Table 201:CCRBRF Output signalsName Type DescriptionTRBU BOOLEAN Back-up trip by breaker failure protection functionTRBU2 BOOLEAN Second back-up trip by breaker failure protectionfunctionTRRET BOOLEAN Retrip by breaker failure protection functionTRRETL1 BOOLEAN Retrip by breaker failure protection function phaseL1TRRETL2 BOOLEAN Retrip by breaker failure protection function phaseL2TRRETL3 BOOLEAN Retrip by breaker failure protection function phaseL3CBALARM BOOLEAN Alarm for faulty circuit breaker8.8.5 SettingsTable 202:CCRBRF Group settings (basic)Name Values (Range) Unit Step Default DescriptionOperation OffOn- - Off Operation Off / OnFunctionMode CurrentContactCurrent/Contact- - Current Detection for trip based on Current/Contact/Current&ContactBuTripMode 2 out of 41 out of 31 out of 4- - 1 out of 3 Back-up trip modes: 2 out of 4 or 1 out of 3or 1 out of 4RetripMode Retrip OffCB Pos CheckNo CBPos Check- - Retrip Off Oper mode of re-trip logic: OFF/CB PosCheck/No CB Pos CheckIP> 5 - 200 %IB 1 10 Operate phase current level in % of IBaseIN> 2 - 200 %IB 1 10 Operate residual current level in % ofIBaset1 0.000 - 60.000 s 0.001 0.000 Time delay of re-tript2 0.000 - 60.000 s 0.001 0.150 Time delay of back-up tript2MPh 0.000 - 60.000 s 0.001 0.150 Time delay of back-up trip at multi-phasestarttPulse 0.000 - 60.000 s 0.001 0.200 Trip pulse durationTable 203:CCRBRF Group settings (advanced)Name Values (Range) Unit Step Default DescriptionI>BlkCont 5 - 200 %IB 1 20 I> in % of IBase block operation usingFunction Mode Contactt3 0.000 - 60.000 s 0.001 0.030 Additional time delay to t2 for a secondback-up triptCBAlarm 0.000 - 60.000 s 0.001 5.000 Time delay for alarm when faulty circuitbreaker indicated1MRK502052-UEN B Section 8Current protection409Technical manual
