Pickup verification (vx third harmonic mode) – Basler Electric BE1-11t User Manual

Page 362

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Step 5: Repeat step 4 for the 5,000 ms and 10,000 ms time delay settings of Table 144. Record the

results.

Step 6: (Optional.) Repeat steps 1 through 5 for settings group 1, 2, and 3.

Step 7: (Optional.) Repeat steps 1 through 6 for 59X-2, 59X-3, and 59X-4.

Pickup Verification (Vx Third Harmonic Mode)

Step 1: Use BESTCOMSPlus to send the operational settings in Table 145 to the BE1-11t. Reset all

targets.

Table 145. Operational Settings (Vx Third Harmonic Mode)

Setting

Value

BESTCOMSPlus Screen

Description

Aux VT Ratio

1

System Parameters, Sensing
Transformers

Sets auxiliary VT ratio to 1

Aux VT
Connection

AN

System Parameters, Sensing
Transformers

Sets auxiliary VT connection to
AN

Element Mode

Vx Third
Harmonic

Protection, Voltage,
Overvoltage (59X-1)

Enables 59X-1 function for Vx
Third Harmonic mode

Timing Mode

Definite

Protection, Voltage,
Overvoltage (59X-1)

Selects definite timings

59X-1 3RD

Enabled

Target Configuration, Targets

Enables Vx Third Harmonic
target for 59X-1

Step 2: Use BESTCOMSPlus to configure the BESTlogicPlus programmable logic shown in Figure 249.

Blocking is disabled.

OUT1 closes for 59X-1 Trip.

OUT2 closes for 59X-1 Pickup.

Fault recording is enabled.

Figure 249. BESTlogicPlus Settings (Vx Third Harmonic Mode)

Step 3: Use BESTCOMSPlus to open the Protection, Voltage, Overvoltage (59X-1) screen and send

the first row of test settings in Table 146 to the BE1-11t.

Table 146. Pickup Test Settings (Vx Third Harmonic Mode)

Pickup Setting

Time Delay

125 V

50 ms

75 V

50 ms

30 V

50 ms

Step 4: Prepare to monitor the 59X-1 function operation. Operation can be verified by monitoring OUT2

(see Figure 249).

Auxiliary Overvoltage (59X) Test

BE1-11t

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