EA Technology UltraTEV Plus
2
Operating Manual 2388L015
Page 17 of 66
5.6.5 Interpretation
The ‘Interpretation’ mode available for TEV readings only.
To enter this mode, click the Interpretation icon .
The interpretation screen provides a first pass summary of the switchgear’s condition by
taking into account both the magnitude and repetition rate of any detected pulses. The
guide distinguishes between noise, surface tracking and internal discharge providing an
indication of the suggested action.
This display is an easy to use software implementation of the TEV measurement
interpretation guide produced by EA Technology using decades of experience. The original
summary document giving an overview of the original guidelines for the interpretation of
TEV measurements is included on the next page.