CAT EMCP 4 - CURRENT (AMPS) DATA; FREQUENCY DATA; 5.2 GENERATOR POWER MONITORING; REAL POWER DATA

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Application and Installation Guide EMCP 4 SCADA Data Links

CURRENT (AMPS) DATA

 Generator Average AC RMS Current (101)

 Generator Phase A AC RMS Current (111)

 Generator Phase B AC RMS Current (112)

 Generator Phase C AC RMS Current (113)

 Generator Total Percent Current (174) – sum of phase currents, as a percent of generator rated

current, calculated from Generator Rated Voltage (setpoint) and Generator Rated Power

(setpoint)

FREQUENCY DATA

 Generator Average AC RMS Frequency (102)

 Generator Average AC RMS Frequency Percent (183)

5.2 GENERATOR POWER MONITORING

REAL POWER DATA

 Generator Total Percent Real Power (105) – percent of Generator Rated Power (setpoint)

 Generator Total Real Power (106)

 Generator Phase A Real Power (117)

 Generator Phase B Real Power (119)

 Generator Phase C Real Power (121)

APPARENT POWER DATA

 Generator Phase A Apparent Power (123)

 Generator Phase B Apparent Power (125)

 Generator Phase C Apparent Power (127)

 Generator Total Apparent Power (138)

 Generator Total Percent Apparent Power (140) – percent of Generator Rated Apparent Power

(setpoint)

REACTIVE POWER DATA

 Generator Phase A Reactive Power (129)

 Generator Phase B Reactive Power (131)

 Generator Phase C Reactive Power (133)

 Generator Total Reactive Power (141)

 Generator Total Percent Reactive Power (143) – percent of generator rated reactive power,

calculated from Generator Rated Power (setpoint) and Generator Rated Apparent Power

(setpoint)

POWER FACTOR DATA

 Generator Overall Power Factor (103) – Chapter 7 for a programming example

 Generator Overall Power Factor Lagging (104) – indicates overall lead/lag status

 Generator Phase A Power Factor (135)

 Generator Phase B Power Factor (136)

 Generator Phase C Power Factor (137)

 Generator Phase A Power Factor Lagging (159) – indicates phase lead/lag status

 Generator Phase B Power Factor Lagging (160) – indicates phase lead/lag status