L2234
Emax
102/158
Model
Scale
Page No.
Doc. No.
Apparatus
1SDH000460R0002
L2778
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):
14.5.2 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, S2, D, I, G, Gext, RC, U, UV, OV, RV, RP, UF, OF, 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 curve t=k/i
2
14.5.2.1 Protections Menu table
Protection Parameter / Function
L Curve
Threshold I1
Time t1
Thermal memory ON / OFF
S Enable ON / OFF
Curve
Threshold I2
Time t2
Zone selectivity ON / OFF
Selectivity time
Enter ↵
Enter ↵
Percentage of the actual currents and
voltages with respect to the rated values
(100%)
Current of the phase under the greatest
load
Indication for the phase under the greatest
load (L1, L2, L3, N)
N
10:22:53
400 A
(I )
1
1/5
Protections settings
Measures
Settings
Protections
Menu
1/5
Protections settings
Measurements
Settings
Protections
Menu
1/15
Overload
S Protection
S2 Protection
L Protection
Protections
1/15
Overload
S Protection
S2 Protection
L Protection
Protections
1/4
Threshold I1
Time T1
Function
L Protection
t=k/i
2
Password
Enter password
0***
1/4
t=0.14b/(i -1)
0.02
T=13.5b/(i-1)
t=k/i
2
Function
Enter ↵
PSW + Enter ↵
Similarly, to access the menus for the other protections, see the Protections Menu table below.
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