GE G30 Instruction Manual page 323

5 SETTINGS
SETTING
3RD HARM NTRL UV
FUNCTION:
Disabled = 0
Enabled = 1
SETTING
AND
3RD HARM NTRL UV BLK:
Off = 0
SETTING
STATOR GROUND
SOURCE:
Vaux (3rd harmonic)
3 Phase Real Power
V_1
Figure 5–94: THIRD HARMONIC NEUTRAL UNDERVOLTAGE SCHEME LOGIC
GE Multilin
SETTINGS
3RD HARM NTRL UV
PICKUP:
RUN
Vaux < Pickup
SETTINGS
3RD HARM NTRL UV
MAX POWER:
3RD HARM NTRL UV
AND
MIN POWER:
RUN
Min < 3 Phase Power < Max
SETTINGS
3RD HARM NTRL UV
VOLT SUPV:
RUN
V_1 > Pickup
G30 Generator Protection System
5.6 GROUPED ELEMENTS
SETTINGS
3RD HARM NTRL UV
PKP DELAY:
20 ms
FLEXLOGIC OPERANDS
3RD HARM NTRL UV PKP
3RD HARM NTRL UV DPO
3RD HARM NTRL UV OP
830005A4.CDR
5
5-193