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.

Handheld Secondary Injection Test Set for Overcurrent Earth Fault and Differential Protection

Name: Handheld Secondary Injection Test Set for Overcurrent Earth Fault and Differential Protection
Brand: Wuhan Kaidi Zhengda Electric Co., Ltd.
SKU: 2269139945

Hubei, ChinaWuhan Kaidi Zhengda Electric Co., Ltd.

US$3,010.00

1-2 sets

US$2,910.00

3+ sets

Sample price:US$3010.00/piece.Request sample

Product profile

Customization

Available

After-sales Service

Yes

Warranty

1 Year

Model NO.

KDJB-430A

Type

Electric Testing Machine

Accuracy Grade

0.2%

Display

Digital

Control

Manual Control

Weight

≤7.2kg

Power Source

AC220V

Product Name

Handheld Relay protection Tester

AC Phase Current Output

0~30A (RMS)

AC Three-phase Parallel Output

0~90A (RMS)

AC Phase Voltage Output

0~130V (RMS)

AC Line Voltage Output

0~260V (RMS)

Single-phase DC Current

0~±10A

Three-phase Parallel DC Current

0~±30A

DC Phase Voltage Output

0~±175V

DC Line Voltage Output

0~±350V

Frequency Range

20~1000Hz

Transport Package

Carton or Wooden Package

Specification

340X230X125mm

Trademark

KDZD

Origin

Hubei, China

HS Code

9030332000

Production Capacity

500 Set/Sets Per Month

Key features

High Precision Accuracy: AC current and voltage output accuracy reaches 0.2%, DC output accuracy reaches 0.5%.

Comprehensive Output Range: Supports AC/DC current up to 90A and voltage up to 350V with frequency range 20-1000Hz.

Portable Handheld Design: Compact dimensions of 340x230x125mm and lightweight under 7.2kg for easy field use.

Digital Display Control: Features digital display with manual control for precise operation and monitoring.

Extensive Switching I/O: Equipped with 8-channel switching inputs and 4-channel switching outputs.

Harmonic Analysis Capability: Capable of analyzing harmonic orders from 2nd to 20th for detailed protection testing.

OEM and ODM Services: Offers customization from samples and designs with available OEM/ODM services.

1-Year Warranty Coverage: Includes a 1-year warranty period for peace of mind and product reliability.

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.