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  • Users: gvasiliou
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  1. gvasiliou

    NEMA MG-1 Clarification

    Generator datasheets refers that manufacturing of generator is according to NEMA MG 1-32. Part 32 of NEMA MG-1, section 32.13, NEMA Refers: Can somebody explain this .... with more details...? I admit is a little confusing term since 3ph short circuit capability of generators is described...
  2. gvasiliou

    Generator Calculations Bug

    Hi guys, For one more time I need your opinion in a kind of strange issue, which escapes my understanding. Performing a single line to ground short circuit calculations (Low Voltage Side) in a simple Generator power plant using a step up to transformer, we can observe the two following facts...
  3. gvasiliou

    LV Circuit Breaker Data

    Hi again guys, I would like to determine what is the maximum sinlg line to ground short circuit current that an existed LV Circuit Breaker is able to withstand. The Circuit Breaker has the following characteristics: Type: Merlin Gerlin, NS2500N , 4 Pole Installation Conditions: 400 Volts - 50...
  4. gvasiliou

    Low Voltage Generator Grounding

    Hi guys, I need your opinion in the following issue. I have implemented a project with one LV Generator (3phase, 1900 KVA - 400 Volts - 50 Hz - Star Connection Solid grounded) working in parallel to the Grid (20 kVolts - Star Connection - Solid Grounding). Generator is connected parallel to...
  5. gvasiliou

    Single Line to Ground Short Circuit

    Hi guys, I'm George, kind of newbie in this forum and i would like some of your help, if this ok with you. The Project: To determine the bolted L-G SCC, in a generator parallel to the grid configuration. The Problem: My hand calculations can not verify the results of the SC software used...

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