14-4 9440300990
Event Recorder DECS-250
• FVR output
• FVR state
• Generator apparent power
• Generator average current
• Generator average voltage
• Generator current Ia
• Generator current Ib
• Generator current Ic
• Generator frequency
• Generator power factor
• Generator reactive power
• Generator real power
• Generator voltage Vab
• Generator voltage Vbc
• Generator voltage Vca
• Internal State
• LVRT desired reference
• LVRT reference
• Negative sequence current
• Negative sequence voltage
• Network Load Share
• Null balance level
• OEL controller output
• OEL ref.
• OEL state
• Position Indication
• Positive sequence current
• Positive sequence voltage
• Power in
• PSS electrical power
• PSS filtered mech. Power
• PSS final output
• PSS lead/lag #1
• PSS lead/lag #2
• PSS lead/lag #3
• PSS lead/lag #4
• PSS mechanical power
• PSS mechanical power LP #1
• PSS mechanical power LP #2
• PSS mechanical power LP #3
• PSS mechanical power LP #4
• PSS post-limit output
• PSS power HP #1
• PSS pre-limit output
• PSS speed HP #1
• PSS synthesized speed
• PSS terminal voltage
• PSS torsional filter #1
• PSS torsional filter #2
• PSS washed out power
• PSS washed out speed
• SCL controller output
• SCL PF ref.
• SCL ref.
• SCL state
• Terminal frequency deviation
• Time response
• UEL controller output
• UEL ref.
• UEL state
• Var limit output
• Var limit ref
• Var limit state
• Var/PF error
• Var/PF output
• Var/PF state
Logic Triggers
Logic triggering initiates a data log as a result of an internal or external status change. A data log can be
triggered by any combination of alarm, contact output, or contact input state changes. The available logic
triggers are illustrated in Figure 14-5.