ABB RET615 Product Manual page 49

ABB
Transformer Protection and Control
RET615
Product version: 2.0
Table 51. RET615 Functions, codes and symbols, continued
Functionality
Three-phase thermal overload
protection for power
transformers, two time
constants
Stabilized and instantaneous
differential protection for 2W –
transformers
Numerical stabilized low
impedance restricted earth-fault
protection
High impedance based
restricted earth-fault protection
Circuit breaker failure
protection
Master trip, instance 1
Master trip, instance 2
Arc protection, instance 1
Arc protection, instance 2
Arc protection, instance 3
Control
Circuit-breaker control
Disconnector position
indication, instance 1
Disconnector position
indication, instance 2
Disconnector position
indication, instance 3
Earthing switch indication
Tap changer position indication TPOSSLTC1
Condition Monitoring
Circuit-breaker condition
monitoring
Trip circuit supervision,
instance 1
IEC 61850 IEC 60617
T2PTTR1 3Ith>T
TR2PTDF1 3dI>T
dI
LREFPNDF1
0
dI
HREFPDIF1
0
3I>/I
CCBRBRF1
TRPPTRC1 Master Trip (1)
TRPPTRC2 Master Trip (2)
ARCSARC1 ARC (1)
ARCSARC2 ARC (2)
ARCSARC3 ARC (3)
I ↔ O CB
CBXCBR1
I ↔ O DC (1)
DCSXSWI1
I ↔ O DC (2)
DCSXSWI2
I ↔ O DC (3)
DCSXSWI3
I ↔ O ES
ESSXSWI1
TPOSM
SSCBR1 CBCM
TCSSCBR1 TCS (1)
1MRS756891 B
Issued: 01.10.2009
IEC-ANSI
49T
87T
Lo>
87NL
Hi>
87NH
>BF
51BF/51NBF
0
94/86 (1)
94/86 (2)
50L/50NL (1)
50L/50NL (2)
50L/50NL (3)
I ↔ O CB
I ↔ O DC (1)
I ↔ O DC (2)
I ↔ O DC (3)
I ↔ O ES
84M
CBCM
TCM (1)
49