Secondary Injection Test Device 3 Phase Microcomputer Protection Relay Tester
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Product Highlights
- High Precision Output: 0.5 magnitude accuracy for AC/DC voltage and current outputs.
- Multi-Phase Capability: Supports 4-phase voltage and 3-phase current with parallel output up to 120A.
- Flexible Control Modes: Features standalone operation and dual mode with computer connection.
- Comprehensive Testing Functions: Includes switch quality measurement, time measurement, and harmonic analysis.
- Wide Frequency Range: Base wave frequency range from 20Hz to 1000Hz with up to 20 harmonics.
- OEM and ODM Services: Offers full, minor, and flexible customization from samples or designs.
- Robust Software Features: Strong software function with rich switch quantity contacts support.
- Reliable After-Sales Support: Prompt problem resolution and professional technical assistance available.
Product Attributes
- Customization
- Available
- After-sales Service
- Yes
- Warranty
- 1 Years
- Model NO.
- HZJB-I
- Mass Scope of Workpiece
- <900kg
- Type
- Universal Testing Machine
- Maxcapacity
- 3 Phase
- Accuracy Grade
- 0.5
- Load Way
- Electronic Load
- Loading Method
- Static Load
- Display
- Digital
- Control
- Computer Control
- Weight
- 0-100Kg
- Power Source
- AC220V
- Oil Cylinder Position
- No
- Usage
- Three Phase Relay Protection Tester
- Work Power
- 110V-400V Adjustable
- Power Frequency
- 50±1Hz
- Phase
- 0--360 °
- Power Capacity
- 300va / Phase
- Line Voltage Range
- 0--250V
- Power
- AC220V ± 10% 50Hz 10A
- Environment Humidity
- ≤90%Rh
- Work Temperature
- -10°C~ 50°C
- Certificate Standard
- ISO CE
- Transport Package
- Standard Carton/ Box
- Specification
- CE/ISO/IEC
- Trademark
- HuaZheng
- Origin
- Baoding, Hebei
- HS Code
- 9030820000
- Production Capacity
- 500set /Year
- Package Size
- 60.00cm * 51.00cm * 31.00cm
- Package Gross Weight
- 28.000kg
Shipping
- Shipping Cost:
- Contact the supplier about freight and estimated delivery time.
Online Trading Protection
- Payment Guarantee
-
Platform-protected payments with refund support for eligible order issues.
- Platform Logistics
- Clearer shipment tracking with platform-supported logistics.
- Inspection Service
- Optional pre-shipment inspection for quality and quantity checks.
- After-Sales & Dispute Handling
- Platform-assisted dispute resolution, including refunds or returns when applicable.
Only orders placed and paid through Made-in-China.com Secured Trading are eligible for payment protection and the corresponding platform services.
Product Images of Secondary Injection Test Device 3 Phase Microcomputer Protection Relay Tester
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Product Description
I.Introduction
Relay protection microcomputer test device plays a key role in operating electricity power systems reliably and safely. It is the testing device used in professional field of microcomputer protection, relay protection, excitation measurement, fault recorder.
II.Main Features
-
The standard output of 4 phases of voltage and 3 phases of current
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The stand-alone operation is convenient
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Dual operation model, connect computer for work
-
Strong function of software
-
The amount of switch quantity contacts is rich
-
Large LCD screen
-
Self-protection
-
Independent DC power output
-
Cost-effective
III.Technical Data
|
3 Phase Relay Protection Tester |
|
|
Alternating Current Output: |
|
|
Output accuracy |
0.5 magnitude |
|
Phase current output (effective value) |
0~40A |
|
Three parallel phase current output (effective value) |
0~120A |
|
Phase current value with long time under permission (effective value) |
10A |
|
Phase current maximum power output |
420VA |
|
Three parallel phase current maximum power output |
900VA |
|
Three parallel phase current maximum work time |
10s |
|
Frequency range (base wave) |
20~1000Hz |
|
Harmonic frequency number |
1~20 time(s) |
|
Direct Current Output: |
|
|
Output accuracy |
0.5 magnitude |
|
Current output |
0~±10 A/each phase, 0~±30 A/every three parallel |
|
Maximum output of load voltage |
20v |
|
Alternating Voltage Output: |
|
|
Output accuracy |
0.5 magnitude |
|
Phase voltage output (RMS) |
0~120v |
|
Line voltage output (RMS) |
0~240v |
|
Phase voltage/line voltage power output |
80VA/100VA |
|
Frequency range (base wave) |
20~1000Hz |
|
Harmonic frequency number |
1~20 time(s) |
|
Direct voltage output: |
|
|
Output accuracy |
0.5 magnitude |
|
Phase voltage output amplitude |
0 ~ +160v |
|
Line voltage output amplitude |
0 ~ +320v |
|
Phase voltage/line voltage power output |
70VA/140VA |
|
The Switch Quality and Time Measurement |
|
|
Switch parameters input - 7 ways |
Empty contact: 1~20mA, 24v |
|
Power contact access:"0": 0~+6V;"1": +11V~+250V |
|
|
