TAVRIDA ELECTRIC Rec15/25 Al1 5p, User Manual, Page: 70 / 136

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TDI
– TELARM Dispatcher Interface
6.5.2
6.5.2.1 Connection Establishment
It is possible to connect an external modem to be used for remote communication and control using
TELARM Dispatcher Interface (TDI) system.
To establish a TDI connection it is required to have:
A PC with

Installed TELARM (can be provided by your local Tavrida Electric representative);

Access to the internet.
Installed Internet Server on a PC with static IP

Corresponding certificate in TELARM root folder.
Appropriate configuration for all objects mentioned above.
NOTE! Access to an internet server can be established via different ways which could be provided by
Tavrida Electric technical representatives. So far, all connections via TDI were provided completely or
partially by Tavrida Electric technical representatives.
Remote connection and operation are possible only in case the corresponding TELARM model is imported to
the computer and connection between the PC and the RC via Internet Server is established.
The communication system architecture for protection devices is shown in Figure 72
Figure 72
TDI communication architecture
TELARM connection procedure over TDI is described below:
NOTE! The following actions will be successful in case the Internet server, the RC and the PC settings are
correct.

Check that your PC has connection to Internet;

In TELARM settings chose menu:
Main Menu -> Tools -
> Options…
A popup window will appear (Figure 65);

Choose Communication settings;

Set “Interface type” to Internet;

Enter server address corresponding to Internet Server IP address.

Select protection device in TELARM scheme and choose:
Main Menu -> On-Line -> Connect
6.5.2.2 Operation
NOTE!
Operation via the TDI is possible in “Remote” mode only. Current operation mode can be verified on
the MMI.
After the TDI connection is established, the following commands can be executed from TELARM: