IEC 61850 or
function name
ANSI
Function description
Line Differential
RED670
(Customized)
RED670 (B33)
RED670 (A42)
RED670 (B42)
RED670 (C42)
CHMMHAI
ITHD
Current harmonic monitoring, 3
phase
0-3
3-M23
3-M23
3-M23
3-M23
VHMMHAI
VTHD
Voltage harmonic monitoring, 3
phase
0-3
3-M23
3-M23
3-M23
3-M23
FLTMMXU
Fault current and voltage
monitoring
2
2
2
2
2
LMBRFLO
Fault locator
1
1
SMTRFLO
Single and double ended fault
locator
1
1)
1
1
1
Metering
PCFCNT
Pulse-counter logic
16
16
16
16
16
ETPMMTR
Function for energy calculation
and demand handling
6
6
6
6
6
1)
Requires LDCM 2Mbps
Table 3. Total number of instances for basic configurable logic blocks
Basic configurable logic block
Total number of instances
AND
280
GATE
40
INV
420
LLD
40
OR
320
PULSETIMER
40
RSMEMORY
40
SRMEMORY
40
TIMERSET
60
XOR
40
Line differential protection RED670
1MRK 505 379-BEN R
Version 2.2
22
Hitachi Energy
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