Switch parameters output - 2 couples |
DC: 220V/0.2A;AC: 220V/0.5A |
|
Measuring range |
0.1ms ~ 9999s |
|
measuring accuracy |
0.1ms |
|
Volume and weight |
|
|
Appearance and size |
400×300×180 (mm) |
|
Weight of a single machine |
22kg |
|
Supply power |
AC 220V±10%,50/60Hz |
|
Environmental temperature |
-10ºC~ +50ºC |





IV.Company Information
HuaZheng Electric Manufacturing (Baoding) Co.,Ltd is the supplier of the State Grid in China.It means we are the supplier of the Chinese Government.And our products spread throughout the whole China.
What's more, our customers come from different countries like America, England, Bulgaria, Brazil, Chile, Malysia, Vietnam and so on.
Our main products are Safety Products, Insulation Oil Tester, Cable Fault Locator, Power Quality Analyzer, High Voltage Generator, High Voltage Capacitor, Testing Transformer and so on.
V. Our Services
1. Good after sales service: Any small problem happening will be solved at the most prompt time;
2. We have many years of experience, we have specializing in fastener;
3. Specifications list is available upon your request
4. Welcome to send enquiry,we will reply soon.If you want to know more,pls feel free to contact us.
5. Prompt shipment with professional documents
6. Packing as your request, with photo before shipment
7. High quality and competitive price
8. All the product quality are under strict controll and offer good service.
9. Our produts now are known by lots of our domestic customers and oversea clients.
VI.Customer Visit
VII.Exhibition
VIII.Similar Recommendation
About the Supplier
This supplier has been audited by SGS. Verify the report on the official SGS website with ID "QIP-ASR246684". Items marked "" are certified.
Company Profile
Who We Are
Huazheng Electric Manufacturing (Baoding) Co., Ltd. Was established on March 13, 2008, and is headquartered in the High-Tech Development Zone of Baoding, Hebei Province, China - a major hub for power equipment manufacturing with convenient access to Beijing and international logistics channels.
We are a manufacturer and factory specializing in the research, development, production, sales, and after-sales support of electrical power testing instruments and related equipment. From compact field instruments to integrated test systems, Huazheng Electric supports utilities, transformer manufacturers, oil laboratories, EPC contractors, maintenance teams, and research institutes worldwide.
Our team of 24 dedicated professionals covers R&D, production, quality control, sales, and technical service. Despite our focused scale, we maintain strong engineering capability, disciplined manufacturing processes, and responsive customer support. Every product reflects our commitment to accuracy, reliability, and practical usability in real field and laboratory conditions.
Huazheng Electric operates under a general manager responsibility system with clearly defined departments including R&D, production, QC, procurement, sales, and service. We combine manufacturing strength with continuous product innovation, and we work closely with universities and industry partners such as North China Electric Power University and Hebei University on technology development and application.
As a qualified supplier to State Grid Corporation of China, we have extensive experience meeting the rigorous requirements of national power utilities. Our instruments are widely used across China and exported to international markets, where buyers value our combination of technical performance, competitive pricing, and dependable service.
Our Promise: People-oriented service, customer-first support, and mutually beneficial long-term partnerships.
Quality & Certifications
ISO 9001: 2015 - Quality management system
CE Marking - For export to European and international markets
Standards - IEC, ASTM, IEEE, GB (design and testing)
Primary Application Sectors
National and regional power utilities and grid companies
Transformer manufacturers and repair workshops
Switchgear and circuit breaker manufacturers
Cable manufacturers and installation contractors
Petrochemical and industrial enterprises with critical electrical assets
Third-party testing laboratories and certification bodies
Universities and research institutions
EPC companies involved in substation and power plant construction
Main Products:
Transformer Oil Test Series
Transformer Test Series
High Voltage Test Series
Circuit Breaker Test Series
Relay Protection Test Series
Insulation Resistance Test Series
Power Quality Analysis Series
CT & PT Analysis Series
Energy Meter Calibration Series
Cable Fault Location Series
Transformer Oil Filtration Series
Battery Test Series
Partial Discharge Test Series
SF6 Gas Test Series
Petroleum Product Test Series
Visit Us
Huazheng Electric Manufacturing (Baoding) Co., Ltd. Welcomes buyers, agents, and partners to visit our factory or connect with us online.
