sepam 20 user manual - Schneider Electric

7
Use SFT2841 setting and operating
software
Presentation
All the setting and operating functions are available on
the screen of a PC equipped with the SFT2841
software tool and connected to the PC connection port
on the front panel of Sepam (run in a Windows XP or
Vista environment).
All the data used for the same task are grouped
together in the same screen to facilitate operation.
Menus and icons are used for fast, direct access to the
required information.
Current operation
b Display of all metering and operation data
b Display of alarm messages with the time of
appearance (date, hour, min, s)
b Display of diagnosic data such as: tripping current,
number of switchgear operations and cumulative
breaking current
b Display of all the protection and parameter settings
b Display of the logic status of inputs, outputs and
LEDs.
This software is suitable for occasional local operation,
meeting the needs of demanding personnel who
require fast access to all the information.
Parameter and protection setting (1)
b Display and setting of all the parameters of each
protection function in the same page
b Program logic parameter setting, parameter setting
of general installation and Sepam data
b Input data can be prepared ahead of time and
transferred into the corresponding Sepam units in a
single operation (downloading function).
Main functions performed by SFT2841:
b Modification of passwords
b Entry of general characteristics (ratings, integration
period, etc.)
b Setting Sepam date and time
b Entry of protection settings
b Changing of program logic assignments
b Enabling/disabling of functions
b Saving of files.
Saving
b Protection and parameter setting data can be saved
b Printing of reports is possible as well.
This software can also be used to recover disturbance
recording files and provide graphic display using the
SFT2826 software tool.
Operating assistance
Access from all the screens to a help section which
contains all the technical data required for Sepam
installation and use.
(1) Modes accessed via 2 passwords (protection setting level,
parameter setting level).
7/4
PE10051
PE10052
Example of a measurement display screen (Sepam M20).
Example of a phase overcurrent protection setting screen.
PCRED301005EN - 06/2008