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Calculator   This Calculation is based on the Infinite Source Method at the primary of the transformer, the following calculates the fault current at the transformer secondary terminals.

Who Are We?

Electrical Projects Australia (EPA) is one of the most recognised electrical design companies in Australia.

Operating from our Sydney and Newcastle offices, our Electrical Engineers and Hazardous Area Classifiers have been serving the international market for almost 30 years.

Specialising in the provision of Electrical Engineering, PLC and SCADA ProgrammingArc Flash Analysis and Hazardous Area Classification services to the Commercial BuildingPublic Building, Public Infrastructure, Alternate Power Generation, Mining, Cotton, Grain Handling, and general industrial markets.