The PQI-DE from A. Eberle is a voltage and power quality measurement device, fault recorder and residual current measurement device all in one. The device combines numerous functions. It can be used as a power quality interface to fulfil network quality standards or to check the technical connection guideline. It also offers SCADA interfaces in addition to interfacing with WinPQ/WebPQ. 

At a glance

• Voltage and power quality measurement device, fault recorder and residual current measurement device
• Detects and records transients at up to 24 us
• Oscilloscope current measurement, residual current measurement to 40.96 kHz over five current channels
• IT security measures, including encrypted data transmission and protection against unauthorised access
• Direct connection of 400V, 110V VT secondaries or LPIT voltage sensors
• Support for traditional CTs, LPITs and Rogowskis