Ipsa 2 Licensing Options

Ipsa is available in a wide range of configurations to cater for all types of users from students to large corporations. There are 3 choices to make when selecting a suitable license which are described below. Ipsa is available on both Windows and Linux.

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Choose the Analysis Modules

The choice of analysis modules defines the types of studies that can be undertaken. The available modules are listed in the table below. The Load Flow and Fault Level modules and Python Scripting capabilities are included as standard with all versions of Ipsa.

ModuleSpecifications
Load FlowSee details...
Fault LevelSee details...
Protection GradingSee details...
Harmonic AnalysisSee details...
Transient StabilitySee details...
User Defined ModellingSee details...
ReliabilitySee details...
Unbalanced systemsSee details...
AC/DC Converters and DC NetworksSee details...
Python ScriptingSee details...

Choose the Busbar Limits

The busbar limit defines the maximum number of busbars and junctions that can be modelled in a single network. The following limits are available:

Busbar Limit
100 Busbars (commercial only)
300 Busbars
800 Busbars (commercial only)
Unlimited 

Choose a License Type

Several license types are available to suit different users. Each license allows one user at a time to run the software. Discounts are applied for multiple licenses.

License TypeDescription
AnnualAn annual includes maintenance and updates to the software for the first 12 months after purchase.  Updates can be downloaded from our website.  Under an annual license the software may be used for 12 months after which the license dongle must be returned or a new license purchased to allow continued use.
PerpetualThe price includes maintenance and updates to the software for the first 12 months after purchase.  Updates can be downloaded from our website.  Under a perpetual license, an annual maintenance and support fee is charged to continue to receive support and updates to the program.  Typically we issue three or four software updates every year.  The maintenance and support fee is 15% of the list price of the software.  Please note that list prices may be adjusted for inflation.
SiteFor 20 or more users a Site license allows an unlimited number of users under a Perpetual type license.
ResearchAvailable for University research purposes only. The Research license includes all analysis modules with a fixed limit of 300 busbars. The license must be renewed every 12 months, however there is no charge for this.
EducationalFor use by University Students and Lecturers for teaching, research and study purposes only. The Educational license includes the Load Flow and Fault Level analysis modules and Python Scripting interface with a fixed limit of 50 busbars. Up to 25 simultaneous users are allowed in order to cater for teaching and laboratory work.  The license must be renewed every 12 months, however there is no charge for this.

System Requirements

The minimum system requirements to install and run Ipsa are summarised below. The most important requirement is the monitor resolution, processing and memory requirements only become important when analysing very large networks.

  • Desktop or laptop PC with Windows 7 or later, or Linux
  • Approximately 200Mb of free disk space
  • Colour monitor with a resolution of at least 1024 x 768

Administrator rights are required to install Ipsa.

Ipsa is licensed using a USB hardware dongle that must be plugged into the computer to allow Ipsa to be used. Ipsa may be installed on any number of computers but only the licensed number of users will be licensed to run the software at any one time.

Please note that a charge will be made to replace license dongles that have been lost.