95
UMG 511
In order to ensure that two measurement devices achieve the same measurement results
in a 10 minute compensation interval, we recommend synchronising time measurements
in the UMG511 using an external time signal.
m
UMG511 Specifications for IEC 61000-4-30 Compliance
Parameter
Uncertainty
Measuring Range
5.1 Frequency
± 10 mHz
42.5 Hz – 57.5 Hz,
51Hz – 69 Hz
5.2 Magnitude of Supply Voltage
± 0.1% of U
din
10% – 150% of U
din
5.3 Flicker
± 5% of reading
0.2 – 10 Pst
5.4 Supply Voltage Dips and Swells
Magnitude: ± 0.2% of U
din
Duration:
± 1 cycle
N/A
5.5 Voltage Interruptions
Duration:
± 1 cycle
N/A
5.7 Unbalance
± 0.15%
0.5% – 5% u2
0.5% – 5% u0
5.8 Harmonics
IEC 61000-4-7 Class 1
10% – 200% of
Class 3 of IEC 61000-2-4
5.9 Interharmonics
IEC 61000-4-7 Class 1
10% – 200% of
Class 3 of IEC 61000-2-4
5.10 Mains Signaling Voltage
3% – 15% of Udin, ±5% of measured
1% – 3% of Udin, ±0.15% of Udin
<1% of Udin, no requirement
0% – 15% of U
din
5.12 Underdeviation and Overdeviation
± 0.1% of U
din
10% – 150% of U
din
The UMG511 meets IEC 61000-4-30 Class A requirements for:
• Aggregations, Time Clock Uncertainty, Flagging, Transient Influence Quantities
