ABB SACE SACE PR010/T RH0029002 L2551 23/67
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8.1 Default setting for automatic PR111/P-A testing
To test the protection functions in automatic mode, first set the PR111/P-A protection unit as
follows:
8.2 Operation mode menu tree
8.3 Indications on operation
In the case of testing with the SACE PR010/T unit for G protection function, the maximum trip
time tolerance value is 35%.
Automatic test example for unit PR111/P-A LSI mounted on CB E1B12, with CT = 800 A,
Neutral = 50%.
[Make sure the default setting is programmed for automatic testing as shown under the heading
"Default setting for automatic PR111/P-A testing"].
Protection
function
Threshold Curve
L 0.4 x In B
S 3 x In
C; I
2
t=k
I 8 x In -
G 0.4 x In B
1° 2° 3° 4° 5° 6° 7°
1. Operation
mode
4. Select DUT
(PR111-A)
1. Protections 1. Automatic Start test
Create
report
2. Manual Set
parameters
Start test
2. I inst
protection
Start test
1. From the main menu select 1 (Operation mode)
2. Select the PR111-A unit with 4 (PR111-A)
3. Select the version of the PR111-A with 2 (PR111-A/LSI)
4. Enter 1 to select the Neutral setting (Neutral = 50%)
5. Enter 2 to select the type of CB (E1B12)
6. Select the current rating of the CTs fitted
with 3
(800 A)
7. Select the type of test with 1 (Protections)
8. Select the test mode with 1 (Automatic)
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