What is the minimum order quantity?

The minimum order quantity is 1 piece.

What payment methods are accepted?

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

How long is the lead time?

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

Microcomputer Relay Protection Instrument Three-Phase Electric Protection Calibrator

Name: Microcomputer Relay Protection Instrument Three-Phase Electric Protection Calibrator
Brand: Weshine Electric Manufacturing Co., Ltd.
SKU: 2000828655

Hebei, ChinaWeshine Electric Manufacturing Co., Ltd.

US$3,800.00-6,500.00

1 Piece

Product profile

Customization

Available

After-sales Service

7*24 Online Service/Change New

Warranty

1 Year

Model NO.

VS-JB900B

Display Type

Digital Only

Certification

Customized

Phase Accurrent Output (Effective Value)

0~40A/Phase, Accuracy 0.5%

3 Phase Parallel Current Output (Effecti

0~120A/3 Phase Parallel Output in Same Phase

Phase Current Working Value for Allowed

10A

Maximum Output Power of Each Phase

420va

Maximum Output Power of 3 Parallel Curre

900va

Maximum Permitted Work Time of 3 Paralle

10s

DC Frequency Range

0~1000Hz; Accuracy: 0.001Hz

Harmonic Time

2~20

Phase

0--360°; Accuracy: 0.1°

DC Current Output

0~±30A / Phase, Accuracy:0.5%

Phase AC Vol Output (Effective Value)

0~125V/Phase, Accuracy: 0.5%

Line AC Voltage Output (Effective Value)

0~250V

Phase Voltage / Line Voltage Output Powe

75va / 100va

AC Frequency Range

0~1000Hz Accuracy: 0.001Hz

Switch Input Terminals

8 Pairs

Transport Package

Polycrate with Plastic Foam

Specification

455 mm× 530 mm× 220 mm

Trademark

Weshine

Origin

Hebei, China

HS Code

903039

Production Capacity

500 Piecesnper Month

Key features

Comprehensive After-Sales Support: 7*24 online service and free replacement for defective units.

1-Year Warranty Coverage: Full warranty protection for all mechanical and electrical components.

Advanced DSP+FPGA Architecture: 16-bit DAC output generating high-density sine waves for superior accuracy.

High-Precision Current Output: 0-40A per phase or up to 120A in 3-phase parallel with 0.5% accuracy.

Flexible Customization Options: Full customization available from samples, designs, or minor adjustments.

GPS Synchronization Capability: Optional built-in GPS card enables remote synchronization testing between devices.

Self-Calibrating Software: Automated calibration function ensures long-term accuracy stability without manual adjustment.

Robust Windows XP Interface: User-friendly OS with restore function to prevent crashes from illegal shutdowns.

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: ≤3.64h

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.