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3 Putting into service
12.
By setting the value the password [0000] (on the "Unit configuration" menu) the password prom disabled.4). Input the password
6 Select "Uninstall" and press "ENTER"
7. positive
result shown the circuit-breaker opening.2 Uninstalling
To complete the procedure for uninstalling PR122/DC unit, follow the steps below:
1..).
12.5.
Apart from this, absolutely indispensable for the user modify the password and carefully define each modifiable
parameter, before putting the PR122/DC into service.3. For the PR120/V-PR120/LV module, set the Rated Voltage
suitably.
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T 1/6
C s
A t
T rip )
C open
.
Select the value the first figure between '0' and '9' means the and keys and press confirm the figure and then move enter
the next one.5.
The password valid for maximum two minutes from the last time key was pressed.2 Test
Before putting into service, test can conducted means the specific "Auto test" function which
can activated the PR122/DC. The values attributable the password from 0000 9999. 1SDH000635R0002
Page No. Select "Unit installation"
5. the password correct, you from the "READ" state the "EDIT" state.12.4.
Model L3447 pparatus Emax cale
Doc. Power the unit ONLY from the PR030/B
3. Input the password
8 Select "Install" and press "ENTER"
9.
Check the open closed state the circuit-breaker the same "PR122/DC Test" screen, checking
that closed and de-energized.12.
If the password wrong, the message
Wrong password
appears and remains until the ESC key pressed (or until interval seconds has elapsed).
12.3 Initial settings
If the PR122/DC supplied ready installed the circuit-breaker, ABB SACE set all the variables referring the circuit-breaker or
the specific application correctly (e. Select "Circuit-breaker"
6 Select "Unit installation"
7.
12. positive result shown the display.4.
After entering the fourth figure, check the password you have entered. No. The data question are then transmitted the new PR122/DC unit installed the same
circuit-breaker.
It not strictly necessary complete the uninstalling procedure, but this enables the parameters relating the circuit-breaker, such contact
wear and others, otherwise these data would lost.3. type circuit-breaker, Rating Plug size . The remove the connector, proceed indicated the figure alongside.
It also possible interrupt the password entry procedure pressing the ESC key.
Then test can conducted the whole chain, again using the specific function (Trip test). With the circuit-breaker open and preferably isolated, install the protection unit the circuit-breaker
2.
12.3.
Note that ABB SACE defines each possible setting according the content the paragraph the default parameters (see par. Remove the PR030/B module
8 Remove the PR122/DC unit from the circuit-breaker
9.4 Password management
Specify password? [0***]
To enter "EDIT" mode necessary enter four-figure numerical password. disconnected messages must appear; they do,
do not close the circuit-breaker and make the correct connections.g.
Disabling the Password.1 Installation
To complete the procedure for installing PR122/DC unit, follow the steps below:
1.
For the default password see par. Enter the unit's "Settings" menu
5. Check for the absence configuration errors.To run Trip Test, press the Test” button and the Enter”
button simultaneously. 12.3. Select "Circuit-breaker"
4.3. With the circuit-breaker open and/or isolated power the unit from the PR030/B
2.5 Replacing electronic release
12.3. Enter the unit's "Settings" menu
3.4.. therefore always possible
to switch from "READ" "EDIT".1 connection test
A
If the PR122/DC was installed the user, important, before closing the CB, check the last line the display when
the relay turned for the first time via PR030/B battery unit. When the red led flashes and off and the message Installation (installation error) displayed, remove the
PR030/B
10.
12.
To enter new password, select the "New Password" item the "Settings/System" menu. there are other errors, the display will show the message Configuration (configuration error) accompanied the
yellow LED coming permanently (warning)
4. Power the relay from any other source
11.3
