What is the accuracy class of this energy meter?

The energy meter has a Class 0.5s accuracy for active energy metering.

What are the installation requirements for this device?

It features direct connection or CT access with DIN 35 mm rail mounting for compact installation.

What certifications does this product hold?

The product is certified with ISO and CE standards.

Acrel Adf400L Three-Phase AC 80A Direct Multi-Circuit Energy Meter with Modbus-RTU Communication

Name: Acrel Adf400L Three-Phase AC 80A Direct Multi-Circuit Energy Meter with Modbus-RTU Communication
Brand: ACREL CO., LTD.
SKU: 2142737112

Shanghai, ChinaACREL CO., LTD.

US$118.50-829.30

1 Piece

Product profile

Customization

Available

After-sales Service

Yes

Warranty

2years

Model NO.

ADF400L

Display

Digital

Installation

Direct Connected

Usage

Multi-Functional Energy Meter, Watt-Hour Meter, Meter for Industry and Home Use, Standard Electric Energy Meter, Prepayment Meter, Reactive Energy Meter, Multi-rate Watt-hour Meters, Maximum Demand Meter

Electric Equipment

Three-phase Four-wire

Theory

Static Meter

Power Meter Connection

Terminal

Measured Signal

Continuous Wave

Type

Energy Meter

Certification

ISO, CE

Customized

Accuracy

0.5s Grade

Interface

RS485

Protocol

Modbus-RTU,Dl/T645-07, Modbus-TCP, TCP/IP

Phase

3p3l, 3p4l

Rated Voltage

3*220/380V, 3*57.7/100V

Rated Current

3*1(6)a, 3*10(80)a

Frequency

50Hz

Transport Package

Carton

Specification

ADF400L-Y

Trademark

Acrel

Origin

China

Production Capacity

200000

Key features

Multi-Circuit Monitoring: Measures up to 36 single-phase or 12 three-phase circuits for comprehensive energy management.

High Precision Accuracy: Class 0.5s accuracy ensures reliable measurement of active and reactive energy.

Flexible Communication: Supports RS485 Modbus-RTU, DL/T645-07, Modbus-TCP, and optional wireless modules.

Customizable Options: Offers customized accuracy, interface, protocol, phase, voltage, current, and frequency.

Prepaid System Support: Optional prepaid system allows custom electricity pricing and remote power-off control.

Compact DIN Installation: DIN 35 mm rail mounting saves space and simplifies installation in distribution cabinets.

Comprehensive Data Measurement: Measures voltage, current, power factor, frequency, harmonics, and three-phase unbalance.

DI/DO Control Functions: Main module supports 2DI/2DO; slave module supports up to 4DI/4DO for automation.

Company profile

Exhibition ExperienceQuality AssuranceR&D CapabilitiesManagement Certification

ACREL CO., LTD.

Shanghai, China

CertifiedBusiness Type: Manufacturer/Factory & Trading Company CertifiedR&D Capacity: ODM Service Available CertifiedCustomization Options: Customization from Samples, Customization from Designs, etc. CertifiedExport Year: 4 Years CertifiedNearest Port: Shanghai PortAverage Response Time: ≤4.73h

AI-Powered supplier vetting

SummaryThe supplier demonstrates broad electrical, power-electronics, automation, IoT, software, and related equipment business coverage. It has documented procedures for corrective and preventive actions, complaint handling, supplier-service assessment, and finished-product inspection. Its capabilities include 3D software design, ODM, SDK provision, new-product development, extensive customization, SMT/DIP production, automated sensing, debugging, and testing. Overseas support is available through agents or branches in Singapore, including installation, training, repair, maintenance, and debugging. However, the supplier has no reported in-stock capacity, overseas warehouse, overseas showroom, or valid manufacturing-capacity contract with related subcontractors. Evidence is insufficient for certification holding and customer cases.

Supplier typeThe stated business scope covers electrical signal equipment, power-electronic components, instruments and meters, software, intelligent equipment, lighting, IoT and information-security devices, charging stations, power-distribution control equipment, and industrial automation systems. Its facilities include SMT and DIP assembly lines plus automatic sensing, debugging, and testing equipment, indicating a manufacturer and technical equipment supplier rather than a purely trading-oriented entity.

After-Sales capabilityThe supplier has documented complaint-handling and corrective/preventive-action procedures with records, and overseas service capability through agents or branches in Singapore covering installation, training, repair, maintenance, and debugging. However, it reports no overseas warehouse and no overseas showroom; these are logistical limitations but do not negate the documented service functions.

R&D capabilityThe supplier provides 3D software design, ODM, SDK access, and multiple forms of customization, and reports new products during the past year. Nevertheless, it states that it has not established an AI model for big-data processing and decision-enabled management, which is a stated sustainability and digital-management gap rather than proof of insufficient product innovation.

Production capacityProduction evidence includes SMT and DIP assembly lines, automatic electricity-sensor production, and automatic debugging and testing equipment; finished-product inspection instructions are uniformly followed. Lead times are stated as within 15 workdays in both peak and off-seasons, but the supplier reports no in-stock capacity and no valid manufacturing-capacity contract with related subcontractors, limiting evidence of flexible or backup capacity.

Customization capabilityThe supplier explicitly offers customization from samples, customization from designs, full customization, minor customization, flexible customization, 3D software design, and ODM services. These combined statements provide direct evidence of broad customization and design-development capability.