Acrel ADW300W WF Wireless Power Meter Three Phase Din Rail RS485 WiFi with 3 External CTs for EMS System
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- Supplier: Jiangsu Acrel Electrical Manufacturing Co. Ltd.
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Product Overview
Description
Products Overview
Video Introduction
ADW300W wireless meter is mainly used to measure three-phase active power in low-voltage network. It has the function of WiFi wireless communication. It is convenient for users to monitor, collect and manage electricity. It can be flexibly installed in the distribution box to realize the measurement, statistics and analysis of individual electric energy in different regions and loads.
Specification
3x57.7/100V, 3x220V/380V, 3×380/660V, 3x100V, 3×380V, 3x660V
Rated Current
3×1(6)A, 3×20(100)A
Frequency
50Hz
Accuracy
Class 1
Dimension (L*W*H)
82*87.8*71.5 mm
82*87.8*71.5 mm
Technical Parameter
Voltage input | Rated voltage | 3×57.7/100V，3×220/380V，3×380/660V，3×100V, 3×380V, 3×660V | |||||
Reference frequency | 50Hz | ||||||
Power consumption | Each phase<0.5VA | ||||||
Current input | Input current | 3×1(6)A ；3×1(6)A（ADW300W）, 3×20(100)A（ADW300W） | |||||
Starting current | 1‰Ib(0.5S 级)，4‰Ib(1 级) | ||||||
Power consumption | Each phase<1VA | ||||||
Auxiliary power supply | Power supply | AC 85~265V | |||||
Power consumption | <2W | ||||||
Measurement performance | Standard | GB/T17215.322-2008，GB/T17215.321-2008 | |||||
Active power accuracy | Class 0.5S（ADW300），Class 1（ADW300W） | ||||||
Temperature accuracy | ±2℃ | ||||||
Pulse | Pulse length | 80±20ms | |||||
Pulse constant | 6400imp/kWh , 400imp/kWh | ||||||
Communication | Wireless | 470MHz wireless transform ，open space distance ：1km；2G；NB | |||||
Infrared communication | Fixed baud rate 1200 | ||||||
Interface | RS485(A、B) | ||||||
Medium | STP | ||||||
Protocol | MODBUS-RTU、DL/T 645-07 | ||||||
range | Work temperature | -25℃~55℃ | |||||
Storage temperature | -40℃~70℃ | ||||||
Humidity | ≤95%（no condensation ） | ||||||
Altitude | <2000m | ||||||
Main Function
Function | Function declaration |
Display | LCD（Digital） |
Electricity metering | Active power metering (positive and reverse), four-quadrant reactive power |
Electrical measurement | U, I, PF, F, P, Q, S |
Harmonic function | Total harmonic content and times harmonic content（2～31st） |
Pulse output | Active pulse output |
Three-phase imbalance | Voltage and current imbalance |
Temperature measurement function | A、B、C、N four channel Temperature Measurement（Optional T） |
DI/DO | 4DI,2DO（Optional K） |
Residual current | 1 residual current measurement（Optional L） |
LED indicator | Pulse indicator |
External transformer | External split core transformer (optional W) |
Electric reference alarm | undervoltage, overvoltage, undercurrent, undercurrent, underload, etc. |
Infrared communication | |
RS485 Interface（Optional C） | |
470MHz Wireless transform（Optional LR） | |
GPRS Wireless communication（Optional 2G） | |
NB-IOT Wireless communication（Optional NB） | |
4G Wireless communication（Optional 4G） |
Dimension & Installation
Work Site Application
Company Profile
Acrel Co., Ltd.[stock code: 300286.sz] is a high-tech enterprise integrates R&D, production, sales and service, since its establishment, it committed to provide users with energy efficiency management and power security system solutions. Acrel Electric has a complete production line from cloud platform software to sensors. At present, more than 8,000 sets of various solutions are running all over the country, help users to realize the visual management of energy consumption, provide users the energy data services, and escort users an efficient and safe energy consumption.
Acrel energy efficiency management system including substation operations and maintenance cloud platform, electricity safety management cloud platform, Environmental equipment power consumption monitoring cloud platform, prepaid management (system) cloud platform, intelligent power distribution monitoring system, power quality management system, building energy consumption management system, industrial energy control platform, leakage power monitor and control system, fire-fighting device power monitoring system, fire-proof door monitoring system, emergency lighting and evacuation indicating system, EV charger management system, data center power&environment monitoring system, smart lighting control system, IT isolation power supply system and related products.
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