Address: No. 3, Building 9, High-Tech Digital Valley, No. 3099, Xiangyang North Street, Baoding, Hebei, China
Whether you need a single transformer oil BDV tester, a VLF hipot tester for your cable testing program, a relay protection tester for substation maintenance, or a complete transformer test bench, Huazheng Electric is ready to support your project with professional instruments and dependable service.
About Our Factory & Business Background
-
Business Type
- Manufacturer/Factory
- Address
- No. 3, Building 9, High-Tech Digital Valley, No. 3099, Xiangyang North Street, Baoding, Hebei, China
-
Plant Area
- 700 square meters
-
Number of Employees
- 24
-
Registered Capital
- 10,000,000 RMB
-
Terms of Payment
- LC, T/T, D/P, PayPal, Western Union, Small-amount payment
-
International Commercial Terms(Incoterms)
- FOB, CIF, CFR, EXW
-
Average Lead Time
-
Peak Season Lead Time: within 15 workdays
Off Season Lead Time: within 15 workdays -
Nearest Port
- Tianjin Port
-
Minimum Order Quantity
- 1 Set
-
Supply Chain Partners
- 15
Our Production Capability & Technical Expertise
-
Main Products
- Transformer Tester, Transformer Oil Tester, Relay Tester, High Voltage Tester, Circuit Breaker Tester
-
Production Lines
- 10
-
Production Machines
- Lathe, Bench Drilling Machine, Electric Tool, Electric Soldering Iron, Winder, Super Mute Terminal Machine
-
QA/QC inspectors
- 3 people
-
Inspection Type for Finished Products
- 100% inspection(Visual inspection & Function inspection)
-
Inspection Method for Finished Products
- Have instructions and uniformly followed
-
Customization Options
- Customization from Samples, Customization from Designs, Full Customization, Minor Customization, Flexible customization
-
ODM Service Available
- Yes
-
OEM Service Available
- Yes
-
R&D Engineers
- 1 people
-
Traceability of Raw Materials
- Yes
-
Own Brand
- Yes
Our Industry Experience & Global Business Record
-
Year of Establishment
- 2008-03-13
-
Export Year
- 16 years
-
Main Markets
- South America
-
Repeat Buyers Choice
- 80%~100%
-
Number of Foreign Trading Staff
- 13
-
Overseas Agent/Branch
- No
-
New Products Launched in Last year
- No
Our Certifications, Standards & Industry Recognition
-
Management System Certification
- ISO9001:2015
-
Product Certification
- CE
-
Cooperated with Fortune 500
- No
FAQ
- What is the output accuracy of the device?
- The device provides an output accuracy of 0.5 magnitude for alternating current, direct current, and voltage outputs.
- Can the device operate without a computer?
- Yes, the device supports stand-alone operation, though it can also be connected to a computer for work.
- What are the maximum current output capabilities?
- It offers 0-40A per phase, 0-120A for three parallel phases, and a maximum power output of 420VA per phase.
- Does the product support customization?
- Yes, we offer full customization, minor customization, and customization from samples or designs.
- What is the warranty period for this tester?
- The product comes with a 1-year warranty.
- What is the minimum order quantity?
- The minimum order quantity is 1 set.
- How long does it take to ship the product?
- The average lead time is within 15 workdays for both peak and off-peak seasons.
- What payment methods are accepted?
- We accept LC, T/T, D/P, PayPal, Western Union, and small-amount payments.
Send your message to this supplier
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Product Groups
- Transformer Oil Tester Series
- High Voltage Test Set Series
- Transformer Test Equipment Series
- Transformer Oil Purifier
- Primary And Secondary Current Injection Test Set
- Circuit Breaker Tester
- CT PT Analyzer
- Partial Discharge Tester
- SF6 Gas Analyzer
- Cable Tester Series
- Arrester Tester
- Insulation Resistance Tester
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