GTG Flashcards
What does EXCOP stand for?
Excitation Control Panel
What does LOCOP stand for?
Local Operation Control Panel
What does FADAC stand for?
Full Authority Digital Control
What is the output of the GTG?
3000 kw 4800 amps 450 VAC 60Hz 3 Phase(A,B,C) .8 power factor(80% efficiency)
What is the high Module Temp set at?
250 degrees
What are the Run Overtemp Alarm/Shutdown set points?
CTIT 2175 degrees
CTIT 2250 degrees
What is the under speed shutdown set at?
Speed falls below 12,225rpm after being above that speed for at least 3 sec
What is the F/O pressure low shutdown set at?
<150psig
What is the L/O Pressure low Alarm and shutdown set at?
GEN:15psig(alarm) 10psig(shutdown)
Gearbox: 15psig(Alarm) 10psig(shutdown)
Engine: 40psig(alarm) 20psig(shutdown)
What is the overspeed shutdown set at?
15,800rpm
What is the High VIB’s alarm set at?
3 mils for 3 sec
What are the set points for K34 Slow start shutdown?
Failure to reach 2200rpm in 30sec after start is initiated
Failure to reach 9100rpm in 60sec after start is initiated
Failure to maintain acceleration of 40rpm/sec for 3 consecutive seconds between 2200-12,225rpm
What is the set point for the K34 Start Overtemp Shutdown?
1600-1725 degrees
What is the set point for the K34Fail to Fire Shutdown?
<600 degrees 10 sec after engine speed passes through 2200rpm
What is the sequence for the motor duty cycle?
2min on, 2 min off, 2min on, 2min off, 2 min on, 30min off