What is the lead time for production?

The average lead time is within 15 workdays for both peak and off-peak seasons.

Does the device support DC power supply output?

Yes, it has an independent DC auxiliary voltage source output of 110V (1A) and 220V (0.6A).

Three Phase Injection Protection Test Relays for Microcomputer Testing

Name: Three Phase Injection Protection Test Relays for Microcomputer Testing
Brand: Weshine Electric Manufacturing Co., Ltd.
SKU: 1995788105

Hebei, ChinaWeshine Electric Manufacturing Co., Ltd.

US$3,600.00-5,999.00

1 Piece

Product profile

Customization

Available

After-sales Service

24/7. All Time Zones Friendly

Warranty

1year

Model NO.

VS-JB903

Single Phase Current Output

0 ~ 40 a / Phase, Accuracy: 0.2% ± 5 Ma

Three Phase Parallel Output

0 ~ 120 a / Three Phase in Phase Parallel Output

Max Output Power Per Phase

400 Va

Frequency Range

0 ~ 1000 Hz, Accuracy 0.01 Hz

Harmonic Number

2 ~ 20 Second

Phase

0 ~ 360 The Accuracy Is 0.1 Degree

Switch Input Terminal

8 Pairs

DC Current Output

0~± 10 a / Phase

Size

338 mm * 168 mm * 305 mm

Transport Package

Poly-Crate with Plastic Foam

Specification

Weight: 12 kg

Trademark

WESHINE

Origin

China Hebei

HS Code

9030820000

Production Capacity

500 Pieces/Per Month

Key features

Comprehensive Protection Testing: Tests traditional relays, microcomputer protections, transformer differential, and standby automatic switching devices.

GPS Synchronization Capability: Optional built-in GPS card enables synchronous testing of two testers in different locations via RS232.

Self-Calibration Software: Software self-calibration eliminates manual potentiometer adjustment, ensuring high accuracy stability.

Dedicated DC Auxiliary Output: Provides independent 110V (1A) and 220V (0.6A) DC auxiliary voltage for relay testing.

User-Friendly Interface: Classic Windows XP interface with 8.4-inch TFT display, industrial keyboard, and photoelectric mouse support.

Flexible Customization Options: Offers full customization, minor customization, and flexible customization from samples or designs.

ISO Certified Manufacturer: Manufacturer holds ISO9001:2015, ISO45001:2018, and ISO14001 certifications with 100% product inspection.

Company profile

Years of Export ExperienceExhibition ExperienceManagement Certification

Weshine Electric Manufacturing Co., Ltd.

Hebei, 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: 13 Years CertifiedNearest Port: Tianjin PortAverage Response Time: ≤3.42h

AI-Powered supplier vetting

SummaryWeshine Electric Manufacturing Co., Ltd. is identified as a limited-company factory producing testing equipment, with 53 employees and no stated parent group affiliation. It provides multiple customization options and ODM services, and reports OEM service for well-known brands. Service processes, corrective and preventive action procedures, and complaint-handling procedures are documented and supported by records. However, the supplier reports no new products in the past year, no available SDK, no valid manufacturing contracts with affiliated subcontractors, and no overseas warehouse, showroom, agents, or branches. An audit by TUVRHEINLAND is listed, but the provided audit result is coded as “0” without an explanatory interpretation. Financial information is present only as reporting years and contains no assessable financial performance data.

Supplier typeThe supplier is identified as Weshine Electric Manufacturing Co., Ltd., a limited company and factory focused on testing equipment. It is described as a combined company, not an offshore company, and is not part of a larger company group.

After-Sales capabilityThe supplier has written and followed procedures for service assessment, corrective and preventive actions, and customer complaints. It reports in-stock capability and one-month lead times in both peak and off-season, but lacks overseas warehouses, showrooms, agents, and branches, with no overseas service countries stated.

R&D capabilityThe supplier offers ODM services and reports several design-service options, but it had no new products during the past year and has no available SDK. The evidence therefore shows some development-service capability but limited recent innovation evidence.

Production capacityThe supplier is identified as a factory producing testing equipment, has in-stock capability, reports one-month average lead times in both seasons, and lists six qualified suppliers. However, it reports no valid contract between the factory and related subcontractors, creating a documented manufacturing-governance deficiency.

Customization capabilityThe supplier explicitly offers customization from samples, customization from designs, minor customization, and full customization, as well as ODM services. This directly demonstrates broad customization coverage.