Sel 751A, Instruction Manual

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E.42
SEL-751A Relay Instruction Manual Date Code 20100129
Modbus RTU Communications
Modbus Register Map
Current Data
650 (R) IA CURRENT A 0 65535 0 1 750
651 (R) IA ANGLE deg –1800 1800 0 0.1 751
652 (R) IB CURRENT A 0 65535 0 1 752
653 (R) IB ANGLE deg –1800 1800 0 0.1 753
654 (R) IC CURRENT A 0 65535 0 1 754
655 (R) IC ANGLE deg –1800 1800 0 0.1 755
656 (R) IN CURRENT A 0 65535 0 1 756
657 (R) IN ANGLE deg –1800 1800 0 0.1 757
658 (R) IG CURRENT A 0 65535 0 1 758
659 (R) IG ANGLE deg –1800 1800 0 0.1 759
660 (R) AVERAGE CURRENT A 0 65535 0 1 760
661 (R) Reserved
c
0 0 0 761
662 (R) NEG-SEQ CURR 3I2 A 0 65535 0 1 762
663 (R) CURRENT IMBAL % 0 1000 0 0.1 763
Extra Voltage Date
664 (R) VSN V 0 65535 0 1 764
665 (R) VSN ANGLE deg –1800 1800 0 0.1 765
666 (R) VDC V 0 65535 0 0.1 766
Voltage Data
667 (R) VAB V 0 65535 0 1 767
668 (R) VAB ANGLE deg –1800 1800 0 0.1 768
669 (R) VBC V 0 65535 0 1 769
670 (R) VBC ANGLE deg –1800 1800 0 0.1 770
671 (R) VCA V 0 65535 0 1 771
672 (R) VCA ANGLE deg –1800 1800 0 0.1 772
673 (R) AVERAGE LINE V 0 65535 0 1 773
674 (R) VAN V 0 65535 0 1 774
675 (R) VAN ANGLE deg –1800 1800 0 0.1 775
676 (R) VBN V 0 65535 0 1 776
677 (R) VBN ANGLE deg –1800 1800 0 0.1 777
678 (R) VCN V 0 65535 0 1 778
679 (R) VCN ANGLE deg –1800 1800 0 0.1 779
680 (R) VG V 0 65535 0 1 780
681 (R) VG ANGLE deg –1800 1800 0 0.1 781
682 (R) AVERAGE PHASE V 0 65535 0 1 782
683 (R) NEG-SEQ VOLT 3V2 V 0 65535 0 1 783
684 (R) VOLTAGE IMBAL % 0 1000 0 0.1 784
Power Data
685 (R) REAL POWER kW –32768 32767 0 1 785
686 (R) REACTIVE POWER kVAR –32768 32767 0 1 786
687 (R) APPARENT POWER kVA –32768 32767 0 1 787
Table E.32 Modbus Register Map
a
(Sheet 17 of 56)
Modbus Register
Address
b
Name/Enums Units Min Max Default
Scale
Factor
DeviceNet
Parameter
Numbers