ABB TS3 Instruction Manual page 34

8.8.2 PR332- PR333 installation
Enter in "Setting" menu of the trip unit
o
Select "Circuit Breaker"
o
Select "Unit installation"
o
Insert the password
o
Select "Install" and press "ENTER"
o
Remove PR030/B when the red led will switch on and the display will give a "installation" message (installation
o
error)
Connect the KM4 connector to the DUT
o
Reconnect the battery PR030/B.
o
Verify that no error is present on the display
o
Set the current and time values for the protection available on the DUT.
o
Remove the battery PR030/B.
o
The trip unit is now ready for the test.
o
10. In order to set parameters and perform the test, follow the instructions in chapters 7.3, 7.4,
11. Verify that the tripping time indicated in the TS3 display is corresponding to the expected one, as indicated in the
instruction manual of the trip unit n° 1SDH000587R0002÷ 1SDH000587R0005.
Example of test:
Current generation on phase L1
Setting on the trip unit for L, S, I, G protections.
Protection
L
S
I
G*
Table 15
* See Note4 in chapter 8
12. Remove the key plug indicated in figure 24 used for testing .
13. Reinstall the trip unit ( DUT ) on the CB as indicated in the document n° 1SDH000529R0502, 1SDH000529R0503,
1SDH000529R0504 and instructions sheet n° 1SDH000606R0001, 1SDH000606R0003, 1SDH000606R0004 and
getting started n° 1SDH000592R0001, 1SDH000593R0001.
14. Do the installation of the trip unit( DUT) as indicated in the instruction manual of the trip unit n° 1SDH000587R0002 ÷
1SDH000587R0005.
888.902.6111
Figure 26
Trip
Curve
threshold
2
t=k/I I1= 0.4In
T=k I2 = 3In
I3 = 5In
T=k I4 = 0.6In
TS3 1SDH000670R0002
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7.5
Expected
Trip time I test tripping
time
t1 = 3s 1.2In 3s
t2 = 0,2s 4In 0,2s
 60ms
7In
t4 = 0.4s 1In 0.4s
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