>> NND file

NND file format description

Many people share .nnd files without attaching instructions on how to use it. Yet it isn’t evident for everyone which program a .nnd file can be edited, converted or printed with. On this page, we try to provide assistance for handling .nnd files.

1 filename extension(s) found in our database.

.nnd - CYMFLOW Network Data

The NND data files are related to CYMFLOW. NND file is a CYMFLOW Network Data. CYMFLOW is the analysis module of PSAF dedicated to power flow analysis in three-phase electric power networks.

Data files
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CYMFLOW Network Data related extensions:
Samsung S5230 Firmware RSRC1 File
TNT Data File
EvREsearch DigIN Serialized Break Model
Defense Department DLA Procurement Data
SmartWare Definition Backup
Lucene Term Vector Index

Naturally, other applications may also use the .nnd file extension. Even harmful programs can create .nnd files. Be especially cautious with .nnd files coming from an unknown source!

Can't open a .nnd file?

When you double-click a file to open it, Windows examines the filename extension. If Windows recognizes the filename extension, it opens the file in the program that is associated with that filename extension. When Windows does not recognize a filename extension, you receive the following message:

Windows can't open this file:


To open this file, Windows needs to know what program you want to use to open it. Windows can go online to look it up automatically, or you can manually select one from a list of programs that are installed on your computer.

To avoid this error, you need to set the file association correctly.

The .nnd file extension is often given incorrectly!

According to the searches on our site, these misspellings were the most common in the past year:

gnd, ngd, hnd, bnd, nnw, nnr, nn, nhd, nd, mnd, nns, nnf, nmd, nbd

Is it possible that the filename extension is misspelled?

Similar file extensions in our database:

Xilinx ISE Native Generic Database
ArcGIS ArcPad Geography Network Definition
HNSKY Deep Sky Database
DB2 CLI Bind File
NeuralWare NeuralWorks Data
NobleNet Sealer File

Operating systems

DataTypes.net currently supports the following operating systems:

Windows XP/Vista, Windows 7/8, Windows 10, CentOS, Debian GNU/Linux, Ubuntu Linux, FreeBSD, Mac OS X, iOS, Android

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