CHAPTER 5: SETPOINTS 5.4 PROTECTION ELEMENTS
GEK-106310-AF F650 DIGITAL BAY CONTROLLER 5-43
5.4.1.2 Firmware 7.50 or above
This section only affects to F650s which work with firmware version 7.5X or above.
All F650 functions that are affected by setting groups are located in Enervista 650 Setup under Protection (Setpoints >
Protection Elements > Setting Group X). All these functions are grouped into every different setting group available (up to
6).
CURRENT ELEMENTS
Instantaneous overcurrent:
3 x PHASE IOC HIGH (50PH)
3 x PHASE IOC LOW (50PL)
3 x NEUTRAL IOC (50N)
3 x GROUND IOC (50G)
3 x SENSITIVE GROUND IOC (50SG)
3 x ISOLATED GROUND IOC (50IG)
Time delayed overcurrent:
3 x PHASE TOC HIGH (51PH)
3 x PHASE TOC LOW (51PL)
3 x NEUTRAL TOC (51N)
3 x GROUND TOC (51G)
3 x SENSITIVE GROUND TOC (51SG)
Negative sequence overcurrent:
3 x NEGATIVE SEQUENCE TOC (46P)
Thermal image:
3 x THERMAL MODEL (49P)
DIRECTIONAL ELEMENTS
3 x PHASE DIR (67P)
3 x NEUTRAL DIR (67N)
3 x GROUND DIR (67G)
3 x SENSITIVE GROUND DIR (67SG)
VOLTAGE ELEMENTS
Phase under/overvoltage
3 x PHASE UV (27P)
3 x PHASE OV (59P)
Zero sequence overvoltage
3 x NEUTRAL OV HIGH (59NH)
3 x NEUTRAL OV LOW (59NL)
Additional auxiliary under/overvoltage (for VX selection in auxiliary voltage)
3 x AUXILIARY OV (59X)
3 x AUXILIARY UV (27X)
Negative sequence overvoltage:
3 x NEGATIVE SEQUENCE OV (47P)
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