid torsional interactions

Other features

• 3-phase high speed VT and CT measurements are configurable to match the plant setup
• Extended IOs, as DCS interface and special configurations (e.g. for pump storage with PSS operation in generating and pump mode)
• Options for redundant configurations
• Dedicated touch screen interface to have control and monitoring at your fingertips
• System Status bar
• Operation – Real time measurements
• Parameter – Set parameters/signals and injection points
• Events logger – Event logging including direct access to troubleshooting instructions
• Slow and Fast trending – For commissioning and grid code compliance
• Transient Recorder – Capture disturbance events on system and network