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Archive: Category «Low Voltage»

Ten most dangerous mistakes in the operation of low voltage switchgear (you should be aware of)

The Association of Steam and Electric Apparatus Owners (APAVE) generally classifies low-voltage equipment as any equipment that requires a rating of ≤ 1000 volts to operate. With a majority of electrically driven equipment falling under…...

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Dec 28, 2020 | Ezeala Winner

Ten most dangerous mistakes in the operation of low voltage switchgear (you should be aware of)

Mastering Motor Control Center (MCC): Wiring diagrams and equipment from zero to hero

Motor control center (MCC) was introduced back in 1937 to place different motor starters in one cabinet to save space. It is a modular cabinet that supplies and controls motors, which is usually a tailor-made…...

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Nov 02, 2020 | Salem Alshahrani

Mastering Motor Control Center (MCC): Wiring diagrams and equipment from zero to hero

A case study of fault level calculations for a MV/LV network using direct method

This technical article represents the case study of fault level calculations for an MV/LV network using the direct method. There are many advantages of the direct approach, and the main of them is that it…...

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Jul 19, 2020 | Sivakumar K

A case study of fault level calculations for a MV/LV network using direct method

My experience and guidance in the design and electrification of a modern airport

The electrical systems for airports require proper quality installations and consideration for features usually not involved in other electrical installations. In this article, we will be discussing the general elements of electrical practices and facilities…...

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Jun 29, 2020 | Bishal Lamichhane

My experience and recommendations in the design and electrification of airports

Lessons I learned during installation and wiring of LV switchboard

Let’s start with some basic definitions from the United States National Electrical Code (NEC). Low voltage switchboard is generally defined as a large single panel, frame, or assembly of panels on which are mounted on…...

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Feb 05, 2020 | Amar M

Lessons I learned during installation and wiring of LV switchboard

How does low voltage protection unit work and what’s the most important to understand

If we are talking about LV applications, protection (or trip) unit is functional part of circuit breaker, and in most cases, they are physically integrated in the same housing as well. So, in order to…...

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Jan 23, 2020 | Miodrag Kokotovic

How does low voltage protection unit work

How to avoid common mistakes during wiring and startup of power factor correction (PFC) cubicle

Power factor correction (PFC) and reactive power compensation (RPC) are often used as synonyms in practice. Although they are similar and mutually dependent terms, they don’t represent the same thing. RPC is a procedure for…...

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Jan 16, 2020 | Miodrag Kokotovic

How to avoid common mistakes during wiring and startup of power factor correction (PFC) cubicle

Soft starter for potable water well pump (wiring diagram, troubleshooting example)

This article will analyze a real example of an electrical switchboard for a potable water well pump, containing a soft starter as one of the major components. Besides the explanation of the wiring diagram and…...

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Dec 27, 2019 | Miodrag Kokotovic

Wiring diagram and troubleshooting the soft starter for potable water well pump


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