ABB REC650 Technical Manual page 125
Relion 650 series bay control
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Also See for REC650:
- Technical manual (700 pages) ,
- Applications manual (370 pages) ,
- Commissioning manual (118 pages)
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1MRK 511 287-UEN A
INNonDir>
UN>
OpMODE=3I0cosfi
IN>
INcosPhi>
OpMODE=3I03U0cosfi
INUNcosPhi>
Phi in RCA +- ROA
OpMODE=3I0 and fi
DirMode = Forward
Forward
DirMode = Reverse
Reverse
IEC09000147 V2 EN
Figure 49:
Simplified logical diagram of the sensitive earth-fault current protection
Technical manual
&
1
&
&
&
&
t
t
&
t
SN
TimeChar = InvTime
&
TimeChar = DefTime
Section 6
Current protection
STNDIN
TRNDIN
STUN
TRUN
STARTDIRIN
TRDIRIN
&
STFW
STRV
IEC09000147-2-en.vsd
119
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