Hitachi Relion 650 Series Technical Manual page 343

1MRK 511 557-UEN Rev. A
X= operating time of Primary contact for close command
Y= operating time of NO contact for close command
Z= operating time of NC contact for close command
p=phase
IEC17000266 V1 EN-US
Figure 150: Expected sequence of contact status changes for closing one circuit breaker pole
Technical Manual
CMDCLOSE
coorBLSS
CMDCLLp
INPNCLp
Z
X
Y
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INPPRILp
INPNOLp
IEC17000266-1-en.vsdx
Section 12
Monitoring
Time
337