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Three Phase Relay Protection Test Device Microcomputer Secondary Current Injection Test Set
US$2,200.00
1 Set
Product profile
Customization
AvailableAfter-sales Service
Lifetime Technical SupportWarranty
1 Year for Relay Unit Protection TesterModel NO.
GDJB-PCMax Diameter of Workpiece
/Mass Scope of Workpiece
/Type
Relay Unit Protection Tester Secondary InjectionMaxcapacity
/Accuracy Grade
1Load Way
Electronic LoadLoading Method
Dynamic LoadDisplay
DigitalControl
Manual ControlWeight
12kgPower Source
AC220VOil Cylinder Position
/Item Name
Relay Unit Protection TesterApplication
Measure Parameters of Protection RelayApplicable Relays
Single Phase and Three Phase RelaysPower Supply
220V, 50HzTest Standard
IEC60044Time Frame
1ms-9999s, Measuring Accuracy: 1msUsage
3 Phase Relay Protection TestePower Frequency
50±1HzWork Temperature
-10°C~ 50°CEnvironment Humidity
≤90%RhPower Capacity
300va / PhaseWork Power
110V-400V AdjustableLine Voltage Range
0-240VMaximum Output Power Per Phase
420vaPhase Voltage/Line Voltage Output Power
70va/90vaTransport Package
Safety Wooden PackingSpecification
338*168*305mmTrademark
GOLDOrigin
Chongqing, ChinaHS Code
9031809090Production Capacity
100sets/MonthKey features
Lifetime Technical Support: Provides lifetime technical support for all relay unit protection testers.
Comprehensive Protection Testing: Tests AC/DC current, voltage, frequency, harmonics, differential, zero-sequence, and distance protection.
High Precision Measurement: Features 0.2% accuracy for current/voltage and 1ms measuring accuracy for time frames.
Versatile Power Sources: Functions as a universal three-phase AC/DC voltage and current source.
Wide Frequency Range: Supports frequency output from 0 to 1000Hz with high precision.
Portable Design: Compact dimensions of 338*168*305mm and lightweight at 12kg for easy transport.
Flexible Switching Terminals: Includes 8 input terminals and 4 output terminals with active/passive contact options.
IEC Standard Compliance: Meets IEC60044 test standards for reliable protection relay testing.
Company profile

Business Type: Manufacturer/Factory, Trading CompanyExport Year: 2008-05-03Nearest Port: Chongqing, ShanghaiAverage Response Time: ≤5.85hTerms 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, with operations in Chongqing, China. It develops and produces oil, electrical, fire-testing, and measuring equipment, supported by 11–20 R&D engineers, 11–20 quality-control staff, more than 10 production lines, and 50 total staff. The supplier reports ISO 9001 certification, self-managed import/export rights, export activity since 2008, broad international markets, and lead times within 15 workdays in both peak and off-peak periods. Evidence supports established manufacturing and export capabilities. However, the provided information does not sufficiently verify after-sales service procedures, customization capability, or detailed customer case outcomes. Financial assessment is limited because monetary information 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, indicating a manufacturing-oriented supplier with trading capabilities.
CertificationsThe supplier reports ISO 9001 certification and states that manufacturing follows ISO, ASTM D, IP, and GB standards. The evidence supports formal quality-system certification and standards-based production, although it does not specify the certification scope or validity period.
R&D capabilityThe supplier identifies itself as a high-tech enterprise engaged in research, design, development, and production, with 11–20 years of total R&D engineer experience. It also states that it continuously innovates and adopts advanced domestic and overseas technology, providing positive evidence of technical development capability.
Production capacityThe supplier operates more than 10 production lines, reports 11–20 quality-control staff, and describes itself as a professional manufacturer of oil testers, electrical testers, fire-testing equipment, and oil purifiers. Reported order fulfillment is within 15 workdays in both peak and off-peak seasons, supporting a documented production and delivery capability.
Product Q&A
Q:What is the warranty period for the relay unit protection tester?
A:
We provide a 1-year warranty specifically for the Relay Unit Protection Tester.
Q:What is the maximum current output for single phase?
A:
The single phase current output ranges from 0 to 40A RMS per phase.
Q:Can this device test DC based protection relays?
A:
Yes, it supports DC current and voltage based protection relay unit tests.
Q:What is the maximum output power for three phase parallel current?
A:
The maximum output power for three phase parallel current is 1000VA.
Q:How many switching input terminals does the device have?
A:
The device is equipped with 8 switching input terminals.
Send Inquiry
*To:
Chongqing Gold Mechanical & Electrical Equipment Co., Ltd.
Chongqing Gold Mechanical & Electrical Equipment Co., Ltd.*Content:
Supplier replies will be sent to your registered email
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