DOCA0355EN-00

Metering Data

The table lists the metering data for the Modbus RTU communication.

Address

Register

No.

Function code

RW

X

Unit

Type

Svd

Description

0x157C

5501

2

0x03

R

0.001

A

UINT32

N

L1 RMS current

0x157E

5503

2

0x03

R

0.001

A

UINT32

N

L2 RMS current

0x1580

5505

2

0x03

R

0.001

A

UINT32

N

L3 RMS current

0x1582

5507

2

0x03

R

0.001

A

UINT32

N

Measured ground current

0x1584

5509

2

0x03

R

0.001

A

UINT32

N

Calculated ground current

0x1586

5511

2

0x03

R

0.001

A

UINT32

N

Average current

0x1588

5513

1

0x03

R

0.01

%

UINT16

N

Current imbalance

0x1589

5514

1

0x03

R

1

UINT16

N

Current phase sequence

  • 0: –

  • 1: L123

  • 2: L132

  • 3: CT wiring error

0x158A

5515

2

0x03

R

0.1

V

UINT32

N

For single phase, L1–N RMS voltage

For three phase, L1–L2 RMS voltage

0x158C

5517

2

0x03

R

0.1

V

UINT32

N

L2–L3 RMS voltage

0x158E

5519

2

0x03

R

0.1

V

UINT32

N

L3–L1 RMS voltage

0x1590

5521

2

0x03

R

0.1

V

UINT32

N

Average voltage

0x1592

5523

1

0x03

R

0.01

%

UINT16

N

Voltage imbalance

0x1593

5524

1

0x03

R

1

UINT16

N

Voltage phase sequence

  • 0: –

  • 1: L123

  • 2: L132

0x1594

5525

1

0x03

R

0.01

Hz

UINT16

N

System frequency

0x1595

5526

1

0x03

R

0.01

UINT16

N

System power factor

0x1596

5527

2

0x03

R

0.001

kW

UINT32

N

Total active power

0x1598

5529

2

0x03

R

0.001

kvar

UINT32

N

Total reactive power

0x159A

5531

2

0x03

R

0.001

kVA

UINT32

N

Total apparent power

0x159C

5533

4

0x03

R

0.001

kWh

UINT64

Y

Total active energy

0x15A0

5537

4

0x03

R

0.001

kvarh

UINT64

Y

Total reactive energy

0x15A4

5541

4

0x03

R

0.001

kVAh

UINT64

Y

Total apparent energy

0x15A8

5545

1

0x03

R

1

%

UINT16

N

L1 Current THD

0x15A9

5546

1

0x03

R

1

%

UINT16

N

L2 Current THD

0x15AA

5547

1

0x03

R

1

%

UINT16

N

L3 Current THD

0x15AB

5548

1

0x03

R

1

%

UINT16

N

For single phase, L1–N Voltage THD

For three phase, L1–L2 Voltage THD

0x15AC

5549

1

0x03

R

1

%

UINT16

N

L2–L3 Voltage THD

0x15AD

5550

1

0x03

R

1

%

UINT16

N

L3–L1 Voltage THD

0x15AE

5551

1

0x03

R

0.1

°C or F

UINT16

N

Temperature measured by PT100 sensor*

0x15AF

5552

1

0x03

R

1

Ω

UINT16

N

Temperature measured by binary PTC sensor

0x15B0

5553 - 5556

3

Reserved

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