Hitachi Relion 670 Series Applications Manual page 361

1MRK506375-UEN Rev. N
The following settings can be done for the energy calculation and demand handling function
ETPMMTR:
GlobalBaseSel: Selects the global base value group used by the function to define IBase, UBase and
SBase. Note that this function will only use IBase and UBase values.
Operation: Off/On
EnaAcc: Off/On is used to switch the accumulation of energy on and off.
tEnergy: Time interval when energy is measured.
tEnergyOnPls: gives the pulse length ON time of the pulse. It should be at least 100 ms when
connected to the Pulse counter function block. Typical value can be 100 ms.
tEnergyOffPls: gives the OFF time between pulses. Typical value can be 100 ms.
EAFAccPlsQty and EARAccPlsQty: gives the MWh value in each pulse. It should be selected
together with the setting of the Pulse counter (PCGGIO) settings to give the correct total pulse value.
ERFAccPlsQty and ERVAccPlsQty : gives the MVArh value in each pulse. It should be selected
together with the setting of the Pulse counter (PCGGIO) settings to give the correct total pulse value.
For the advanced user there are a number of settings for direction, zero clamping, max limit, and so
on. Normally, the default values are suitable for these parameters.
Railway application RER670
Application manual
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Section 16
Metering
355