electrical rss news

This technical article is dedicated to several different low voltage switchboard supply schematics often installed on-site. First, we shall look at the several standard LV switchboard supply schematics (network supply… Read more

The post The most often low-voltage switchboard supply schematics implemented on-site appeared first on EEP – Electrical Engineering Portal.

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electrical rss news

Here at EEP, we have already covered multiple aspects of digital substations, ranging from design, upgradations, and whatnot. We may continue writing till eternity and still be left playing catchups… Read more

The post What will happen to digital substations once the internet drops dead? Aftermaths and solutions. appeared first on EEP – Electrical Engineering Portal.

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electrical rss news

Parallel switching occurs when two or more circuit-breakers are tripped to interrupt a shared fault current. This is typically the case for such bus arrangements as a double breaker, breaker-and-a-half,… Read more

The post Parallel switching phenomenon when MV/HV circuit breakers interrupt a shared fault current appeared first on EEP – Electrical Engineering Portal.

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electrical rss news

Circuit breakers (CBs) do interrupt fault currents and close onto faults. Besides, they could be used as isolation devices like disconnectors. The CBs manufacturers’ brochures and standards provide extensive data… Read more

The post MV/HV switchgear (circuit breaker) switching capability and suitability for specific applications appeared first on EEP – Electrical Engineering Portal.

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electrical rss news

Switching of medium voltage capacitor banks and filter circuits poses special demands on the circuit-breaker. Potentially critical impacts are the inrush current and the stress of the recovery voltage. This… Read more

The post Special measures needed for switching MV capacitor banks and filter circuits appeared first on EEP – Electrical Engineering Portal.

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electrical rss news

In terms of operational requirements, it is pretty evident what a customer expects out of a Ring Main Unit – a hassle-free and uninterrupted distribution of power supply to electrical… Read more

The post The most popular wiring schemes and design essences of a Ring Main Unit (RMU) appeared first on EEP – Electrical Engineering Portal.

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electrical rss news

This technical article explains various aspects of the application of medium voltage switchgear and highlights the considerations for the selection of suitable circuit breakers for different applications. Medium voltage switchgear,… Read more

The post Medium voltage switchgear: Important design considerations and applications appeared first on EEP – Electrical Engineering Portal.

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electrical rss news

Typically, protecting an electrical system, low-voltage, medium-voltage, or high-voltage, whichever it is, does not entirely depend upon a single component. The protection system is often a coordinated combination of multiple… Read more

The post Dos and don’ts in operating LV/MV circuit breakers, relays, disconnectors and fuses appeared first on EEP – Electrical Engineering Portal.

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electrical rss news

The electrical earthing system is designed to provide safe and correct operation of the network under normal, earth fault, and transient conditions. During earth fault conditions, large fault currents may… Read more

The post Distribution earthing systems in LV/MV networks (design instructions and precautions) appeared first on EEP – Electrical Engineering Portal.

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electrical rss news

Nowadays, if you do not consider harmonics distortion when designing a new network, you missed the whole point of the network design. Yes, really. The sooner you realize that harmonics… Read more

The post Practical design knowledge in harmonics distortion and power factor correction (PFC) appeared first on EEP – Electrical Engineering Portal.

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