General measuring issues

Demand Measurements (block, sliding, thermal, accumulated and predicted demand)
Block Interval Demand Block interval demand calculations are completed at the end of each subsequent demand interval, and the result is used as the new pre...
Tue, 4 Jul, 2017 at 12:59 PM
Optimization recording historical data in SATEC devices
Short period (less than 1 minute) of recording data logs is not recommended. Such application might short live time of memory in power meter, complicated t...
Thu, 15 Feb, 2018 at 11:53 PM
Neutral current calculation
Mon, 16 Apr, 2018 at 10:48 AM
TDD calculation according to Standard IEEE-519
As default Maximum Demand Current is being taken from CT Primary Current definition. Use PAS to customize this definition in SATEC device. Choose ...
Thu, 17 May, 2018 at 4:32 PM
Voltage and current unbalance calculation
Mon, 21 May, 2018 at 1:06 PM
THD (Total Harmonic Distortion) and TDD (Total Demand Distortion) computation
THD and TDD computation The TOTAL HARMONIC DISTORTION (THD) factor is used as a measurement indication of the signal deviation from the pure sine wave. ...
Thu, 9 Aug, 2018 at 10:33 AM
TOU (time of use) Energy Setup - example
TOU Profile ON Peak – Monday-Friday – 6:00 AM – 7:00 PM Intermediate – Saturday – 6:00 AM – 7:00 PM Off Peak – Sunday and all other times. S...
Tue, 30 Apr, 2019 at 2:10 PM
Instrument Transformer Correction
Ratio and phase angle error correction can be applied to external CTs and PTs to achieve overall metering installation accuracy,  or be used in any meterin...
Tue, 14 May, 2019 at 3:45 PM
Monitoring generators and energy measuring by EM133
Tools: EM133 with 4DI/2DO module DIOR (dry contact) External contact R_G1 is being operated by Generator#1 when the generator is starting and released wh...
Sun, 8 Sep, 2019 at 5:49 PM
Preparing power meter to accuracy test (warming) - IEC 62058-31
According to standard IEC 62058-31 Paragraph Preliminary tests and pre-conditioning The High accuracy static meters need to be warmed up before accurac...
Tue, 21 Apr, 2020 at 11:03 AM