ABB Emax DC L3447, Installation And Service Instructions Manual

Page: 42 / 112

L3447
Emax DC
40/108
L3728
Model Scale
Page No. Doc. No.
Apparatus
1SDH000635R0002
12.4.3.1 Modification of basic configuration
No parameter settings can be made if the PR122/DC unit is in alarm conditions.
The configuration of the unit must be done in EDIT mode.
Following the instructions given in par. 12.4.3, view the following on the display:
Change system date
Change system time
Select system language
1/4
Januar
y
12, 2003
Time
Language
Date
System
4/4
****
Language
New Password
Time
System
Password
Enter password
0***
To change the system password, select the relevant menu item and press ↵ (enter); then you will be prompted to enter the OLD password, and
afterwards you can input the new one twice.
Press ESC twice to return to the Main Menu
Before accessing the Main Menu, the following box will appear:
Accept the new configuration
Reject the new configuration (the previous configuration is retained)
Change the previously input values.
To select the required option, use the ↓ (arrow down), ↑ (arrow up) keys, and press ↵ (enter) to confirm.
1/3
Confirm
Abort
Modify
Confirm
Programming
Note: To set the system language check that:
- the relay is set to local (when PR120/D-M is installed);
- the CB is open;
If one of the above conditions is not met, the relay does not allow the language to be changed.
12.4.4 Default settings
The PR122/DC is supplied by ABB SACE with the following predefined parameters:
# Protection On/Off Thresholds Time Curve T.M. ZS Trip
1 L -- 1 In 102 s - Off -- --
2 S Off 6 In 50 ms K -- Off: 0,04 s --
3 I On 4 In -- -- -- -- --
4 OT -- Off
5 K LC1 Off 50 % I
1
6 K LC2 Off 75 % I
1
7 Language -- Ingl
8 PR021/K Off
9 S startup Off 6 In 100 ms
10 I startup Off 4 In 100 ms
11 Password -- 0001
12 Measuring interval -- 60 min
13 Iw Off 3 In
14 MCR Off 6 In 40 ms -- -- -- --