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Appendix E: Device Data Format

108 Siemens Energy & Automation, Inc.

E.15 Device Type: 7SD512

Real-Time Device Data Stored in PLC (7SD512)

Function Register Location in

PLC Block

Range or Contents

Operational Measurement: IL1a 0 %

Operational Measurement: IL2a 1 %

Operational Measurement: IL3a 2 %

Operational Measurement: Iea 3 %

Time Delay of Transmission 4 ms

General Status Word 1:

5 Bit Contents

15 Parameter set C is active (Valid)

14 Parameter set C is active (Status)

13 Parameter set B is active (Valid)

12 Parameter set B is active (Status)

11 Parameter set A is active (Valid)

10 Parameter set A is active (Status)

9 Device operative/healthy (Valid)

8 Device operative/healthy (Status)

7 >User defined annunciation 4 (Valid)

6 >User defined annunciation 4 (Status)

5 >User defined annunciation 3 (Valid)

4 >User defined annunciation 3 (Status)

3 >User defined annunciation 2 (Valid)

2 >User defined annunciation 2 (Status)

1 >User defined annunciation 1 (Valid)

0 >User defined annunciation 1 (Status)

General Status Word 2:

6 Bit Contents

15 AR: Auto-reclose is not ready (Valid)

14 AR: Auto-reclose is not ready (Status)

13 AR: Auto-reclose is blocked (Valid)

12 AR: Auto-reclose is blocked (Status)

11 Emergency O/C protection is active (Valid)

10 Emergency O/C protection is active (Status)

9 Thermal overload prot.: Current warning (Valid)

8 Thermal overload prot.: Current warning (Status)

7 Thermal overload protection is active (Valid)

6 Thermal overload protection is active (Status)

5 Measured value supervision of currents (Valid)

4 Measured value supervision of currents (Status)

3 General internal failure of device (Valid)

2 General internal failure of device (Status)

1 Parameter set D is active (Valid)

0 Parameter set D is active (Status)

General Status Word 3:

7 Bit Contents

12–15 Not Used

11 External Trip is Active (Valid)

10 External Trip is Active (Status)

9 Total reception failure (Valid)

8 Total reception failure (Status)

7 CCP blocked by time deviation > 1ms (Valid)

6 CCP blocked by time deviation > 1ms (Status)

5 Transfer Trip function is active (Valid)

4 Transfer Trip function is active (Status)

3 Current comparison protection is active (Valid)

2 Current comparison protection is active (Status)

1 AR: Auto-reclose is dynamically blocked (Valid)

0 AR: Auto-reclose is dynamically blocked (Status)

Number of Last Fault 8 0…32767, 0 = no faults

Fault Date/Time (ms) 9 0…59999 (ms )

Fault Date/Time (h/m) 10 High byte: HH (0…23), Low byte: MM (0…59)

Fault Date/Time (m/d) 11 High byte: MM (1…12); Low byte: DD (1…31)

1 2 ... 107 108 109 110 111 112 113 114 115 116 117 ... 140 141

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