What are the payment terms?

We accept LC, T/T, D/P, PayPal, Western Union, and small-amount payments.

How long is the lead time for production?

The average lead time is one month for both peak and off-season periods.

High Precision Three Phase Relay Protection Test Analyzer

Name: High Precision Three Phase Relay Protection Test Analyzer
Brand: Weshine Electric Manufacturing Co., Ltd.
SKU: 1992924515

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 auto-switching devices.

GPS Synchronization Function: Built-in optional GPS card enables synchronous testing of devices in different locations via RS232.

High Precision Outputs: Single phase 0-40A, three phase 0-120A, frequency 0-1000Hz, with accuracy up to 0.01Hz.

User-Friendly Interface: Windows XP interface with 8.4-inch TFT screen, industrial keyboard, and mouse for easy operation.

Self-Calibration Technology: Software self-calibration improves accuracy stability without needing to open the case.

Independent DC Voltage Source: Provides 110V (1A) and 220V (0.6A) DC auxiliary output for relay power supply testing.

ISO9001 Certified Manufacturer: Established in 2013, with 12 R&D engineers and 100% finished product inspection.

Flexible Customization Options: Supports OEM/ODM, customization from samples/designs, and minor/full customization.

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: ≤3.38h

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.

Product Q&A

Q:What types of relays can this analyzer test?

It tests traditional relays, protection devices, modern microcomputer protections, transformer differential protection, and standby automatic switching devices.

Q:Does the device support GPS synchronization?

Yes, it has an optional built-in GPS synchronous card that allows synchronous testing of two testers in different places via RS232.

Q:What is the warranty period?

The product comes with a 1-year warranty and 24/7 after-sales service friendly to all time zones.

Q:Is customization available for this product?

Yes, we offer OEM/ODM services, including customization from samples, designs, minor customization, and full customization.

Q:What is the minimum order quantity (MOQ)?

The minimum order quantity is 1 piece.