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Three Phase Microcomputer Relay Protection Test Set with Software
US$1,000.00-3,000.00
1 Piece
Product profile
Customization
AvailableAfter-sales Service
Lifetime ServiceWarranty
12 MonthsModel NO.
CYJB-421Application
Microcomputer Relay Protection TesterCertification
ISO9001, ISO14001,OHSAS18001Customized
Non-CustomizedAC Current
3 X (0~40A/Phase)DC Current
3 X (0~±10A/Phase)AC Voltage
4 X (0~120V/Phase)DC Voltage
4 X (0~±160V/Phase)Accuracy
0.2%Switch Quantity
8 Pairs of Input, 4 Pairs of OutputTransport Package
Wooden Box with Wrapping FilmTrademark
United ElectricalOrigin
Wuhan, ChinaHS Code
9030820000Key features
Lifetime Service Support: Provides comprehensive after-sales service for the entire lifespan of the equipment.
GPS Synchronous Testing: Built-in GPS card enables synchronized testing of two sets in different locations via RS232.
High Precision Output: Achieves 0.2% accuracy with 16-bit DAC output and high-density sine wave generation.
Windows XP Recovery System: Features a recovery function to prevent data loss from illegal shutdowns or misuse.
High Fidelity Amplifier: Ensures accuracy for small currents and stability for large currents using linear power amplifiers.
Comprehensive Certification: Certified under ISO9001, ISO14001, and OHSAS18001 standards for quality and safety.
OEM and ODM Services: Offers flexible customization options including full customization and design-based modifications.
Auxiliary DC Source: Automatically outputs 220VDC/110VDC for power supply protection without manual adjustment.
Company profile
CertifiedBusiness Type: Manufacturer/Factory & Trading Company CertifiedR&D Capacity: ODM Service Available & OEM Service Available CertifiedCustomization Options: Customization from Designs, Full Customization, etc. CertifiedExport Year: 4 Years CertifiedNearest Port: Shanghai PortAverage Response Time: ≤7.62h
AI-Powered supplier vetting
SummaryThe supplier demonstrates established manufacturing and product-development capabilities, with four production lines, more than 160 electrical testing products, 17 years of experience, and stated high-tech enterprise and ISO9001 certifications. It offers full customization, ODM, OEM for known brands, and SDK support. Service procedures for supplier assessment, corrective actions, and complaint handling are documented and followed. Export activity is established, with Europe and North America listed among its markets and typical lead times within 15 working days. However, it reports no overseas warehouses, showrooms, agents or branches, and no participation in offline trade shows. Financial information is incomplete and internally inconsistent in the provided records, so financial credibility cannot be reliably assessed. Manufacturing quantity reconciliation is not continuously performed, and export-trade staffing appears limited to one experienced staff member.
Supplier typeThe supplier manufactures electrical testing products and operates four production lines. Its description states that it has developed more than 160 electrical test products and serves domestic, European, and North American markets, indicating a product manufacturer with export capability.
CertificationsThe company description explicitly states that it has high-tech enterprise certification and ISO9001 quality management system certification, as well as recognition from the Electrical Measuring & Testing Association of Hubei Province. These stated certifications and industry recognition support a positive assessment.
After-Sales capabilityThe supplier has documented and followed procedures for customer complaints and corrective and preventive actions. However, it reports no overseas warehouse, showroom, agent or branch, and no overseas service countries, so its international after-sales infrastructure is limited.
R&D capabilityThe supplier reports new products within the past year, ODM capability, an available SDK, and more than 160 developed electrical testing products. Its stated 17 years of experience and strong R&D support further indicate established innovation capability.
Production capacityThe supplier operates four production lines, has standardized instructions for finished-product inspection, and reports peak- and off-season lead times within 15 working days. A limitation is that the factory does not continuously reconcile quantities for every batch or volume production, but the available evidence still supports production capability.
Customization capabilityBoth records explicitly list full customization, customization from designs, minor customization, and flexible customization. The supplier also reports ODM service availability, providing direct evidence of broad customization support.
Client casesThe company states that its products have been recognized by diverse industrial sectors and that it provides OEM services for known brands. These statements indicate customer and brand-service experience, although no specific customer names, projects, or case details are provided.
Product Q&A
Q:What is the warranty period for this device?
A:
The device comes with a 12-month warranty and lifetime after-sales service.
Q:Can this tester be customized?
A:
Yes, the product supports full customization, customization from designs, minor customization, and flexible customization options.
Q:Does the device support GPS synchronous testing?
A:
Yes, it can be equipped with a built-in GPS synchronous card to achieve synchronous testing of two sets in different places.
Q:What is the accuracy of the AC and DC output?
A:
The accuracy is 0.2% for the CYJB-421 model and 0.5% for the CYJB-426 model.
Q:What operating system does the device use?
A:
It runs on the Windows XP system with a built-in recovery function to prevent system crashes.
Send Inquiry
*To:
Kiyu Power Wuhan Co., Ltd
Kiyu Power Wuhan Co., Ltd*Content:
Supplier replies will be sent to your registered email
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