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Articles
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The diagnostic features of power transformer’s OLTC
On-load tap changer (OLTC) in a power transformer is a complex and insufficiently reliable power transformer component. Malfunction in this device may cause serious damage to the transformer as a whole.
9 december 2019 -
Detection of transformers malfunctions by using MIKO-2.3 and PKR-2(M) instruments
MIKO-2.3 and PKR-2(M) allow not only to get reliable data about transformers, but also to do it much faster than their competitors.
23 november 2019 -
Application of MIKO-2.3 instrument for measuring the resistance in various circuits of electrical equipment
The versatile MIKO-2.3 micromillikiloohmmeter is designed to measure all types of resistances in various electrical circuits.
12 november 2019 -
Comparison of instruments for control of high-voltage circuit breakers produced by SKB EP
Different methods are used for assessing the state of HV circuit breakers, whereas special instruments, such as PKV/M6N, PKV/M7, and PKV/U3 considerably facilitate and accelerate the diagnosis. These instruments allow recording the time and speed characteristics of HV circuit breakers, and graphs of traverse move.
3 september 2019 -
Analysis of graphs generated by the PKV instruments
Answers to the most frequent questions on the graphs analysis.
25 august 2019 -
The aspects that affect the quality of the high-voltage circuit breakers operation
The quality of functioning of high-voltage (HV) circuit breakers is one of the components of reliable and safe operation of the entire power transmission and distribution system in both normal and emergency modes.
12 august 2019 -
PKV/M7: objective evaluating the state of high-voltage circuit breakers
What you should be guided by when choosing an instrument for evaluating the state of high-voltage circuit breakers?
20 may 2019 -
Integrated Testing of SKB EP Instruments
In early April, SKB EP specialists have conducted an integrated testing at 110/35/10 "Pivovariha" substation, where the following instruments have been used: instruments for control and testing of high-voltage circuit breakers; instruments for resistance measurement (microohmmeters and milliohmmeters) and instruments for control of transformer OLTCs.
20 april 2019 -
Measurement features of the DC electrical resistance in switching devices components
One of the main ways to control the technical condition of components of high-voltage circuit breakers, disconnectors, separators, short-circuiters and current leads is to check the electrical resistance to direct current.
8 february 2019 -
15 WHY's? Why is the PKV/M7 more preferable than similar instruments of other manufacturers?
A large range of instruments for HV circuit breaker control available at the market makes it difficult for a customer to select a device that is most appropriate in terms of functions and cost.
7 february 2019