Basler Electric BE1-51/27R - Manual (Page 19)

9137200999 Rev F 13
Functional Description
BE1-51/27R Time Overcurrent Relays are microprocessor-based devices that provide voltage restraint of
the phase time overcurrent functions.
Block Diagram Analysis
The following block diagram analysis is referenced to Figure 3. A microprocessor (not illustrated in Figure
3) processes signals, performs logic functions, and all of the time overcurrent computations.
Figure 3. Functional Block Diagram
BE1-51/27R Functional Description