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Monthly Archive for: «April, 2011»

Electrical substation introduction and elements

An power substation is a subsidiary station of an electricity generation, transmission and distribution system where voltage is transformed from high or medium to low or the reverse using transformers. Electric power… Read more

Apr 29, 2011 | Edvard

Electrical substation introduction and elements

Grounding on wood pole transmission structures

Preferred three-phase grounding applications on wood pole structures using grounding cluster bars are shown in figures 1 and 2. Grounding cluster bars must be positioned just below the lowest elevation of the… Read more

Apr 26, 2011 | Edvard

Figure 3. – Example ground cluster bar attached to wood pole

Overview of solar panel types

There are three common technologies used in solar panels, all of which are based on the common element silicon, which makes up a large proportion of the earth. Monocrystalline cells are made… Read more

Apr 25, 2011 | Edvard

Maintenance Of Meduim Voltage Circuit Breakers

Medium-voltage circuit breakers rated between 1 and 72 kV may be assembled into metal-enclosed switchgear line ups for indoor use, or may be individual components installed outdoors in a substation. Air-break circuit… Read more

Apr 17, 2011 | Edvard

Maintenance Of Meduim Voltage Circuit Breakers

KNX automation makes buildings more efficient

In light of climate change and increasingly scarce resources, the energy-efficient operation of buildings is gaining in importance. Essential requirements for this are an energy-efficient architectural design, an insulated building exterior and… Read more

Apr 15, 2011 | Edvard

KNX automation makes buildings more efficient
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