GE PQM II - 6.2.6 Demand Metering

6–14 PQMII POWER QUALITY METER – INSTRUCTION MANUAL
CHAPTER 6: MONITORING
control power is applied. The PQMII updates this value every hour based on the
previous 24-hour period. This information will be lost if control power to the PQMII is
removed.
• REAL ENERGY COST: This message displays the total cost for the real energy
accumulated since the
TIME OF LAST RESET date.
• REAL ENERGY COST PER DAY: Displays the average cost of real energy per day from
time of last reset to the present. The cost per kWh is entered in the
S1 PQMII SETUP ÖØ
CALCULATION PARAMETERS ÖØ ENERGY COST PER KWH
setpoint.
• TARIFF PERIOD 1(3) COST: These messages display the cost accrued for the three
user-definable tariff periods. The start time and cost per kWh for these tariff periods
are entered with the
S1 PQMII SETUP ÖØ CALCULATION PARAMETERS ÖØ TARIFF PERIOD 1(3) START
TIME
and the S1 PQMII SETUP ÖØ CALCULATION PARAMETERS ÖØ TARIFF PERIOD 1(3) COST PER KWH
setpoints, respectively.
• TARIFF PERIOD 1(3) NET ENERGY: These messages display the net energy for the three
user-definable tariff periods. The start time and cost per kWh for these tariff periods
are entered with the
S1 PQMII SETUP ÖØ CALCULATION PARAMETERS ÖØ TARIFF PERIOD 1(3) START
TIME and the S1 PQMII SETUP ÖØ CALCULATION PARAMETERS ÖØ TARIFF PERIOD 1(3) COST PER KWH
setpoints, respectively.
• TIME OF LAST RESET: This message displays the time and date when the energy
parameters were last cleared through the
S1 PQMII SETUP ÖØ CLEAR DATA ÖØ CLEAR ENERGY
VALUES setpoint.
6.2.6 Demand Metering
PATH: ACTUAL VALUES Ö A1 METERING ÖØ DEMAND
 DEMAND [Z] PHASE A CURRENT
DEMAND = 125 A
MESSAGE
PHASE B CURRENT
DEMAND = 125 A
MESSAGE
PHASE C CURRENT
DEMAND = 125 A
MESSAGE
NEUTRAL CURRENT
DEMAND = 125 A
MESSAGE
3Φ REAL POWER
DEMAND = 1000 kW
MESSAGE
3Φ REACTIVE POWER
DEMAND = 25 kvar
MESSAGE
3Φ APPARENT POWER
DEMAND = 1007 kVA
MESSAGE
Ia MAX DMD = 560 A
12:00:00am 01/01/95
MESSAGE
Ib MAX DMD = 560 A
12:00:00am 01/01/95