GE Multilin 345 Instruction Manual page 12

DESCRIPTION OF THE 345 TRANSFORMER PROTECTION SYSTEM
1–4
Table 1-1: ANSI device numbers and functions
ANSI Code 61850 Logical Node
49 PTTR1
49T rtdGGIO6
50/87 insPDIF1
50_2 ngseqPIOC1,
ngseqPIOC2
50BF RBRF1, RBRF2
50G/SG gndPIOC1, gndPIOC2/
hsePIOC1, hsePIOC2
50N ndPIOC1, ndPIOC2
50P phsPIOC1, phsPIOC2
51_2 ngseqPTOC1,
ngseqPTOC2
51G/SG gndPTOC1, gndPTOC2/
hsePTOC1, hsePTOC2
51N ndPTOC1, ndPTOC2
51P phsPTOC1, phsPTOC2
86 -
1
87G (RGF) rgfPDIF1, rgfPDIF2
87T pcntPDIF1
1.Restricted Ground Fault is sometimes coded as "87G", "REF", "87RGF", "87N", "64R",
"64REF", etc.
Table 1-2: Other device functions
Description
2nd Harmonic Blocking
Ambient Temperature
Breaker Control
Breaker Maintenance
CT Failure Detection
Demand (in metering)
Digital Counters
DNP 3.0 Communications
Event Recorder
Fault Report
IEC 60870-5-103 Communications
IEC 60870-5-104 Communications
IEC 61850 Communications
IEC 61850 GOOSE Communications
Lockout (86)
Logic Elements
Metering: current, frequency, harmonics
Modbus User Map
Modbus RTU Communications
Modbus TCP Communications
Non-volatile Latches
Output Relays
Relay Maintenance
Description
Thermal Overload
Temperature Monitoring
Instantaneous Differential
Negative Sequence Instantaneous Overcurrent
Breaker Failure
Ground/Sensitive Ground Instantaneous Overcurrent
Neutral Instantaneous Overcurrent
Phase Instantaneous Overcurrent
Negative Sequence Timed Overcurrent
Ground/Sensitive Ground Timed Overcurrent
Neutral Timed Overcurrent
Phase Timed Overcurrent
Lockout
Restricted Ground Fault
Percent Differential
345 TRANSFORMER PROTECTION SYSTEM – INSTRUCTION MANUAL
CHAPTER 1: INTRODUCTION