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  • Users: roobarb
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  1. roobarb

    Limiting startup current

    Hello Folks, what practical (and cheap) solutions are there to limit the startup current of a 0.8MW fan? It is directly connected to the network and the high startup current causes a lot of trouble for me and customer. I have been thinking of inserting some resistance during startup and removing...
  2. roobarb

    Circuit breaker short circuit calculation

    I am fairly new to this. I have to perform short circuit calculation for a MV-LV switchyard and help in circuit breaker and protection ratings. I understand that I need the following currents from my CS calculation: - Initial Short-Circuit Current (I"k) - Maximum Asymmetrical Fault or Peak...
  3. roobarb

    neplan

    Neplan users, Could you actually do more than HVDC transmission with converters in Neplan? I'd like to have a decent uncontrolled 6 pulse rectifier connected to a LV bus bar feeding a resistor. b.t.w. Whats is the difference between simple and 3p-converters? Neplan version: 5.2.4

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