socomec COUNTIS E21 User Manual

8 EN
COUNTIS E21/E22 - 545875B - SOCOMEC
4.6. Electrical values measured
4.6.1. Measurements
Settings vary by model.
Realtime values Symbol Measurement Unit LCD display
Neutral voltage ∑V
V

Phase to phase voltage ∑U

Current ∑I A

Power factor ∑PF

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
(∑ & par phase)
kWh, kvarh

Total apparent energy Eap (∑) kVAh

Total reactive, inductive and capacitive energy Er (∑) kvarh

Total active, reactive and apparent energy for each tariff
(T1/T2)
Ea, Er (∑) kWh, kvarh

Total reactive, inductive and capacitive energy for each
tariff (T1/T2)
Er (∑) kvarh

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 /
Inact active

NOTE: ∑ is the sum of the meter readings for each phase, divided by 3.
NOTE: If you have a 3-wire connection the following voltage readings are not available; phase-neutral, neutral current, phase
power, power factor for each phase and power for each phase.
4.6.2. Energy balance; denition
Formula
kWh (+kWh T1) – (-kWh T1) + (+kWh T2) – (-kWh T2)
kvarh (+kvarh T1) – (-kvarh T1) + (+kvarh T2) – (-kvarh T2)

socomec COUNTIS E21 Specifications

General

Brand	socomec
Model	COUNTIS E21
Category	Measuring Instruments
Language	English