Basler Electric BE1-700 - Manual (Page 187)

Figure 8-2. 700C-5051-A-BE (Basic OC) One-Line Drawing
Table 8-1. 700C-5051-A-BE (Basic OC) Contact Sensing Input Logic
Input Purpose Label
State Labels
Energized De-Energized
IN1 Optional input used for breaker status indication in Sequence
of Events Reporting. TRUE when breaker is open. Typically,
IN1 is connected to the 52b contact of the breaker. BREAKER CLOSED OPEN
IN2 Not used INPUT_2 CLOSED OPEN
IN3 Not used INPUT_3 CLOSED OPEN
IN4 Not used INPUT_4 CLOSED OPEN
Table 8-2. 700C-5051-A-BE (Basic OC) Function Block Logic
Function Purpose
BESTlogic
Expression
Mode Setting
50TP Used for instantaneous phase overcurrent protection 0 1 (enabled)
50TN Used for instantaneous neutral overcurrent protection. 0 1 (3-phase
Residual)
52
51P 51N 51Q
50TP 50TN 50TQ
OUT2
OUT4
OUT3
OUT5
OUT1 TRIP
BE1-700C D2849-50
10-05-04
9376700990 Rev M BE1-700 Application 8-5