Sensitive Ground/Earth Fault (cont’d)
Security Limits
Access Factory
Code Write Read Scroll High Low Incr Parameter Settings
123 1 0 YES 120 2 1 Definite Time to Trip (seconds) 120
• This is the actual time at which the Sensitive
Ground/Earth Fault feature will trip.
Security Limits
Access Factory
Code Write Read Scroll High Low Incr Parameter Settings
124 1 0 YES 4 1 1 Operations to Lockout 4
• This is the number of trip operations to lockout
caused by the Sensitive Ground/Earth Fault feature.
• The setting is independent of the Number of Opera-
tions to Lockout (Access Code 05) set for normal
phase and earth trip operations.
IMPORTANT: Any combination of Sensitive
Ground/Earth Fault and phase and ground
operations will not exceed four operations to
lockout.
Security Limits
Access Factory
Code Write Read Scroll High Low Incr Parameter Settings
125 -- 0 NO -- -- -- Sensitive Ground/Earth Fault Status --
• Applicable to controls with CPU Firmware versions
9.XX, 12.XX, and 13.XX only.
• Indicates the ON or OFF status of Sensitive
Ground/Earth Fault.
• Sensitive Ground/Earth Fault is selected either by
the front panel SGF switch or from supervisory con-
trol.
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