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Product profile
Customization
AvailableTheory
Electromagnetic RelayUsage
Motor RelayModel NO.
ARD3MPhase
3Electricity Type
AcLoad
Medium Power RelayProtective Characteristics
Open RelayAction Principle
Numeric TypeSize
MiniatureType
Electric Parameter RelayRated Voltage
660VRated Current
800AProtocol
Modbus-RTU, Profibus-Dp, Profinet, Modbus-TCP, WifMeasure
Voltage, Current, Power, Harmonic, TemperatureProtect
Over&Under Load and Voltage&Power, Short CircuitStandard Configuration
10di/6do, 2 Modbus-RTUTransport Package
CartonSpecification
ARD3MTrademark
AcrelOrigin
ChinaHS Code
8536300000Production Capacity
200000Key features
High Current Capacity: Supports rated currents up to 800A with options for 1A to 5000A via external transformers.
Multi-Protocol Communication: Features standard Modbus-RTU with optional Profibus-DP, Profinet, Modbus-TCP, and WiFi modules.
Comprehensive Protection: Provides over/under load, voltage, short circuit, stall, phase sequence, and insulation monitoring.
Advanced Measurement: Measures voltage, current, power, harmonics (2-63rd), temperature, and energy with high precision.
Logic Programmable: Includes logic programming functions to meet diverse control methods and automation needs.
Flexible I/O Configuration: Standard 10DI/6DO with optional wet/dry contact inputs and 4-20mA analog outputs.
Data Recording & Analysis: Records faults, waveforms, running status, and events for detailed maintenance and analysis.
Certified Quality: Complies with GB 14048.4-2020 and JBT 10736-2007 standards for low-voltage motor protection.
Company profile
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: ≤3.61h
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.
Product Q&A
Q:What communication protocols are supported?
A:
Standard configuration includes 2 channels of Modbus-RTU. Optional modules support Profibus-DP, Profinet, Modbus-TCP, and WiFi.
Q:What are the available rated current options?
A:
Direct ratings include 25A, 100A, 250A, and 800A. With external current transformers, it supports ranges from 0.1A to 5000A.
Q:Does the device support harmonic measurement?
A:
Yes, the optional H code module supports 2-63rd harmonic voltage and current measurement.
Q:What protection functions are included?
A:
It covers over/under load, over/under voltage, short circuit, stall, block, current/voltage unbalance, phase sequence, and insulation monitoring.
Q:Can the input/output channels be customized?
A:
Yes, DI can be configured as passive dry contact or active wet contact (DC110V/DC220V/AC220V). DO external power is AC220V.
Send Inquiry
*To:
Jiangsu Acrel Electrical Manufacturing Co., Ltd.
Jiangsu Acrel Electrical Manufacturing Co., Ltd.*Content:
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