Camille Bauer SINEAX M561 Mode D'emploi page 28

BST Response time for BS
ϕ
Phase-shift between current and voltage
F Frequency of the input variable
Fn Rated frequency
P Active power of the system P = P1 + P2 + P3
P1 Active powerphase 1
(phase-to-neutral L1 – N)
P2 Active power phase 2
(phase-to-neutral L2 – N)
P3 Active power phase
(phase-to-neutral L3 – N)
Q Reactive power of the system
Q = Q1 + Q2 + Q3
Q1 Reactive power phase 1
(phase-to-neutral L1 – N)
Q2 Reactive power phase 2
(phase-to-neutral L2 – N)
Q3 Reactive power phase 3
(phase-to-neutral L3 – N)
S Apparent power of the system
S1 Apparent power phase 1
(phase-to-neutral L1 – N)
S2 Apparent power phase 2
(phase-to-neutral L2 – N)
S3 Apparent power phase 3
(phase-to-neutral L3 – N)
Sr Rated value of the apparent power of the
system
PF
Active power factor cosϕ = P/S
PF1 Active power factor phase 1
PF2 Active power factor phase 2
PF3 Active power factor phase 3
Reactive power sin ϕ = Q/S
QF
QF1 Reactive power factor 1
QF2 Reactive power factor 2
QF3 Reactive power factor 3
LF Power factor of the system
LF = sgnQ · (1 – |PF|)
LF1 Power factor phase 1
sgnQ1 · (1 – |PF1|)
LF2 Power factor phase 2
sgnQ2 · (1 – |PF2|)
LF3 Power factor phase 3
sgnQ3 · (1 – |PF3|)
c Factor for the intrinsic error
R Output load
Rn Rated burden
H Power supply
Hn Rated value of the power supply
CT c.t. ratio
VT v.t. ratio
Measuring input
Waveform: Sinusoidal
Rated frequency: 50 or 60 Hz
28
P1/S1
P2/S2
P3/S3
Q1/S1
Q2/S2
Q3/S3
Consumption [VA] (with
external power supply): Voltage circuit: U
Current circuit: ≤ I
Thermal rating of inputs
Input variable Number
of
inputs
Current 400 V single-phase AC system
circuit 693 V three-phase system
12 A –––
120 A 10
120 A 5
250 A 1
Voltage circuit
1
480 V/831 V –––
600 V/1040 V 1 10
800 V/1386 V 1 10
1 Maximum 264 V across the power supply when it is obtained
from the measured variable with a power supply unit for
85 - 230 V DC/AC and maximum 69 V with a power supply
unit for 24 - 60 V DC/AC.
Analog outputs
For the outputs A, B and C:
Output Impressed
variable Y DC current
Full scale Y2 1 ≤ Y2 ≤ 20 mA
Limits of output
signal for input
overload
and/or R = 0 1.2 · Y2
R → ∞ 30 V
Rated useful
7.5 V
0 ≤
range of output
lead
AC component
of output signal ≤ 0.02 Y2
(peak-to-peak)
The outputs A, B and C may be either short or open-circuited.
They are electrically insulated from each other and from all
other circuits (fl oating).
All the full-scale output values can be reduced subsequently
using the programming software, but a supplementary error
results.
2
/ 400 kΩ
2 · 0.01 Ω
Duration Interval
of between two
overload overloads
continu. –––
1 s 100 s
3 s 5 min.
1 s 1 hour
contin. –––
10 s 10 s
1 s 10 s
Impressed
DC voltage
5 ≤ Y2 ≤ 10 V
40 mA
1.2 Y2
15 V Y2 Y2
≤ ≤
Y2 Y2 2 mA 1 mA
≤ 0.02 Y2
≤ ∞