Tracking Frequency; Flexelements - GE C70 Instruction Manual

METERING
This menu displays the magnitudes of the raw differential current and compensated operating currents (in per-units of the
differential CT) for each phase.
6.4.4.5 Neutral current unbalance
ACTUAL VALUES  METERING  CAPACITOR BANK  NEUTRAL CURRENT...  NEUTRAL CURRENT UNBALANCE 1(3)
 NEUTRAL CURRENT
 UNBALANCE 1
This menu displays the magnitudes of the raw neutral split-phase current and compensated operating current (in per-units
of the ground CT input).

6.4.5 Tracking frequency

ACTUAL VALUES  METERING  TRACKING FREQUENCY
 TRACKING FREQUENCY

The tracking frequency displays here. The frequency is tracked based on the selection of the reference source with the
FREQUENCY AND PHASE REFERENCE
System section of chapter 5 for details.

6.4.6 FlexElements

ACTUAL VALUES  METERING  FLEXELEMENTS  FLEXELEMENT 1(16)
 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
6
Base unit
BREAKER ACC ARCING AMPS
(Brk X Acc Arc Amp A, B, and C)
BREAKER ARCING AMPS
(Brk X Arc Amp A, B, and C)
DCmA
FREQUENCY
PHASE ANGLE
POWER FACTOR
RTDs
SOURCE CURRENT
SOURCE POWER
SOURCE THD & HARMONICS
SOURCE VOLTAGE
6-22
Raw INsp: 0.0000 pu

Comp Iop: 0.0000 pu
TRACKING FREQUENCY:

60.00 Hz
setting in the
SETTINGS  SYSTEM SETUP  POWER SYSTEM
FLEXELEMENT 1

OpSig: 0.000
Description
2
BASE = 2000 kA × cycle
2
BASE = 1 kA × cycle
BASE = maximum value of the DCMA INPUT MAX setting for the two transducers configured
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
P = maximum value of V
BASE BASE
BASE = 1%
V = maximum nominal primary RMS value of the +IN and –IN inputs
BASE
C70 CAPACITOR BANK PROTECTION AND CONTROL SYSTEM – INSTRUCTION MANUAL
× I for the +IN and –IN inputs
BASE
CHAPTER 6: ACTUAL VALUES
menu. See the Power