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8. KEYBOARD AND DISPLAY
44 DBF Breaker Failure Protection GEK-106168E
Level 1 Level 2 Level 3 Level 4
50BF 1P FUNCTION PERM/NON-PERM.
50BF 3P FUNCTION PERM/NON-PERM.
FUNCTION
PERMIT
3P NO INT FUNCT. PERM/NON-PERM.
PH HISET PICKUP 1.0-12A *
PH LOSET PICKUP 1.0-12A *
NEUTRAL PICKUP 0.5-6.0A *
1 PHASE TIMER T1 0.05-2s
3 PHASE TIMER T2 0.05-2s
3P NO I TIMER T3 0.05-2s
BF LOGIC (3P/2P) 3 PHASE/2 PHASE
SEVERE FAULT 3P PERM./NON-PERM.
LOW LOAD 2P PERM/NON-PERM
Nº OUTPUT STAGES 1 / 2
50BF SETTINGS T1
2
nd
STAGE TIMER 0.05-2s
50 BF SETTINGS T2 Same than for TABLE 1
50 BF SETTINGS T3 Same than for TABLE 1
INT ARC PICKUP 0.05-1A
INTERNAL ARC SET T1
INT ARC TIMER 0.1-2.0 s
INTERNAL ARC SET T2 Same than for TABLE 1
INTERNAL ARC SET T 3 Same than for TABLE 2
To change any setting the procedure is as follows:
• Press the SET key.
• Select the option MODIFY SETTINGS (using ↑↓ arrow keys).
• Press ENT key.
• Select the required setting group in the menu tree (with ↑↓ arrow keys).
• Press ENT key.
• Select the required specific setting (with ↑↓ arrow keys).
• ENTER the value to be modified ( or select the required value from the list of available settings using
right/left arrow keys).
• Press the ENT key.
• Press the END key.
• The relay will request confirmation of the change by means of the following message:
• To confirm the change, press the 1/Y key. (If not, press 3/N).
• The relay will then show the following message on the screen (LCD):
• Press the CLR key four times to return to the main first screen (rest).
CONFIRM
Y/N
SETTINGS CHANGE
EXECUTED