U1>
U
a>b
a
b
t
tReset1
t
t1
AND
TR1
ST1
OFF
Delay
ON
Delay
IEC10000100-2-en.vsd
IEC10000100 V2 EN-US
Figure 83:
Logic diagram for step 1, Definite time delay, DT operation
U1<
ST1
TR1
tReset1
t1
IEC10000039-3-en.vsd
IEC10000039 V3 EN-US
Figure 84:
Example for Definite Time Delay stage 1 reset
1MRK 505 384-UEN A
Section 7
Voltage protection
Breaker protection REQ650 2.2 IEC
195
Technical manual
Summary of Contents for impreza 2017
Page 1: ...RELION 650 SERIES Breaker protection REQ650 Version 2 2 Technical manual...
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