Features ON/OFF (cont’d)
Security Limits
Access Factory
Code Write Read Scroll High Low Incr Parameter Settings
25 1 0 YES -- -- -- Ground Trip Precedence (ON/OFF) ON
• Ground Trip Precedence ON: For all faults above
the programmed ground minimum trip level, the
number of operations to lockout equals the pro-
grammed number of ground operations to lockout.
• Select Ground Trip Precedence ON or OFF using
the CHANGE key.
• Ground Trip Precedence OFF: For all faults
between the programmed ground minimum trip
level and the programmed phase minimum trip
level, the number of operations to lockout equals
the programmed number of ground operations to
lockout. For all faults above the programmed phase
minimum trip level, the number of operations to
lockout equals the programmed number of phase
operations to lockout.
Minimum Trip - Phase (Access Code 01P) ............200 A
Minimum Trip - Ground (Access Code 01G) ..........100 A
TCC1 - Phase (Access Code 02P)..........................103
TCC1 - Ground (Access Code 02G) .......................101
TCC2 - Phase (Access Code 03P)..........................133
TCC2 - Ground (Access Code 03G) .......................135
Operations on TCC1 - Phase (Access Code 04P) ......2
Operations on TCC1 - Ground (Access Code 04G)....1
Operations to Lockout - Phase (Access Code 05P)....4
Operations to Lockout - Ground (Access Code 05G)..2
Ground Trip Ground Trip
Fault Current Precedence Precedence
Level ON OFF
100 - 200 A 101, 135 101, 135
200 - 818 A 101, 103 101, 103, 135, 135
818 - 1690 A 101, 103 101, 103, 133, 133
1690A and above 103, 103 103, 103, 133, 133
Sample application utilizing the Ground Trip
Precedence feature. Table 4 and Figure 6 refer-
ence the following settings:
TABLE 4
Trip sequence to lockout for a ground fault.
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