GE Multilin g60

5-208 G60 Generator Protection System GE Multilin
5.6 GROUPED ELEMENTS 5 SETTINGS
5
Figure 5–114: THIRD HARMONIC NEUTRAL UNDERVOLTAGE SCHEME LOGIC
830005A4.CDR
SETTING
FLEXLOGIC OPERANDS
3RD HARM NTRL UV
FUNCTION:
3RD HARM NTRL UV PKP
3RD HARM NTRL UV DPO
Disabled = 0
Enabled = 1
AND
3RD HARM NTRL UV BLK:
Off = 0
SETTING
SETTINGS
SETTINGS SETTINGS
3RD HARM NTRL UV
PICKUP:
RUN
RUN
Vaux < Pickup
3 Phase Real Power
V_1
AND
3RD HARM NTRL UV
MAX POWER:
Min < 3 Phase Power < Max
3RD HARM NTRL UV
MIN POWER:
SETTING
Vaux (3rd harmonic)
STATOR GROUND
SOURCE:
3RD HARM NTRL UV
PKP DELAY:
20 ms
3RD HARM NTRL UV OP
SETTINGS
3RD HARM NTRL UV
VOLT SUPV:
RUN
V_1 > Pickup