Figure 28: power history structure, 6 power history – ETL EDP70 User Manual

Page 60

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MI00/10056 rev. 8 —05/2006

10.6 Power History

The power history is only available when the inverter is blocked; it provides a visual display of the status of the alarms
and measurements over a period of 10 seconds before and 1 second after the inverter stops in steps of 0.1 s. The power
history is lost when the inverter is restarted.

Figure 28

provides a graphic representation of how to access the Power History.



Figure 28: Power History Structure

LOAD

ALARMS

POWER HISTORY

DOWN TO ACCESS

BATTERY TEST

SELECT

POWER HISTORY MATRIX

Time

(seconds)

-10

Alarms

Measurements

Initial

position

Inverter

Shutdown

Typical Power History Display

Measurement

Alarm

RECTIFIER +0.3 SEC

VDC = 327V IB = 5A

-5.3 SEC ON

OVER TEMPERATURE

POWER HISTORY

UP TO EXIT

+1

0

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