Figure 4-17. voltage protection screen, 24 tab -23 – Basler Electric BE1-700 User Manual

Page 79

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Figure 4-17. Voltage Protection Screen, 24 Tab

Table 4-14 lists the operating settings for Overexcitation Protection.

Table 4-14. Operating Settings for Overexcitation Protection

Setting

Range

Increment

Unit of Measure

Default

Integrating Pickup

0.5 to 6

0.1

Sec. V/Hz

0

Trip Time Dial

0 to 9.9

0.1

N/A

0

Reset Time Dial

0 to 9.9

0.1

N/A

0

Inverse Trip Curve

0.5, 1.0, 2.0

N/A

N/A

(M-1)^2

Definite Time

Pickup #1

0.5 to 6

0.1

Sec. V/Hz

0

Definite Time

Delay #1

0.050 to 600

3 digit resolution

Seconds

50 ms

Definite Time

Pickup #2

0.5 to 6

0.1

Sec. V/Hz

0

Definite Time

Delay #2

0.050 to 600

3 digit resolution

Seconds

50 ms

Programmable Alarm for Overexcitation Protection

A separate V/Hz alarm threshold and user adjustable time delay are included for indicating when
overexcitation is occurring so that the operator can take corrective action before the 24 function trips. If
the V/Hz level exceeds the alarm setting, a programmable alarm bit is set. See Section 6, Reporting and
Alarm Functions
, for more information. Settings for the alarm are made using BESTCOMS (Figure 4-17).
Alternately, settings can be made with the SA-24 ASCII command. Table 4-15 lists the programmable
alarm settings for Overexcitation. V/Hz alarm settings cannot be set through the HMI.

9376700990 Rev M

BE1-700 Protection and Control

4-23

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