W27

  Voltage

     Phase, Line, Average

  Current

     Phase, Average

  PF (Power Factor)

     Phase, Average

  P (Active Power)

     Phase, Total

  Q (Reactive Power)

     Phase, Total

  S (Apparent Power)

     Phase, Total

  Frequency

  THD (Total Harmonic Distortion)

     Phase Voltage

     Current

  Harmonic – odd, even *

     Phase Voltage

     Current

  Unbalance

     Voltage

     Current

  Fixed Window, Sliding

  Maximum Demand

  Time Tag

  Reset

    Manual: HMI, Modbus

    Scheduled: Daily, Weekly, Monthly, Yearly

  Parameter

    Total Active Power

    Total Reactive Power

  Event Profile *

  Reset

    Manual: HMI, Modbus

  Time Tag

  Parameter

    Power On

    Power Off

    Alarm Activation/Deactivation  

  Pickup/Dropout Value

  Pickup/Dropout Delay

   Res:0.1sec

  Selectable Output (0 – 7)

  Time Tag

  Reset

    Manual: HMI, Modbus

  Parameter

    Over Voltage

    Under Voltage

    Over Current

    Under Current

    Over Active Power

    Under Active Power

    Over Reactive Power

    Over Voltage Unbalance

    Over Current Unbalance

    Voltage Sequence

Accuracy

W2710

W2720

W2730

Voltage

0.5

0.5

0.5

Current

0.5

0.5

0.5

Power Factor

0.5

0.5

0.5

Active Power

1

1

1

Reactive Power

2

2

2

Harmonic

-

4

4

Frequency

0.02

0.02

0.02

  Network Frequency

     50 Hz

  CT

     Primary: 5 – 2500

     Secondary: 5

  Supported Network

    4 Wire – Wye

  Voltage – Phase to Neutral

     40 – 300 V

  Current

     20 mA – 6 A

  Display

     28 * 27 Graphic Dot Matrix

     White Backlight

  Keyboard

     4 button

  RS485

     3 Terminal

     Modbus RTU

     Baud Rate: 1200 – 19200 b/s

     Endianness: Big, Little

     Format: Int, Float

  Analog

     Voltage: 3 Input, 6 Terminal

     Current : Galvanic Isolated

  Digital

     Input: 1 Opto Isolated

     Output : 1 Opto Isolated

External Module

Wa1

Wa2

Wa3

Wa4

Wa5

Wa6

Wa7

Relay digital output

2

4

-

2

2

2

2

Digital input

2

2

-

2

2

2

2

Analog input

-

-

-

-

2

2

2

Ethernet

-

-

•

•

-

•

•

Serial

-

-

•

•

-

•

•

  Switching Power Supply

     AC: 80 – 265 V, ±10% , DC: 100-300 V, ±10%

  Front Panel Mount 

  Operating Temperature

     -20 – 70 _­­­^oC

  Storage Temperature

     -30 – 80 ^oC

  IP Degree Of Operation

     54 front panel

  Weight

    400 – 410 gr