CHAPTER 5: SETPOINTS 5.5 CONTROL ELEMENTS
GEK-106310-AF F650 DIGITAL BAY CONTROLLER 5-133
Second harmonic Inhibit actual values are available in Enervista 650 setup at Actual
Values>Control Elements> 2
nd
HRMC Inhibit
Table 5-82: 2
nd
HRMC inhibit status
Blocks of 2
nd
harmonic inhibit can be configured in Enervista 650 Setup at Setpoint> Relay Configuration> Protection
Elements. The status of this signal can be viewed at: Actual> Status > Protection > Protection Blocks.
The following picture shows the logic scheme for the 2
nd
Harmonic Inhibit function:
2
nd
HARMONIC STATUS
DESCRIPTION
2
nd
HARMONIC PKP 2
nd
Harmonic function has picked up
2
nd
HARMONIC OP 2
nd
Harmonic function has operated
2
nd
HARMONIC PHASE A Shows % of 2
nd
harmonic in phase A
2
nd
HARMONIC PHASE B Shows % of 2
nd
harmonic in phase B
2
nd
HARMONIC PHASE C Shows % of 2
nd
harmonic in phase C
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