   Mobile:86-13611976994
  E-mail:Grace@acrel.cn
Home » Products » IoT Energy Meter » Single circuit Wireless Energy Meter
Share to:

Single circuit Wireless Energy Meter

  • Measurement:3 Phase voltage,current,power,power factor,etc. 
  • Communication:RS485,LoRa,4G,NB or 2G 
  • Max demand 
  • Accuracy:Class 1
CE IEC EMC
Quantity:

Single circuit Wireless Energy Meter

1234567

ADW300 3P4W

8

ADW300 3P3W

9

ADW300W 3P4W

10





Dimension drawings of Single circuit Wireless Energy Meter

Figure 1 Rendering of ADW300

Figure 2  Dimension of ADW300

Figure 3 Dimension of transformer HCT16K-FJ




Typical connection of Single circuit Wireless Energy Meter


Single circuit Wireless Energy Meter ADW300 Wireless Metering Meter is mainly used to metering three phase active energy on low voltage network. The product boasts of advantages including compact size, high precision, rich features. According to different requirements, there are many communications functions like RS485 communication, 2G, NB, 4G, adding the new current sampling mode using external transformer. It can be flexibly installed in the distribution box to achieve sub-item electric energy metering, operation and maintenance supervision or power monitoring requirements for different regions and different loads.



Function description of Single circuit Wireless Energy Meter

Functions

Description

Display mode

LCD

Energy metering

Active kWh (positive and negative)quadrant reactive power energy

Electrical measurement

UI、 PQSPFF

Harmonic function

THDvHarmonic on 2nd-31st

Pulse output

Active pulse output

Three-phase unbalance degree

Voltage unbalance,current unbalance

Temperature measurement

Temperature of A/B/C/NAlternate configuration:T

DI/DO

4DI,2DOAlternate configuration:K

Aftercurrent

One-way aftercurrentAlternate configuration:L

LED display

Pulse LED display

External current transformer

External open type current transformer

(Alternate configuration:W

Electrical parameter

Undervoltage, undercurrent, overcurrent, underload, etc

Communication

Infrared communication


RS485Alternate configuration:C


Wireless transmission on 470MHz

(Alternate configuration:LR


GPRSAlternate configuration:2G


NB-IOTAlternate configuration:NB


4GAlternate configuration:4G




Technical parameter of Single circuit Wireless Energy Meter

11

Voltage input

Rated voltage

3×57.7/100V3×220/380V3×380/660V3×100V, 3×380V3×660V

Reference frequency

50Hz

Consumption

<0.5VA (Each phase)

Current input

Input current

3×1(6)A 3×1(6)AADW300W, 3×20(100)AADW300W

Start current

1‰ Ib (Class 0.5S)4‰ Ib (Class 1)

Consumption

<1VA (Each phase)

Auxiliary power

Power Supply

AC 85~265V

Power consumption

<2W

Measurement performance

Standard

IEC 62053-22:2003IEC 62053-21:2003

Active energy accuracy

Class 0.5SADW300),Class 1ADW300W

Temperature accuracy

±2℃

Pulse

Width of pulse

80±20ms

Pulse constant

6400imp/kWh , 400imp/kWh

Communication

Wireless

Transmission on 470MHz and maximum distance in open space is 1km; 2GNB4G

Infrared communication

The constant baud rate is 1200

Interface

RS485(AB)

Connection mode

Shielded twisted pair conductors

Protocol

MODBUS-RTU



12

Products

Copyright © 2021 Acrel Co., Ltd. All Rights Reserved.