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CHAPTER 4: INTERFACES, SETTINGS & ACTUAL VALUES
4.1 ENERVISTA 650 SETUP SOFTWARE
GEK-106310-AF
F650 DIGITAL BAY CONTROLLER
4-21
Firmware version 7.50 and above also include
Frequency
and
Miscellaneous
menus in the
Protection Element
section.
Phase OV
Phase overvoltage (59P)
Neutral OV High
Neutral overvoltage, high level (59NH)
Neutral OV Low
Neutral overvoltage, low level (59NL)
Negative Sequence OV Negative sequence overvoltage (47)
Auxiliary OV
Auxiliary overvoltage (59X)
Auxiliary UV
Auxiliary undervoltage (27X)
Power
Forward Power
Forward power (32FP), in primary values.
Directional Power
Directional power (32), in primary values.
Watt Gnd Flt High
Wattmetric ground fault high (32N High), in secondary values
Watt Gnd Flt Low
Wattmetric ground fault low (32N Low), in secondary values
Frequency
Underfrequency
Underfrequency unit (81U).
Overfrequency
Overfrequency unit (81O).
Frequency Rate of
Change
Frequency rate of change function (81R).
Miscellaneous
Broken Conductor
Broken or fallen conductor detection function (I2/I1). Grouped element.
Ratio between the negative sequence current, I2, and the positive sequence current I1.
In normal and balanced load situations, this ratio is zero, while in severe load fault
conditions, an unbalance is produced and this ratio is increased.
Locked Rotor
Locked rotor detection function (48).
Load Encroachment
Load Encroachment function.
Summary of Contents for F650
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