RTV units integrate power transformer voltage regulation via tap changer control, maintaining the voltage within constant. It is of application when voltage must be kept within constant values with the transformer in operation.
- Voltage regulator
- Raise / Lower tap
- Reference voltage control (setpoint)
- Runback voltage
- Automatic -Manual operation
- Local - Remote operation
- Current compensation
- Reactive current compensation
- Regulator blocking (on minimum voltage, maximum current)
- Power reversal detection
- Phase angle correction of VTs and CTs.
- Tap / Voltage ratio selection.
- Pulse or level operating outputs.
- BCD code tap inputs.
- Tap Signalling and supervision.
- Voltage band recording.
- Operation counters.
- Control and monitoring:
·Alphanumeric display.
·Two (2) dedicated control buttons (A/M, L/R)
·Six (6) configurable command or control buttons
- Programmable logic.
- Communications ports and protocols.
- LEDs.
- Configurable digital inputs (from 8 to 44).
- Configurable digital outputs (from 6 to 24).
- Time synchronization (protocol IRIG-B 003 and 123)
or via communications.
- Event and metering history records.
- Oscillographic record (COMTRADE 99 format).
- Power supply voltage monitoring (depending on model).
- ZiverComPlus communications software