GE Multilin 850

4–158 850 FEEDER PROTECTION SYSTEM – INSTRUCTION MANUAL
PROTECTION CHAPTER 4: SETPOINTS
FLEXLOGIC OPERAND
FLEXLOGIC OPERAND
SETTING SETTING SETTING SETTING
SETTINGS SETTING SETTING
SENS GND DIR OC FUNCTION:
SENS GND DIR OC POL VOLT:
SENS GND DIR OC POLARIZING: BLOCK:
SENS GND DIR OC FWD LIMIT ANGLE:
SENS GND DIR OC FWD ECA:
SENS GND DIR OC REV LIMIT ANGLE:
SENS GND DIR OC FWD PICKUP:
SENS GND DIR OC REV PICKUP:
S Gnd Dir OC FWD
S Gnd Dir OC REV
Disabled=0 Measured VX Voltage Calculated V_0
}
}
Current
Ground Crt (Ig)
Sens Gnd Crt (Isg) Dual
NOTE:
CURRENT POLARIZING IS POSSIBLE ONLY IN RELAYS WITH
THE GROUND CURRENT INPUTS CONNECTED TO
AN ADEQUATE CURRENT POLARIZING SOURCE
Off=0 Enabled=1
AND
AND AND
AND
AND
AND
AND
OR OR
OR OR
Ig 0.05xCT
Isg PICKUP
Isg PICKUP
Voltage Polarization
Current Polarization
-3V_0
3I_0
FWD
FWD FWD
REV REV
REV
RUN RUN RUN RUN
1.25 cy
1.5 cy
892782A1.cdr
TO SENS GND TOC AND IOC ELEMENTS
TO SENS GND TOC AND IOC ELEMENTS
AND