What are the standard input and output channels?

The standard configuration includes 10 digital inputs (DI) and 6 digital outputs (DO), with optional 4-20mA outputs.

What is the lead time for orders?

The average lead time is within 15 workdays for both peak and off-peak seasons.

Is the product certified?

Yes, the product holds RoHS, CCC, and CE certifications.

Acrel Ard3m Smart Motor Protection Relay Three Phase

Name: Acrel Ard3m Smart Motor Protection Relay Three Phase
Brand: Jiangsu Acrel Electrical Manufacturing Co., Ltd.
SKU: 2164842415

Jiangsu, ChinaJiangsu Acrel Electrical Manufacturing Co., Ltd.

US$210.00-646.00

1 Piece

Sample price:US$210.00/piece.Request sample

Product profile

Customization

Available

Task

Adjust

Structure

Open-Loop

Model NO.

ARD3M

Mathematical Model

Linear

Signal

Continuous

Function

Automatic Control, Protection, Monitoring, Measurement

Certification

RoHS, CCC, CE

Condition

New

Customized

Rated Voltage

660V

Rated Current

800A

Protocol

Modbus-RTU, Profibus-Dp, Profinet, Modbus-TCP, Wif

Measure

Voltage, Current, Power, Harmonic, Temperature

Protect

Over&Under Load and Voltage&Power, Short Circuit

Standard Configuration

10di/6do, 2 Modbus-RTU

Transport Package

Carton

Specification

ARD3M

Trademark

Acrel

Origin

China

HS Code

8536300000

Production Capacity

200000

Key features

Comprehensive Motor Protection: Protects against overload, short circuit, stall, phase failure, and voltage anomalies.

Flexible Communication Protocols: Supports Modbus-RTU, Profibus-DP, Profinet, Modbus-TCP, and optional WiFi.

High Current Capacity: Rated current ranges from 0.1A to 5000A with various transformer ratios.

Advanced Monitoring Features: Measures voltage, current, power, harmonics, temperature, and leakage current.

Customizable Configuration: Offers full customization options including samples, designs, and minor adjustments.

Extensive I/O Channels: Standard 10DI/6DO with optional 4-20mA outputs and fault records.

Wide Operating Voltage: Suitable for AC220V, 380V, and 660V motors at 50Hz/60Hz.

Reliable Quality Assurance: 100% inspection with 24 QA inspectors and multiple international certifications.

Company profile

Importers and ExportersHigh Repeat Buyers ChoiceExperienced Team

Jiangsu Acrel Electrical Manufacturing Co., Ltd.

Jiangsu, China

CertifiedBusiness Type: Manufacturer/Factory & Trading Company CertifiedR&D Capacity: ODM Service Available & OEM Service Available CertifiedCustomization Options: Customization from Samples, Customization from Designs, etc. CertifiedExport Year: 8 Years CertifiedNearest Port: Shanghai PortAverage Response Time: ≤4.64h

AI-Powered supplier vetting

SummaryThe supplier demonstrates broad customization and R&D capabilities, including ODM, OEM, SDK availability, multiple design tools, and documented design review, verification, and validation records. Production-related evidence includes SMT, assembly, and automated processing lines, inventory capacity, contracts with associated subcontractors, and standardized finished-product inspection instructions. Service management is supported by written procedures and records for corrective actions, complaints, supplier assessment, and quality assurance. The supplier has overseas agents or branches, export rights, and prior participation in MEE Middle East Energy, but reports no overseas warehouse or showroom and lists zero countries offering overseas services. Financial credibility cannot be assessed because only years are provided, without non-financial supporting results. No explicit certification holdings or customer case details are provided.

Supplier typeThe supplier operates or coordinates SMT, assembly, and automated processing facilities, maintains inventory capability, and has valid manufacturing contracts with associated subcontractors. It also holds self-operated import/export rights and has overseas agents or branches, indicating a manufacturing-oriented supplier with international service arrangements.

After-Sales capabilityThe supplier has documented and followed procedures for corrective and preventive actions, customer complaints, service-capability assessment, and quality assurance. Overseas agents or branches and prior participation in an offline trade show support service reach, while the absence of overseas warehouses and showrooms limits the evidence for localized after-sales infrastructure.

R&D capabilityThe supplier reports new products during the past year, ODM services, SDK availability, R&D responsibilities covering new-product development and production technology support, and use of AutoCAD, Pro/E, and SolidWorks. It also maintains auditable design input, output, review, verification, and validation documentation, supporting a demonstrated product-development process.

Production capacityProduction evidence includes SMT, assembly, and automated processing lines, standardized finished-product inspection instructions, inventory capability, valid contracts with associated subcontractors, and lead times within 15 workdays in both peak and off-seasons. These stated capabilities support a positive assessment of manufacturing and delivery readiness.

Customization capabilityThe supplier explicitly provides customization from samples, customization from designs, full customization, minor customization, and flexible customization. The same broad range is reported across R&D and design-service capability records, indicating substantial customization coverage.