Medium Voltage Calculations 與 Electrical Cost 使用情況與統計

The most complete tool to support the calculation of high voltage electrical installations. Free sections: - Determination of the characteristics of the equipment: rated voltage (Ur), withstand at industrial frequency (Ud), withstand type of lightning (Up), short-term current (Ik) - Sizing of low and medium voltage insulated cables (≤ 30 kV) - Calculation criteria for admissible current, voltage drop, short circuit and protection, consideration of different factors for reducing the admissible current: temperature, thermal resistivity of the ground, grouping, sun exposure, etc. - Multiple installation methods: tray, buried, under pipe, in the air ... - Visualization of protection relay trip curve and MV cable admissible current - Protection with transformer limiting fuses - Earth fault current calculation (isolated neutral and earth) - PE conductor - Transformer performance and voltage drop - Primary/secondary conversions in voltage and current transformers - Secondary voltage of a transformer acoording to switch position - Calculation of the transformation center ventilation needs - Five safety rules - Consult ANSI codes electrical protections - Tray sizing - Representation of 1 IEC curve - Parameter configuration Voltages, frequency, conductivity of the conductor material, temperature MV specific: list type, cable bundle (flat / staggered) Regulation of LV protections - Possibility of sharing results Purchases In-App: - Calculation of short circuits and impedances with the maximum and minimum values, type diagram with the following configuration: Network, Transformer, MV line, LV line - Selection of voltage and current transformers (protection and measurement), capacitor bank of the transformer, calculation of the number of insulators - Protection and adjustment of the transformer overcurrent relay, selectivity with low voltage switch (Ir, Isd, Ii), graph of the actuation curves and identification of characteristic points - Calculation of medium voltage line (short line model, single circuit) with conductors: AL1 / ST1A (LA), AL1 / S20SA (LARL), AL3 / ST1A (DA), AL3 (D) - Dimensioning and checking of protective and service grounding installation, system configuration, calculation of Howe parameters, step and contact voltages, distance between grounding, single grounding, additional safety measures and results checking - Representation of up to 3 IEC curves with different voltage levels - Removal of ads with any purchase made IN NO CASE SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT OR INDIRECT DAMAGES AS A RESULT OF THE CORRECT OR INCORRECT USE OF THE APPLICATION Attribution icon: Icons made by smalllikeart from www.flaticon.com