Siemens 7KG85 Series - Measurands and Recording

27SICAM P850/P855 7KG85xx, Product Information
E50417-B1050-C482-A3, Edition 03.2013
12 Measurands and Recording
Specifications acc. to product standards IEC 62586-1,
Class S and IEC 61557-12, and according to standards
IEC 61000-4-30, Ed. 2, IEC 61000-4-7, IEC 61000-4-15
Measurands Circuit Tolerance
limits
1)
Voltage V
ph-N
a-N, b-N, c-N ±0.2 %
Voltage V
ph-ph
a-b, b-c,
c-a, Σ
±0.2 %
Voltage V
N
a, b, c ±0.2 %
Voltage unbalance
V
unbal
a-b, b-c, c-a ±0.2 %
Current I a, b, c, N, Σ ±0.2 %
Current unbalance
I
unbal
a, b, c ±0.2 %
Active power P
+ Demand, - Supply
a, b, c, Σ ±0.5 %,
0.2S acc. to
IEC 62053-22/
ANSI C12.20
Reactive power Q
+ inductive, - capacitive
a, b, c, Σ ±0.5 %, 0.5S acc. to
IEC 62053-23/
ANSI C12.20
Apparent power S a, b, c, Σ ±0.5 %
Power factor PF
2)
a, b, c, Σ ±1 %
Active power factor cos ϕ
2)
a, b, c, Σ ±1 %
Phase angle ϕ
2)
a, b, c, Σ ±2°
Frequency f a-N 50 mHz (see
3)
)
Flicker
(only SICAM P855)
a-N, b-N, c-N
a-b, b-c, c-a
Acc. to class S,
IEC 61000-4-30:
Pst: ±10 %
Plt: ±10 %
Pinst: ±16 %
Active energy WP demand a, b, c, Σ ±0.5 %