Basler BE1-11g Instruction Manual page 440

Generator protection system
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428
Step 2:
Use BESTCOMSPlus to configure the BESTlogicPlus programmable logic shown in Figure 299.
Blocking is disabled.
OUT1 closes for 59P-1 Trip.
OUT2 closes for 59P-1 Pickup.
Fault recording is enabled.
Step 3:
Use BESTCOMSPlus to open the Protection, Voltage, Overvoltage (59P-1) screen and send
the first row of test settings in Table 160 to the BE1-11g.
Step 4:
Prepare to monitor the 59P-1 function operation. Operation can be verified by monitoring OUT2
(see Figure 299).
Step 5:
Connect and apply a 240 Vac, three-phase voltage source to terminals C13 (A-phase), C14 (B-
phase), C15 (C-phase), and C16 (Neutral).
Step 6:
Slowly increase the A-phase voltage until OUT2 closes and record the pickup. Verify that there
is a 59P-1-A target on the front-panel display. Slowly decrease the A-phase voltage until OUT2
opens and record the dropout. Reset the target.
Step 7:
Verify the pickup and dropout accuracy at 120 Vac for a pickup setting of 125 V and 70 Vac for
a pickup setting of 75 V as listed in Table 160. Record the results.
Step 8:
(Optional.) Repeat steps 1 through 7 for the B-phase and C-phase voltage inputs. Note: Be sure
to enable proper target for each phase being tested.
Step 9:
(Optional.) Repeat steps 1 through 8 for settings group 1, 2, and 3.
Step 10: (Optional.) Repeat steps 1 through 9 for 59P-2, 59P-3, and 59P-4.
Timing Verification
Step 1:
Use BESTCOMSPlus to open the Protection, Voltage, Overvoltage (59P-1) screen and send
the first row of test settings in Table 161 to the BE1-11g for settings group 0.
Phase Overvoltage (59P) Test
Figure 299. BESTlogicPlus Settings
Table 160. Pickup Test Settings
Pickup Setting
245 V
125 V
75 V
Table 161. Timing Test Settings
Pickup Setting
125 V
125 V
125 V
9424200994 Rev U
Time Delay
50 ms
50 ms
50 ms
Time Delay
2,000 ms
5,000 ms
10,000 ms
BE1-11g

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