IEC 61850 or
function name
ANSI Function description Line distance
REL650 (A11) REL650 (A12)
AGSAL Generic security application component 1 1
LD0LLN0 IEC 61850 LD0 LLN0 1 1
SYSLLN0 IEC 61850 SYS LLN0 1 1
LPHD Physical device information 1 1
PCMACCS IED configuration protocol 1 1
SECALARM Component for mapping security events on
protocols such as DNP3 and IEC103
1 1
FSTACCS Field service tool access 1 1
IEC 61850-9-2 Process bus communication, 4
merging units
1-P31 1-P31
ACTIVLOG Activity logging 1 1
ALTRK Service tracking 1 1
PRP IEC 62439-3 Parallel redundancy protocol 1-P23 1-P23
HSR IEC 62439-3 High-availability seamless
redundancy
1-P24 1-P24
PTP Precision time protocol 1 1
FRONTSTATUS Access point diagnostic for front Ethernet port 1 1
SCHLCCH Access point diagnostic for non-redundant
Ethernet port
4 4
RCHLCCH Access point diagnostic for redundant Ethernet
ports
2 2
DHCP DHCP configuration for front access point 1 1
QUALEXP IEC 61850 quality expander 32 32
Scheme communication
ZCPSCH 85 Scheme communication logic with delta based
blocking scheme signal transmit
1 1
ZCRWPSCH 85 Current reversal and weak-end infeed logic for
distance protection
1 1
ZCLCPSCH Local acceleration logic 1 1
ECPSCH 85 Scheme communication logic for residual
overcurrent protection
1 1
ECRWPSCH 85 Current reversal and weak-end infeed logic for
residual overcurrent protection
1 1
1MRK 506 382-UEN A Section 2
Available functions
Line distance protection REL650 2.2 IEC 47
Technical manual
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