ANSI05000283 V1 EN-US
Figure 229: Impedance diagrams with corresponding impedances under
consideration
The outer boundary of oscillation detection characteristic in forward direction
RLdOutFw should be set with certain safety margin K
L
compared to the minimum
expected load resistance R
Lmin
. When the exact value of the minimum load resistance
Section 8 1MRK 504 163-UUS A
Impedance protection
454 Transformer protection RET670 2.2 ANSI
Application manual