What is the lead time for production?

Lead time is within 15 workdays during off-season and within one month during peak season.

Does the inverter support PLC functions?

Yes, it includes a simple PLC timer function and pulse output capabilities.

What certifications does the product have?

The product holds CE certification, and the manufacturer is ISO9001, ISO14001, and ISO45001 certified.

Variable Frequency Inverter B503D 3pH 220V or 380V

Name: Variable Frequency Inverter B503D 3pH 220V or 380V
Brand: GUANGZHOU BEDFORD ELECTRIC EQUIPMENT CO.,LTD.
SKU: 650376555

Guangdong, ChinaGUANGZHOU BEDFORD ELECTRIC EQUIPMENT CO.,LTD.

Negotiable

5 Pieces

Product profile

Customization

Available

Output Type

Triple

Principle of Work

Vector Sensorless or V/F Control

Model NO.

B503D

Switch Mode

PWM Control

Main Circuit Type

Current

Voltage of Power Supply

Low Voltage Variable-Frequency Drive

Link of Transformation

AC-DC-AC Variable-Frequency Drive

Nature of DC Power

Current Variable-Frequency Drive

Function

Constant Torque Universal Type

Brand

Bedford

Power Range

0.75~630kw

Communication

RS485

Multi-Speed Steps

Max.8 Steps Speed Fwd+8 Steps Speed Red

Features

Non-Stop When Power Is Instantaneously Cut off

Transport Package

CTN OR WOODEN CASE

Specification

Single Phase/Three Phase 220V/380V

Trademark

BEDFORD

Origin

Guangzhou, China

Production Capacity

30000PCS/YEAR

Key features

Wide Power Range: Supports 0.75KW to 630KW across 220V and 380V three-phase inputs.

Advanced Control Modes: Offers V/F, V/F with PG, and sensorless vector control for precise motor management.

PID & Auto Tuning: Features closed-loop PID control, auto torque compensation, and auto-tuning motor functions.

Flexible Customization: Supports full customization, minor customization, and customization from samples or designs.

Communication Options: Includes standard RS-485 Modbus and optional Profibus communication cards.

LCD Operator Interface: Equipped with LCD for simultaneous monitoring of two parameters and online adjustment.

High Carrier Frequency: Supports carrier frequency up to 15kHz for reduced motor noise and improved performance.

Energy Saving Function: Increases motor power factor and efficiency with automatic voltage regulation.

Company profile

Importers and ExportersSelf-brandedPatents AwardedExhibition Experience

GUANGZHOU BEDFORD ELECTRIC EQUIPMENT CO.,LTD.

Guangdong, 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: 19 Years CertifiedNearest Port: Shenzhen Port, Foshan Port, Guangzhou PortAverage Response Time: ≤8.03h

AI-Powered supplier vetting

SummaryThe supplier presents capabilities in technical development, OEM/ODM production, customization, and 3D software design. It holds ISO9001:2015, ISO14001, and ISO45001:2018 certifications, with RoHS and CE product certification capabilities. Service coverage includes training, repair, debugging, installation, and maintenance, but no overseas warehouses, showrooms, agents, or branches are reported. Production-related evidence includes assembly and testing equipment, documented finished-product inspection, and one-month average lead times in both peak and off-season periods. Financial records are identified for 2020–2022, but no financial results are provided. Innovation evidence is mixed: SDK availability and customization are reported, while no new product was developed in the past year. No specific customer cases are disclosed.

CertificationsThe supplier reports ISO9001:2015 and ISO14001:2015 certificates, while the sustainability record also lists ISO14001 and ISO45001:2018. It additionally reports RoHS and CE product certification capability, providing explicit evidence of quality, environmental, occupational health and safety, and product-compliance credentials.

After-Sales capabilityReported overseas service offerings include training, repair, debugging, equipment installation, and maintenance, and the supplier has participated in the Canton Fair. However, it reports no overseas warehouse, showroom, overseas agent, or branch, which may limit local service infrastructure.

Production capacityProduction-related infrastructure includes an assembling line, automatic tester, terminal crimping machine, wire stripping machine, and test platform. Finished-product inspection instructions are documented and uniformly followed, service capability is supported by written procedures and records, and average lead time is reported as one month in both peak and off-season.

Customization capabilityThe supplier explicitly offers customization from samples, customization from designs, full, minor, and flexible customization, as well as 3D software design, OEM, and ODM services. It also states that it can develop special electric products to meet customer requirements, providing strong direct evidence of customization capability.