What is the frequency range of the output?

The base wave frequency range is 20Hz to 1000Hz, supporting up to 20 harmonic frequencies.

Is the device suitable for training purposes?

Yes, it is designed for electrical engineering and technician training and education.

What safety features are included?

The unit includes built-in overcurrent, short-circuit, and grounding protection features.

Three Phase Secondary Injection Relay Protection Tester Relay Test Set

Name: Three Phase Secondary Injection Relay Protection Tester Relay Test Set
Brand: Chongqing Gold Mechanical & Electrical Equipment Co., Ltd.
SKU: 917101405

Chongqing, ChinaChongqing Gold Mechanical & Electrical Equipment Co., Ltd.

US$3,500.00

1 Piece

Sample price:US$4000.00/piece.Request sample

Product profile

Customization

Available

After-sales Service

Life Time Support

Warranty

1 Year for Three Phase Relay Protection Test Unit

Model NO.

GDJB-PC

Type

Secondary Injection Relay Tester

Accuracy Grade

Load Way

Electronic Load

Loading Method

Static Load

Display

Digital

Control

Manual Control

Power Source

AC220V

Product Name

Three Phase Secondary Injection Relay Tester

Standard

Dl/T624-1997

Usage

Secondary Injection Testing

Application

Relay Tester

Power

Electronic, AC220V±10% 50Hz

Function

3 Phase Relay Protection Tester

Frequency Range

0 -- 1000Hz

Harmonic Number

2--20second

Phase

0--360the Accuracy Is 0.1 Degree

DC Current Output

0--± 10A / Phase

Line Voltage Output

0--240V

Air Contact

1 -- 20 Ma

Switch Input Terminal

8yes

Brand

Gold

Model

Gdjb-PC

Transport Package

Standard Venner Case

Specification

67*61*41CM

Trademark

GOLD

Origin

Chongqing

HS Code

9031809090

Production Capacity

1000PCS/Month

Key features

Lifetime Technical Support: Provides continuous after-sales service and support for the entire product lifecycle.

Comprehensive Fault Simulation: Simulates single-phase ground faults, phase-to-phase short circuits, system oscillations, and composite faults.

Wide Frequency Range: Supports frequency output from 20Hz to 1000Hz with up to 20 harmonic frequencies.

Waveform Reconstruction: Capable of reading and reconstructing recorded fault waveform files for repeated testing.

Multi-Relay Testing: Suitable for calibrating overcurrent, under/overvoltage, directional, distance, and differential relays.

Advanced DSP Technology: Uses digital signal processing to manipulate amplitude, phase, and frequency for accurate fault generation.

Built-in Safety Protections: Equipped with overcurrent, short-circuit, and grounding protection features for safe operation.

Company profile

Chongqing Gold Mechanical & Electrical Equipment Co., Ltd.

Chongqing, China

Business Type: Manufacturer/Factory, Trading CompanyExport Year: 2008-05-03Nearest Port: Chongqing, ShanghaiAverage Response Time: ≤5.38hTerms of Payment: LC, T/T, PayPal, etc.International Commercial Terms(Incoterms): FOB, EXW, CFR, CIF, DDP, CPT

AI-Powered supplier vetting

SummaryChongqing Gold Mechanical & Electrical Equipment Co., Ltd. is identified as both a trading company and manufacturer/factory in China, with stated capabilities in oil, electrical, fire, and measuring equipment. Evidence indicates more than 10 production lines, 11–20 R&D engineers, 11–20 quality-control staff, and 50 total staff. The supplier holds ISO 9001 certification, has self-operated import/export rights, and reports peak- and off-peak-season lead times within 15 working days. It describes international sales coverage across multiple regions and adherence to ISO, ASTM D, IP, and GB standards. However, the provided information does not establish after-sales procedures, customization services, or specific customer case details. Financial credibility cannot be assessed because financial data is excluded from this analysis.

Supplier typeThe supplier is explicitly described as a factory and as both a trading company and manufacturer/factory. Its stated business involves researching, designing, developing, and producing scientific and measuring instruments, supporting classification as a manufacturing-oriented supplier.

CertificationsThe supplier explicitly reports ISO 9001 certification and states that manufacturing follows ISO, ASTM D, IP, and GB standards. ISO 9001 is direct evidence of a certified quality-management system, while the standards statement supports structured manufacturing compliance.

R&D capabilityThe supplier describes itself as a high-tech enterprise engaged in research, design, development, and production, with 11–20 years of total R&D-engineer experience and stated continuous innovation. These details explicitly support an established innovation function.

Production capacityThe supplier reports more than 10 production lines, 11–20 quality-control staff, 50 total staff, and lead times within 15 working days in both peak and off-peak seasons. Its described manufacturing scope covers oil testers, electrical testers, fire-testing equipment, and oil purifiers, providing direct evidence of operational production capacity.