PMAC903 LCD MODBUS Three Phase Energy Meter

Rated current

10(40)A, 10(60)A, 20(100)A or 5A/ CT

Rated voltage

AC 220Vph-N, 50Hz (optional 120V, 60Hz)

Input consumption

<2VA

Overload

115% of rated

Connection mode

PMAC903: 3-phase 4-wire

Power supply

Self supply, 220VAC, 50-60Hz

Communication

RS485 serial, Modbus-RTU

Baud rate: 4800 or 9600bps

Address: 1~247

Environment

Operating temperature: -20°C~ +55 °C

Storage temperature: -20°C~ +55 °C

Humidity: 5%~95% non-condensing

Pulse output

 2 channels,

Pulse width

90ms

Pulse constant

PMAC903:

Rated 10(40)A, 10(60)A: 400imp/ kWh

Rated 20(100)A: 200imp/ kWh

Rated 5A/ CT: 1 pulse=(1÷3600 × PT × CT) kWh

Standard (EMC)

Electrostatic discharge immunity test

IEC 61000-4-2,Level 4

Radiated immunity test        

IEC 61000-4-3,Level 3

Electrical fast transient/burst immunity test    

IEC 61000-4-4,Level 4

Surge immunity test (1, 2/50μs~8/20μs)    

IEC 61000-4-5,Level 4

Conducted emissions             EN 55022,Class B

Radiated emissions               EN 55022,Class B

Parameter

Accuracy

Resolution

Measuring Range

PMAC903

Communication data

Voltage

0.2%

0.01V

198V~242V (L-N)

Current

0.2%

0.001A

0.5~4995A

Active power

0.5%

0.1W

0~1MW

Reactive power

1.0%

0.1Var

0~1Mvar

Apparent power

0.5%

0.1VA

0~1MvA

Power factor

0.5%

0.001

-1.000~+1.000

Frequency

0.01

0.01Hz

45Hz~65Hz

Display data

Active energy

Class 0.5S

0.1kWh

0~999999.9 kWh

Reactive energy

Class 2

0.1kVarh

0~999999.9 kvarh