Maximum Demand Controller (SPMD300)

Display Parameters

Display details

  • 7 segment(3*4 digits) Red LED Display (Single Row) - The parameters are calculated by the meter are displayed,
  • Selectable Parameters - Can select any 37 parameters.
  • Scroll rate - The scroll rate of the display parameter scroll in steps of 4secs.
  • Keys are provided to stop, scroll, edit and to view the particular parameter.

Display Parameters

  • Date,
  • Time,
  • System,
  • Meter ID with Phase Sequence,
  • PT Primary,
  • PT Secondary,
  • CT Primary,
  • CT Secondary,
  • Frequency (Hz.),
  • Cummulative - RYB - Active Energy (KWh),
  • Cummulative - RYB - Apparant Energy (KVAh),
  • Cummulative - RYB - Reactive Energy (KVArh Lag),
  • Cummulative - RYB - Reactive Energy (KVArh Lead),
  • Average Power Factor - RYB phase,
  • Power ON hour,
  • Load ON hour,
  • Voltage L-N (R,Y,B) (V),
  • Average Voltage (V),
  • Phase to Phase Voltages L-L (RY,YB,RB)
  • Current (R, Y, B),
  • Average Current,
  • Power Factor (R, Y, B),
  • Combined Power Factor (RYB),
  • Instant Active Power - KW - R,Y,B,
  • Instant Reactive Power - KVAr - R,Y,B,
  • Instant Apparent Power - KVA - R,Y,B,
  • Instant - KW - RYB,
  • Instant - KVAr - RYB,
  • Instant - KVA - RYB,
  • Rising Demand - KW / KVA,
  • Maximum Demand - KW / KVA,
  • Control RD - KW / KVA,
  • Relay ON / OFF,
  • Current Zone,
  • TOD - T1 MD value, Reach time and date,
  • T4 MD value, Reach time and date

Key Features:

  • The Parameter setup can be done through 4 nos. of soft keys on front fascia
  • Keys on the front panel is used to
    • Scroll, increment, decrement through display parameter,
    • To set the Meter ID,
    • PT Primary, PT Secondary,
    • CT Primary, CT Secondary values,
    • Time, Date,
    • MD Reset, Energy Reset,
    • MD in KW or KVA, Integration Period, Alarm and Trip set point for all four zones and to change the password.
    ==> Press scroll key once the parameter set is completed, this allows to view the parameters one after the other automatically (change over time period is 4 secs). If this is not done auto scroll will not happen.

Key Feature Description

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