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Monthly Archive for: «March, 2014»

Underfloor cable systems explained in details

It should be understood that the generic term ‘underfloor’ applies to products designed for such use but which may well be used in other environments where the protection is appropriate. Ducts and… Read more

Mar 24, 2014 | Edvard

Underfloor cable systems explained in details

Hey Mom, look at that big HVDC Transformer!

HVDC transformers are key components of HVDC stations. HVDC converter and inverter stations terminate long-distance DC transmission lines or DC sea cables. This type of transformer provides the interface between AC grids… Read more

Mar 19, 2014 | Edvard

Hey Mom, look at that big HVDC Transformer!

Let’s start learning the PLC programming

For managing and control of the electrical systems there once were used electromechanical relays. In time as tehnology advanced came and PLC devices (Programable Logics Controlers). Advantage of an PLC devices over… Read more

Mar 17, 2014 | Vlada Markovic

Let's start learning the PLC programming

Location of Current Transformers in HV Substation

Current transformers are used for protection, instrumentation, metering and control. It is only the first function that has any bearing on the location of the current transformer. In many circuits the power flow can… Read more

Mar 14, 2014 | Edvard

Siemens High Voltage Instrument Transformers

Electrical Thumb Rules You MUST Follow (8)

Continued from part 7: Electrical Thumb Rules You MUST Follow (Part 7) Accuracy Class of Metering CT Accuracy Class Letter of CT Accuracy Class of Protection CT Metering Class CT Class Applications… Read more

Mar 10, 2014 | jiguparmar

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