
L3447
Emax DC
42/108
L3728
Model
Scale
Page No.
Doc. No.
Apparatus
1SDH000635R0002
Each time the unit is turned on, or after more than 2 minutes of inactivity on the keyboard, the display indicates the following page (default):
12.5.2 Protections menu
From the interface you can press ENTER to access the menu of the various protections available on the display
Using the "arrow UP" and "arrow DOWN" you can view the various protections.
On the whole, the data that you can display concern the protections:
L, S, I, OT, LOAD PROTECTION.
Example of surfing the Protections menu
From the Protection main page you can press ENTER to go to the Protection L Menu.
You can use "arrow UP" and "arrow DOWN" to select the items on the menu and confirm by pressing ENTER. Pressing this key triggers a Password
prompt, then you can select the functions associated with the protection L (as in the example)
Example of how to select the Threshold I1
Similarly, to access the menus for the other protections, see the Protections Menu table below.
13.5.2.1
Protections menu table
Protection
Parameter / Function
L
Curve
Threshold I1
Thermal memory
ON / OFF
S
Enable
ON / OFF
Curve
Threshold I2
Time t2
Zone selectivity
ON / OFF
Selectivity time
Enable StartUp
ON / OFF
StartUp threshold
StartUp time
I
Enable
ON / OFF
Threshold I3
Enable StartUp
ON / OFF
StartUp threshold
StartUp time
Enter
↵
Enter
↵
Percentage of the actual currents and voltages
with respect to the rated values (100%)
Current of the polarity under the greatest load
10:22:53
400A
I
1/5
Protections settings
Measures
Settings
Protections
Menu
1/5
Protections settings
Measurements
Settings
Protections
Menu
1/6
Overload
S Protection
I Protection
L Protection
Protections
1/6
Overload
S Protection
I Protection
L Protection
Protections
1/3
Time t1
Thermal memory
L Protection
Threshold I1
Password
Enter password
0***
O,4 In (320A)
Threshold I1
Enter
↵
PSW + Enter
↵