PQBlog

Examples of Capabilities of Class A PQ Instruments vs Dranetz Instruments with Beyond Class A Capability

Published by Terry Chandler, Director of Engineering, Power Quality Thailand LTD/Power Quality Inc., USA. E-mail: terryc@powerquality.org, terryc@powerquality.co.th Please feel free to leave a question in the comments section or contact Terry Chandler, terryc@powerquality.org, terryc@powerquality.co.th

Energy Terminology

Glossary of terms are used within the Energy Sector Compliments of the Australian Energy Market Commission (AEMC) is an independent statutory body with two key roles: making and amending rules for the National Electricity Market, elements of the natural gas market and related retail markets; and providing strategic and operational advice to the COAG EnergyContinue reading “Energy Terminology”

Power Quality (PQ) & Quality of Supply (QOS)

Power Quality in Metering

Published by Ming T. Cheng, Directory of Asian Operations, Power Metrix.

Power Quality Issues in UPS (India)

Published by A.D. Thirumoorthy, Member APQI Coimbatore, India.

Frequency Measurements & Data Recorded of PQ Instruments that meet the IEC 61000-4-30 Class A

Published by Terry Chandler, Director of Engineering, Power Quality Thailand LTD/Power Quality Inc., USA. E-mail: terryc@powerquality.org, terryc@powerquality.co.th An example is the Dranetz HDPQ family, the PX-5 family and the 61K family. The IEC standard for frequency measurement calculation and accuracy is This specifies the time of the reference channel is measured for 10 seconds. That value isContinue reading “Frequency Measurements & Data Recorded of PQ Instruments that meet the IEC 61000-4-30 Class A”

Power Quality Issues in Grid Connected Wind Farms (India)

Published by A.D. Thirumoorthy, Energy Consultant Coimbatore, India.

PQView & PQView DE

Dranetz Fixed System Power Monitoring Software PQView – For use with Dranetz and/or 3rd party meters PQView DE – For with Dranerz meters only What is PQView? Power Quality Analysis and reporting software Developed by Electrotek Concepts in collaboration with EPRI and Electric Utility partners globally PQView 4.x is the current version Major benefits andContinue reading “PQView & PQView DE”

Power Quality Monitoring System at the Consolidated Edison Company of New York

Published by Terry Chandler, Director of Engineering, Power Quality Thailand LTD/Power Quality Inc., USA. E-mail: terryc@powerquality.org Brian Todd, Global Vice President of Sales for Dranetz Technologies, Inc. and General Manager at Electrotek Concepts, Inc. E-mail: btodd@electrotek.com Kevin Kittredge, Senior Power Systems Engineer, Electrotek Concepts, Inc. E-mail: kkittredge@electrotek.com

SAIFI SARFI & SARFI (X) Indexes for Power Reliability & Power Quality

Published by Terry Chandler, Director of Engineering, Power Quality Thailand LTD/Power Quality Inc., USA. E-mail: terryc@powerquality.org