Unlike periodic on-line PD testing, the HydroTrac instrument provides the maintenance professional with an opportunity to:
Automate the measurement (on-site or remotely).
Integrate the key trending parameters within the plant SCADA
Trigger a remote alarm indicating the need for a more detailed review of the data.
The instruments use the same sensors that have been permanently installed on hydro-generators over the last two decades by most major utilities around the world. The instruments are supplied with a termination panel that contains a multiplexer allowing the sequential monitoring of multiple pairs of couplers installed on the generators.
The instruments can be programmed to run in two common modes