PQM-700 Operating Manual
14
1.7
Compliance with standards
PQM-700 is designed to meet the requirements of the following standards.
Standards valid for measuring network parameters:
IEC 61000-4-30:2009
– Electromagnetic compatibility (EMC) - Testing and measurement
techniques - Power quality measurement methods,
IEC 61000-4-7:2002
– Electromagnetic compatibility (EMC) – Testing and Measurement
Techniques - General Guide on Harmonics and Interharmonics Measurements and
Instrumentation for Power Supply Systems and Equipment Connected to them,
IEC 61000-4-15:2011
– Electromagnetic compatibility (EMC) – Testing and Measurement
Techniques - Flickermeter
– Functional and Design Specifications,
EN 50160:2010
– Voltage characteristics of electricity supplied by public distribution networks.
Safety standards:
IEC 61010-1
– Safety requirements for electrical equipment for measurement control and
laboratory use. Part 1: General requirements
Standards for electromagnetic compatibility:
IEC 61326
– Electrical equipment for measurement, control and laboratory use. Requirements
for electromagnetic compatibility (EMC).
The device meets all the requirements of Class S as defined in IEC 61000-4-30. The summary
of the requirements is presented in the table below.
Tab. 2. Summary of selected parameters in terms of their compliance with the standards
Aggregation of measure-
ments at different inter-
vals
IEC 61000-4-30 Class S:
Basic measurement time for parameters (voltage, current, harmonics, unbal-
ance) is a 10-period interval for 50 Hz power supply system and 12-period in-
terval for 60 Hz system,
Interval of 3 s (150 periods for the nominal frequency of 50 Hz and 180 peri-
ods for 60 Hz),
Interval of 10 minutes.
Real-time clock (RTC)
uncertainty
IEC 61000-4-30 Class S:
Built-in real-time clock, set via
Sonel Analysis
software, no GPS/radio syn-
chronization.
Clock accuracy better than ± 0.3 seconds/day
Frequency
Compliant with IEC 61000-4-30 Class S of the measurement method and uncer-
tainty
Power supply voltage
Compliant with IEC 61000-4-30 Class S of the measurement method and uncer-
tainty
Voltage fluctuations
(flicker)
The measurement method and uncertainty meets the requirements of IEC
61000-4-15 standard.
Dips, interruptions and
swells of supply voltage
Compliant with IEC 61000-4-30 Class S of the measurement method and uncer-
tainty
Supply voltage unbal-
ance
Compliant with IEC 61000-4-30 Class S of the measurement method and uncer-
tainty
Voltage and current har-
monics
Measurement method and uncertainty is in accordance with IEC 61000-4-7 Class
I
Summary of Contents for PQM-700
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