Synchrocheck; Tracking Frequency; Flexelements - GE D60 Instruction Manual

6 ACTUAL VALUES

PATH: ACTUAL VALUES METERING
 SYNCHROCHECK 1

MESSAGE
MESSAGE
The actual values menu for synchrocheck 2 is identical to that of synchrocheck 1. If a synchrocheck function setting is "Dis-
abled", the corresponding actual values menu item will not be displayed.

PATH: ACTUAL VALUES METERING
 TRACKING FREQUENCY

The tracking frequency is displayed here. The frequency is tracked based on the selection of the reference source with the
FREQUENCY AND PHASE REFERENCE
Power System section of chapter 5 for additional details.

PATH: ACTUAL VALUES METERING
 FLEXELEMENT 1

The operating signals for the FlexElements™ are displayed in pu values using the following definitions of the base units.
Table 6–2: FLEXELEMENT™ BASE UNITS
BREAKER ARCING AMPS
(Brk X Arc Amp A, B, and C)
dcmA
FREQUENCY
PHASE ANGLE
POWER FACTOR
RTDs
SOURCE CURRENT
SOURCE ENERGY
(SRC X Positive and Negative
Watthours); (SRC X Positive and
Negative Varhours)
SOURCE POWER
SOURCE VOLTAGE

SYNCHROCHECK

(Max Delta Volts)
GE Multilin
 
SYNCHROCHECK SYNCHROCHECK 1(2)
SYNCHROCHECK 1 DELTA
VOLT: 0.000 V
SYNCHROCHECK 1 DELTA
PHASE: 0.0°
SYNCHROCHECK 1 DELTA
FREQ: 0.00 Hz


TRACKING FREQUENCY

TRACKING FREQUENCY:
60.00 Hz
setting in the 
SETTINGS
 

FLEXELEMENTS

FLEXELEMENT 1(8)
FLEXELEMENT 1
OpSig: 0.000 pu
2
× cycle
BASE = 2000 kA
BASE = maximum value of the
DCMA INPUT MAX
under the +IN and –IN inputs.
f = 1 Hz
BASE
ϕ
= 360 degrees (see the UR angle referencing convention)
BASE
PF = 1.00
BASE
BASE = 100°C
I = maximum nominal primary RMS value of the +IN and –IN inputs
BASE
E = 10000 MWh or MVAh, respectively
BASE
P = maximum value of V
BASE BASE
V = maximum nominal primary RMS value of the +IN and –IN inputs
BASE
V = maximum primary RMS value of all the sources related to the +IN and –IN inputs
BASE
D60 Line Distance Protection System
6.3.4 TRACKING FREQUENCY

SYSTEM SETUP POWER SYSTEM
setting for the two transducers configured
× I
for the +IN and –IN inputs
BASE
6.3 METERING
6.3.3 SYNCHROCHECK
menu. Refer to the
6.3.5 FLEXELEMENTS™
6-17
6