socomec COUNTIS E27 - Electrical Values Measured; Measurements; Energy Balance; Definition

8 EN
COUNTIS E27/E28 - 545881A - SOCOMEC
4.6. Electrical values measured
4.6.1. Measurements
Settings vary by model.
Realtime values Symbol
Measure-
ment Unit
LCD display
Via
communication
Neutral voltage
∑V
V
● ●
V1, V2, V3
●
Phase to phase voltage
∑U
● ●
U12, U23, U31
●
Current
∑I
A
● ●
I1, I2, I3, IN
●
Power factor
∑PF
● ●
PF1, PF2, PF3
●
Apparent power ∑S, S1, S2, S3 kVA
● ●
Active power ∑P, P1, P2, P3 kW
● ●
Reactive power ∑Q, Q1, Q2, Q3 kVAr
● ●
Frequency f Hz
● ●
Phase sequence CW / CCW
● ●
Direction of current
●
Logged data
Total active and reactive energy Ea, Er (∑&by phase) kWh, kvarh
● ●
Total apparent energy
Eap (∑)
kVAh
● ●
Eap (per phase)
●
Total reactive, inductive and capacitive
energy
Er (∑)
kvarh
● ●
Er (per phase)
●
Total active, reactive and apparent energy
for each tariff (T1/T2)
Ea, Er (∑) kWh, kvarh
● ●
Ea, Er, Eap
(∑ & per phase)
kWh, kvarh,
kVAh
●
Total reactive, inductive and capacitive
energy for each tariff (T1/T2)
Er (∑)
kvarh
● ●
Er (per phase)
●
Active, partial energy for each tariff (T1/T2) Ea (∑) kWh
● ●
Active, reactive and apparent partial energy Ea, Er, Eap (∑)
kWh, kvarh,
kVAh
● ●
Energy balance ∑ kWh, kvarh
● ●
Miscellaneous
Current tariff T 1/2
●
Partial meters BY START/STOP
●
State of the pulse output
Active / inac-
tive
●
NOTE: ∑
is the sum of the meter readings for each phase, divided by 3.
4.6.2. Energy balance; denition
Energy balance Formula
kWh (+kWh T1) – (-kWh T1) + (+kWh T2) – (-kWh T2)
kvarh (+kvarh T1) – (-kvarh T1) + (+kvarh T2) – (-kvarh T2)