SLM
102 – Operational Manual
TRINITY
[43]
The twenty-fourth page shows Sliding Active Power Demand for 15 minutes. In case
user defined demand is Apparent Power, the display will show
“
DMD-VA
"
in second
row. The LED indicator glows onto WAT and DMND which indicate that Demand
window is Active Power.
The twenty-fifth page shows maximum Active Power Demand occurrence with date
and time. The LED indicator glows onto WATT, DMND and MAX for Active Power
Demand. However, LED indicator will glow onto VA, DMND and MAX if user defined
demand is Apparent Power.
In fact, the demand is registered with following:
In case of fixed window selection, the demand is integrated over 30 minutes.
In case of sliding window, it is integrated over 15 or 30 minutes, as selected
by the user.
If the demand is calculated by the meter, based on sliding window technique,
then unlike utility installed demand meters, this demand figure does not reset
to zero at the end of the 30 minute integration window.
If the user has initially selected KVA as demand parameter, the figure in the
