Basler-electric BE1-11g Manuale Utente Scaricare il pdf (Pagina 105)

100

101

9424200994 Rev N 93

Table 31. Logic Inputs and Outputs

Name

Logic Function

Purpose

Block

Input

Disables the 50BF function when true

50BFI

Input

Starts the 50BF timer when true

52BFI

Input

Starts the 50BF timer when true

Trip

Output

True after the 50BF Delay Timer expires

ReTrip

Output

True when the 50BF Delay Timer is actively timing

Operational Settings

Breaker failure element operational settings are configured on the Breaker Fail (50BF) settings screen

(Figure 61) in BESTCOMSPlus. Settings ranges and defaults are summarized in Table 32.

Figure 61. Breaker Fail Settings Screen

Table 32. Operational Settings

Setting

Range

Increment

Unit of Measure

Default

Mode

Disabled or Enabled

n/a

Disabled

Source*

CT Circuit1 or CT Circuit 2

n/a

CT Circuit 1

Pickup (Phase & Ground)

0 or 0.25 to 10.00 (5A CTs)

0 or 0.05 to 2.00 (1A CTs)

0 or 0.01 to 0.5 (SEF)

varies amps 0

Control Timer

0 or 50 to 999

varies

milliseconds

Delay Timer

0 or 50 to 999

varies

milliseconds

* For protection systems equipped with two sets of CTs.

BE1-11g Breaker Failure (50BF) Protection

1 2 ... 100 101 102 103 104 105 106 107 108 109 110 ... 671 672

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