Yup, it’s the motor drive that makes systems in motion all around us
On the outset, it may be due to wheels as in the case of an automobile. What actually drives these movements, though, are motors. Additionally, many household appliances such refrigerators, air-conditioners, ventilation fans, washers, driers… Read more
Sep 27, 2017 | Edvard
How to choose a form of separation for LV switchboard and how to classify them
By form of separation it is meant the type of subdivision provided within the switchboard. Separation by means of barriers or partitions (metallic or insulating) may have several functions. And these functions: Provide protection against… Read more
Sep 25, 2017 | Edvard
Rules for power distribution in LV switchgear and protection of branch / distributed lines
Power distribution in low voltage switchgear can be defined as supplying power to a number of physically separate and individually protected circuits from a single circuit. Depending on the circuits to be supplied, distribution will… Read more
Sep 20, 2017 | Edvard
Substation ownership demarcation between the utility and the plant (considerations & issues)
The substation ownership demarcation between the utility and the plant is very important and should be determined carefully. Specific ownership of the substation and associated equipment may be a complicated issue that may be determined… Read more
Sep 18, 2017 | Edvard
4 crucial devices used for distribution system protection (selection and installation tips)
A wide variety of equipment is used to protect distribution networks. The particular type of protection used depends on the system element being protected and the system voltage level. And even though there are no…...
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Sep 15, 2017 | Edvard
How to specify real service conditions for LV/MV equipment inside a substation
The various service conditions for the MV equipment inside substation are linked to the design of the installation, the design of the operating room, the site and the application surrounding the installation, and finally, the… Read more
Sep 13, 2017 | Edvard
Installing a submarine transmission cable, how they do it
Installing a submarine transmission cable is a costly and challenging activity. The lifetime of a submarine cable might be tens of years and the technical interventions for its repairing in case of faults are also… Read more
Sep 11, 2017 | Edvard
Main circuit breaker types from 1000 V MCB to 1000 kV dead tank breaker
This technical article discusses two important circuit breaker classifications – by voltage level (from low to medium and high voltage) and secondly by technology (extinguishing method or medium that insulates the breaker contacts. Contents: Voltage… Read more
Sep 06, 2017 | Edvard
Connecting transmission systems with system intertie transformers
System intertie transformers connect extra high voltage (EHV) transmission systems with different voltages up to 800kV together with the purpose that active as well as reactive power can be exchanged between the systems. The power… Read more
Sep 04, 2017 | Edvard
