Verifying Earth Fault Loop Impedance (EFLI) The ECA (Electrical Contractors Association) presented their latest technical guidance as part of a CPD training presentation for their Midland area members. The training was supported by Power Quality Expert who helped to explain how metering accuracy is calculated and how this accuracy of test meters is important when [...]
The new Sonel PQM-750 fixed permanent meter is designed to measure and record electrical characteristics and demonstrate the compliance of power quality to the latest measurement standards. The meter has the ability to verify the preset parameters of a connection agreement with measurements made to IEC61000-4-30 class A accuracy. The PQM-750 has been designed to [...]
Power Quality Expert award at the Sonel 30th Gala Poland’s premier test equipment manufacturer, Sonel S.A., celebrated their 30th anniversary with a gala event held in Jachranka near Warsaw. The event was attended by distributors and partners from both Poland and abroad who between them help sell Sonel products in over 100 countries [...]
ETL approval for Power Quality Expert and Elspec Power Quality Expert are proud to announce the addition of their Elspec range of power quality analysers to their portfolio of energy monitoring products approved on the ETL (Energy Technology List). The products approved on the list undergo independent assessment against measurement and accuracy criteria from the [...]
Professional measurements of PV systems up to 1500V with Sonel PVM-1530 Pro kit With the number of photovoltaic systems on the rise, it is vital to ensure that they are safe and comply with applicable regulations. To meet these needs, we have designed our new Sonel PVM-1530 Pro meter which is dedicated to measuring solar [...]
Power Quality Expert add Elspec Portugal to their range of test equipment Power Quality Expert are proud to announce they are now sales agent for Portuguese power quality solution manufacturer, Elspec Portugal. Elspec is a leading global provider of advanced power quality analysers, power factor correction, power quality solutions and power monitoring software. They focus [...]
Sonel KT Series 500 Thermal Cameras Sonel is expanding its offer with five KT series 500 thermal imaging cameras. An ideal proposition for both seasoned and aspiring thermographers with cameras that have resolutions from 256 x 192 to 640 x 480, manual and automatic focus, temperature range from -40°C to 650°C, IFOV from 1.70 to [...]
Neutral Current Diversion (NCD) Neutral current diversion (NCD) describes ‘stray’ neutral currents flowing in continuous and intact metallic structures, services and pipes in an installation that would otherwise return via the system neutral conductor. In particular neutral current diversion (NCD) may be an issue in multi-occupancy type buildings where the metallic services pass between properties. [...]
Power Quality Expert are associate members of SELECT in Scotland We are proud to announce that Power Quality Expert are an Associate Member of SELECT, Scotland's largest construction trade association. As associate members we are pleased to offer support to all SELECT members on all our services including Energy Load Profiles, EN50160 Surveys, Power Quality [...]
Measuring short circuit loop impedance at solar farms and photovoltaic power plants With the increasing and dynamic development of solar photovoltaic farms and power plants, we are witnessing a growing demand for proper short-circuit loop impedance measurement between the inverter and the LV/MV transformer. To enable these tests to be made, Sonel have developed the [...]
