Do you provide technical training for complex testing procedures?

We offer a 3-tier support system: Detailed Instructional Videos: Step-by-step setup and operation guides. Remote Video Commissioning: Real-time sessions with our senior engineers via Zoom/Teams/WhatsApp. On-site Support: For large systems (e.g., Impulse Generators), we can dispatch field engineers for installation and training at your facility.

Three-phase Thermal Relay Calibration Device for Motor Protection Test in Substations

Name: Three-phase Thermal Relay Calibration Device for Motor Protection Test in Substations
Brand: Wuhan Kaidi Zhengda Electric Co., Ltd.
SKU: 2288114355

Hubei, ChinaWuhan Kaidi Zhengda Electric Co., Ltd.

US$4,699.00

1-2 sets

US$4,599.00

3+ sets

Sample price:US$4699.00/piece.Request sample

Product profile

Customization

Available

After-sales Service

Yes

Warranty

1 Year

Model NO.

KDJD-RX

Type

Electric Testing Machine

Accuracy Grade

0.2

Display

Digital

Control

Manual Control

Weight

0-100Kg

Power Source

AC380V

Product Name

Three-phase Thermal Relay Calibration Device

Maximum Output Current

AC Three-phase 300A, 3 groups

Circuit Method

Special process electric voltage regulator

Voltage

380V±10%, 50Hz±2% Three-phase five-wire

Output Line Voltage

Output Current

AC0-300A continuously adjustable

Operating Method

Long-term Temperature Rise Test

Temperature

-10℃-50℃

Humidity

0-90% (non-condensing state)

Altitude

Below 1500m

Transport Package

Carton or Wooden Package

Trademark

KDZD

Origin

Hubei, China

HS Code

9030332000

Production Capacity

500 Set/Sets Per Month

Key features

High Precision Accuracy: 0.2 class accuracy for ammeters and inductors ensures reliable test results.

Flexible Output Current: AC 0-300A continuously adjustable with stepless speed regulation and three-phase capability.

Comprehensive Protection: Electronic circuit protects against overvoltage, overcurrent, overtemperature, and phase loss.

OEM and ODM Capability: Customizable input voltage and frequency to match local power grid infrastructure.

Global Warranty Coverage: 12-month comprehensive global warranty with lifetime technical support and parts availability.

Advanced Pre-shipment Validation: 72-hour continuous burn-in test and full-load performance verification for zero-defect delivery.

IEC Standard Compliance: All testing systems engineered to strictly adhere to International Electrotechnical Commission standards.

Multi-tier Technical Support: Includes instructional videos, remote video commissioning, and optional on-site engineer dispatch.

Company profile

Importers and ExportersSelf-brandedQuality Assurance

Wuhan Kaidi Zhengda Electric Co., Ltd.

Hubei, China

CertifiedBusiness Type: Manufacturer/Factory & Trading Company CertifiedR&D Capacity: ODM Service Available & OEM Service Available CertifiedCustomization Options: Customization from Samples, Customization from Designs CertifiedExport Year: 5 Years CertifiedNearest Port: Shenzhen Port.Wuhan Port.Shanghai Port.Guangzhou Port.Average Response Time: ≤1.32h

AI-Powered supplier vetting

SummaryThe supplier demonstrates documented quality, environmental, occupational-safety, service-management, and corrective-action practices. It offers OEM and ODM services, has reported new products within the past year, provides broad customization, and has valid manufacturing contracts with affiliated subcontractors. Export activity, self-operated import/export rights, multiple port options, and stated lead times indicate established international service capability. However, it does not provide 3D software design, has no in-stock service, overseas warehouse, or overseas showroom capability, and the evidence does not establish detailed production scale or financial strength. Customer references are limited to stated export destinations and general customer praise.

Supplier typeThe supplier provides manufacturing and assembling-related services, supports OEM and ODM arrangements, and maintains valid contracts with affiliated subcontractors. It also has self-operated import/export rights, while no evidence identifies it as a trading-only supplier.

CertificationsThe supplier reports ISO9001:2015, ISO45001:2018, and ISO14001 certifications, covering quality management, occupational health and safety, and environmental management. These are explicit certifications relevant to supplier qualification.

After-Sales capabilityThe supplier states that it provides comprehensive pre-sale, in-sale, and after-sales service, and it has written procedures and records for service capability assessment, corrective and preventive action, and complaint handling. The evidence supports a documented after-sales process, although it does not quantify response or resolution performance.

R&D capabilityThe supplier reports new products within the past year, offers ODM services, and has an available SDK. These points provide explicit evidence of product-development capability, although the supplier does not provide 3D software design services.

Production capacityThe supplier has an assembling line, two quality assurance and quality control inspectors, standardized finished-product inspection instructions, valid manufacturing contracts with affiliated subcontractors, and stated lead times within 15 workdays in both peak and off-seasons. It lacks in-stock capacity, overseas warehouses, and overseas showrooms, but those limitations do not negate the evidenced manufacturing and delivery capabilities.

Customization capabilityThe supplier explicitly supports customization from samples, designs, full customization, minor customization, and flexible customization, and also offers OEM and ODM services. This indicates broad product customization capability; the separate lack of 3D software design services is a specific limitation rather than evidence against general customization.

Client casesThe supplier states that its products are exported to Australia, Russia, India, Pakistan, Vietnam, and other countries, and reports customer praise. These are evidence of international market exposure, but no named customer cases, project details, or independently verifiable references are supplied.

Product Q&A

Q:Does this equipment comply with international electrical standards?

Yes. All our testing systems, including this unit, are engineered to strictly adhere to IEC (International Electrotechnical Commission) standards

Q:Can the voltage and frequency be customized for our local power grid?

Absolutely. As an OEM/ODM-capable manufacturer, we can customize the input voltage (e.g., 110V/220V/380V/415V) and frequency (50Hz/60Hz) to match your local power infrastructure. Specialized output parameters can also be engineered based on your specific testing specimens.

Q:What is your 'Pre-shipment Validation' protocol?

To ensure 'Zero-Defect' delivery, every product undergoes a 72-hour continuous burn-in test and a full-load performance verification. We test all safety interlocks, over-voltage protection circuits, and emergency stop systems to guarantee field reliability in high-voltage environments.

Q:What is the warranty policy for international buyers?

We provide a 12-month Comprehensive Global Warranty. Beyond the warranty, we offer lifetime technical support and component availability.

Q:Is the operation interface available in English? How about technical manuals?

Yes. All our software interfaces, control panels, and LCD displays are in Professional English. Each system comes with a comprehensive User Manual, Wiring Diagrams, and Maintenance Guidelines.