Toshiba GR200 Series Instruction Manual page 49

6F2S1931 (0.20)
I
≤ 65.6536 → I Fmax ≤ Minimum CT primary value × 65.536
Fmax
(2.1-9)
Minimum CT primary value
Step 4: Conclusion
The user can select a value arbitrarily, but the user should check that the value is
appropriate enough in Equation (2.1-6). The user also should check the value using Equations
(2.1-7) and (2.1-8) in order that the DIF relay operates speedy and accurately. Finally, the user
should examine the DIF operation using Equation (2.1-9).
Centralized GRB200
(Soft: 030, 031, 032, 033, 034)
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