Basler-electric BE1-11g Instrukcja Użytkownika Pobierz pdf (Strona 101)

100

101

9424200994 Rev N 89

Table 29. Logic Inputs and Outputs

Name

Logic Function

Purpose

Block

Input

Disables the 50 function when true

Trip

Output

True when the 50 element is in a trip condition

Pickup

Output

True when the 50 element is in a pickup condition

Operational Settings

Instantaneous overcurrent element operational settings are configured on the Instantaneous Overcurrent

(50) settings screen (Figure 59) in BESTCOMSPlus. Setting ranges and defaults are summarized in

Table 30.

Figure 59. Instantaneous Overcurrent Settings Screen

Table 30. Operational Settings

Setting

Range

Increment

Unit of Measure

Default

Mode

Disabled, IA, IB, IC, 3 Phase,

3I0, I1, I2, IG, or Unbalance

n/a n/a Disabled

Source*

CT Circuit 1 or CT Circuit 2

n/a

CT Circuit 1

Pickup

0 or 0.5 to 150 (5A CTs)

0 or 0.1 to 30 (1A CTs)

0 or 0.01 to 7.5 (SEF)

varies amps

2 to 100 (Unbalance mode)

percent

Time Delay

0 to 60,000

varies

milliseconds

Direction

Forward, Reverse, or Non-Directional

n/a

Non-Directional

* For protection systems equipped with two sets of CTs.

BE1-11g Instantaneous Overcurrent (50) Protection

1 2 ... 96 97 98 99 100 101 102 103 104 105 106 ... 671 672

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