ADW Series IOT Power Meter, description about ADW300 Three Phase Multi Function Lora LCD Display Digital Power Meter Building Factory Smart Grids DB Room CE Certificate on China Suppliers Mobile

Solutions & Applications

Products Description

ADW300 Series IoT wireless energy meter

ADW300 wireless energy meters have multiple built-in communication modules (4G,WiFi,LoRa,NB-IoT) designed for different situation when paired with IoT energy management system or other demand for remote connection. Meanwhile, ADW300 can provide various extra function module and various electrical parameters measurement to meet different requests from the customers. Also, as the prove for quality, ADW300 is strictly compliant of the standard of IEC 62052-11; IEC62053-22; LVD.

Feature ①

Multiple Communication Methods

   ● 4G LTE
   ● NB-IoT
   ● WiFi (2.4GHz&5GHz)
   ● LoRa   ● RS485 (MODBUS-RTU)
   ● Paired with IoT Energy Monitoring System

Feature ②

Power Quality Monitoring

   ● Total Harmonic
   ● 2nd~31st Harmonic
   ● Voltage Unbalance
   ● Current Unbalance

Feature ③

Multiple Extra Function

   ● 2-channel DO (Digital Ouput)
   ● 4-channel DI (Digital Input)
   ● 4-channel Cable Temperature Monitoring
   ● 1-channel Residual Current Measurement

Feature ④

Alarm Function

   ● Over/Under Current
   ● Over/Under Voltage
   ● Over/Under Power
   ● Phase Loss

Solution Structure

Function & Parameter

Function Overview

Function	Description
Measurement of Energy	kWh (positive and negative)
	kvarh (positive and negative)
	A,B,C 3-phase positive kWh
Electric Parameters	U, I, P, Q, S, PF, Hz
Harmonic	THDv, Harmonic on 2nd-31st
Pulse output	Active pulse output
3-Phase Imbalance	Voltage imbalance,current imbalance
Display	LCD display with 8 digits
Wireless Comms.	4G, WiFi, LoRA, NB-IoT (Optional), Support MQTT, MODBUS-TCP protocol
Wired Comms.	RS485 interface with MODBUS-RTU protocol (Standard)
Swtich	4 DI & 2 DO
Residual Current	1 way residual current measurement
Temperature	A,B,C,N. 4 ways temperature measurement

Optional function	C:RS485(Modbus-RTU)
	K:4DI/2DO
	T:4 channels of temperature measurement
	L:1 channel of residual current measurement
	U:Power outage alarm, 2DI/2DO
	LR:Lora wireless communication
	WF:WiFi wireless communication
	4GHW:4G wireless communication

Technical Parameters

Parameter	Description&Value
Input Voltage	Nominal Voltage	For High Voltage: 3×57.7~69.24Vac L-N & 100~120Vac L-L (Paired with PT) ------------------------------------------------------------------------------------ For Low Voltage: 3×220~264Vac L-N & 3x380~456Vac L-L (Direct Connect) 3×380~456Vac L-N & 3x660~792Vac L-L
	Frequency	50Hz~60Hz
	Comsumption	＜0.5 VA (Each phase)
Input Current	3×1(6)A
	1‰ Ib (Class 0.5S)，4‰ Ib (Class 1)
	<1VA (Each phase)
Auxiliary Power	Power Supply	85~265Vac L-N
	Power consumption	<2W
Measurement Performance	Standard	IEC 62053-22:2003，IEC 62053-21:2003
	Active Power Accuracy	Class 0.5S（ADW300） Class 1（ADW300W）
	Temperature Measuring Accuracy	±2℃
Pulse	Width of pulse	80±20ms
	Pulse constant	6400imp/kWh , 400imp/kWh
Communication	Wireless Communication	4G (built in world-wide 4G module for global server frequency bands) WiFi (2.4GHz), LoRa, NB-IoT, RS485 (standard MODBUS-RTU)

	Infrared Communication	Constant baud rate 1200

	Interface	RS485(A+、B-)
	Connection Mode	Shielded twisted pair conductors
	Protocol	MODBUS-RTU
Environment	Operating Temperature	-20℃~55℃
	Storage Temperature	-40℃~70℃
	Humidity	≤95% (No condensation)
	Altitude	≤2000m

Dimension & Installation

Dimension Overview

Wiring Illustration

Main Power PIN/Terminal Overview of ADW300

3-phase 4-wire wiring diagram of ADW300

3-phase 3-wire wiring diagram of ADW300

Work-site Installation

Company Profile

    Acrel Co., Ltd. [Stock Code : 300286. SZ] is a high-tech enterprise concentrating on research, production, sales and services. It mainly provides systemic solutions of energy efficiency management and electrical safety for users. ‘Acrel’ is equipped with the complete production lines from cloud platform software to sensors. Until now, it has more than 8000 sets systemic solutions used in China to help users to realize energy visual management ,supply energy data services and improve electrical efficiency and safety. ‘Acrel’ has maintained steady growth since its listing in 2012. The company will adhere to the concept of ‘innovation,high-efficiency,unity and honesty’ and it provides more high-quality solutions,products and service for power system users and micro-grid.

Contact

Brand Name	Acrel
Place of Origin	China
Model Number	ADW300-LR
Phase	Three Phase
Output Voltage	380V
Operating Temperature	-25 ~55℃
Dimensions	72mm87.8mm71.5mm
Display Type	Digital Only
Accuracy Class	0.5S
Measuring Energy Range	0-999999.9kwh

ADW300 Three Phase Multi Function Lora LCD Display Digital Power Meter Building Factory Smart Grids DB Room CE Certificate

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