Main Protection In The Bop Z2 Scheme; Logic Diagram For The Bop Z2 Scheme - GE MiCOM P40 Agile Technical Manual

Application Notes
MiCOM P40 Agile P442, P444
Figure 33: Main protection in the BOP Z2 scheme
Figure 34: Logic diagram for the BOP Z2 scheme
Trip logic:
IEC Standard
BOR2 or BLOCK2
Carrier
Trip Logic
Send
Z2. CR .T1. 'Aid Dist Delay' +
Z4
Z1.T1 + Z2.T2 + Z3.T3...
P44x/EN AP/Hb6
(AP) 5-55
User
Application
setting
Z1 = 80% ZL BOP Z2