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PowerPact H-, J-, and L-Frame Circuit Breakers
Energy Management
67
02/2016
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Table 58: Micrologic 5/6 Trip Units Integrated Power Meter Functions
Type Display
AE
Trip Unit
LCD
Front
Display
Module
Display of Protection Settings
Pick-ups (A) and delays All settings can be displayed I
r
, t
r
, I
sd
, t
sd
, I
i
, I
g
, t
g
XXX
Measurements
Instantaneous rms measurements
Currents (A)
Phase and neutral
Average of phases
Highest current of the 3 phases and neutral
Ground fault (Micrologic 6 trip unit)
Current unbalance between phases
I
A
, I
B
, I
C
, I
N
Iavg = (I
A
+ I
B
+ I
C
) / 3
Imax of I
A
, I
B
, I
C
, I
N
% Ig (pick-up setting)
% Iavg
X
X
X
X
—
X
X
X
X
X
X
—
X
X
—
X
X
X
X
X
Voltage (V)
Phase-to-phase
Phase-to-neutral
Average of phase-to-phase voltages
Average of phase-to-neutral voltages
Ph-Ph and Ph-N voltage unbalance
Phase sequence
V
AB
, V
BC
, V
CA
U
AN
, U
B
N, U
CN
Vavg = (V
AB
+ V
AC
+ V
BC
) / 3
Uavg = (U
AN
+ U
BN
+ U
CN
) / 3
% Vavg and% Uavg
1-2-3, 1-3-2
—
—
—
—
—
—
X
X
X
X
X
X
X
X
—
—
—
X
X
X
X
X
X
X
Frequency (Hz) Power System f — X X X
Power
Active (kW)
Reactive (kVAR)
Apparent (kVA)
Power factor and cos ij (fundamental)
P, total/per phase
Q, total/per phase
S, total/per phase
PF and cos ij, total and per phase
—
—
—
—
X
X
X
X
X
X
X
—
X
X
X
X
Maximum, minimum (MAX/MIN)
Associated with instantaneous rms
measurements
Reset with Micrologic trip unit or front display
module
XX— X
Energy metering
Energy
Active (kWh), reactive (kVAR), apparent
(kVA)
Total since last reset
Absolute or signed mode
1
—X X X
Demand and maximum demand values
Demand current (A) Phases and neutral
Present value on the selected window
Maximum demand since last reset
—
—
X
X
—
—
X
X
Demand power
Active (kWh), reactive (kVAR), apparent
(kVA)
Present value on the selected window
Maximum demand since last reset
—
—
X
X
—
—
X
X
Calculation window Adjustable from 5 to 60 minutes in 1 minute steps — X —
2
Power quality
Total harmonic
distortion THD (%)
Of voltage with respect to rms value THDU, THDV of the Ph-Ph and Ph-N voltage — X — X
Of current with respect to rms value THDI of the phase current — X — X
1
Absolute mode: E absolute = E out + E in; Signed mode: E signed = E out - E in.
2
Available through the communication network only.
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