Mikro DPM680, Инструкция по эксплуатации

Страница: 34 / 84

34
Meter Operations
3.4.5
3.4.6
TouCH BuTTon funCTions:
• to reset the recorded maximum current
demand values to zero, touch the reset
(f3) button.
3.4.5
MaxiMuM CurrEnT
DEManD
The Maximum current Demand page shows
the recorded maximum current demand for each
phase with the corresponding time and date since
the last reset as shown in Fig 38:
Fig 38 : Maximum Current Demand page
TouCH BuTTon funCTions:
• to confirm clearing the recorded values, touch
the yes (f4) button.
• otherwise, touch the no (f2) button.
In clearing the recorded values, the user
will be prompted with a clear logged Data?
confirmation.
When these recorded values are cleared, the
corresponding time and date records are also
cleared to the default 00:00:00 00-00-2000.
3.4.6
sEquEnCE CurrEnTs
The sequence current page shows the
positive, negative and zero sequence currents as
shown in Fig 39. They are useful for identifying
abnormalities such as current imbalance and
phase reversals. Please see section B.3 in
Appendix B for details.
• otherwise, touch the bacK (f1) button to
return to the current sub-menu.
The time and date records are displayed in the
hour:minute:second day-month-year format.