Electrical Testing Portable Power Meter Energy Meter Calibration Test Equipment
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Product Highlights
- High Precision Accuracy: Accuracy classes available at 0.05% and 0.1% for professional calibration.
- Multi-Function Measurement: Measures energy meter errors, harmonics (2nd-51st), clock errors, and transformation ratios.
- Patented Self-Adjusted CT: Features patent-pending self-adjusted clamp-on CTs for flexible current measurement.
- Wide Voltage Range: Supports power supply from AC57V to 450V and measures voltage from 30V to 480V.
- Portable Design: Compact dimensions of 249x154x58mm and lightweight at 1.8kg for field use.
- Long Battery Endurance: Equipped with lithium battery providing up to 4 hours of continuous operation.
- CE Certified Safety: Product conforms to CE safety standards for reliable international use.
- Customization Options: Offers full customization, minor customization, and flexible options based on samples or designs.
Product Attributes
- Customization
- Available
- After-sales Service
- Yes
- Warranty
- 1 Years
- Model NO.
- HZ-3521
- Application
- Energy Meter Calibration Equipment
- Power
- Electricity
- Certification
- CE
- Voltage Output
- 220V
- Current Output
- 10A
- Customized
- Customized
- Power Supply
- AC57~450V, 50~60Hz
- Weight
- 1.8kg
- Communication Port
- RS 232
- Relative Humidity (Not Condensing)
- 40%-95%
- Warm-up Time
- < 3 Minutes
- Battery Endurance
- 4 Hours
- Power Consumption
- About 10va
- Function
- 3 Phase
- Temperature
- -20-40ºC
- Accuracy
- 0.05
- Transport Package
- Standard Exported Packing,According to Customs Req
- Specification
- 249× 154× 58
- Trademark
- Huazheng
- Origin
- China
- HS Code
- 9028309000
- Production Capacity
- 2000/Month
- Package Size
- 43.00cm * 24.00cm * 29.00cm
- Package Gross Weight
- 6.000kg
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 Electrical Testing Portable Power Meter Energy Meter Calibration Test Equipment
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Electrical Testing Portable Power Meter Energy Meter Calibration Test Equipment -
Electrical Testing Portable Power Meter Energy Meter Calibration Test Equipment -
Electrical Testing Portable Power Meter Energy Meter Calibration Test Equipment -
Electrical Testing Portable Power Meter Energy Meter Calibration Test Equipment -
Electrical Testing Portable Power Meter Energy Meter Calibration Test Equipment -
Electrical Testing Portable Power Meter Energy Meter Calibration Test Equipment -
Electrical Testing Portable Power Meter Energy Meter Calibration Test Equipment
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Product Description
I.Introduction
The handheld three-phase energy meter field calibrator is a series of Our company's products, and is a product integrated with low-voltage energy meter calibrator and low-voltage metering device calibrator. It can not only measure high-voltage energy meter and wiring, but also measure the integrated error of low-voltage measuring devices, as well as TA transformation ratio, TV and TA secondary load. Such an instrument is equivalent to several instruments.
II.Details
| Details : | |
| ² Accuracy classes: 0.05%, 0.1% ² Measurement of energy meter errors, display of voltage, current, power, power factor, frequency etc. ² Measurement of harmonics of 2nd to 51st ² Measurement of clock error (of energy meter) ² Measurement of transformation ratio for CT ² Communication examination for energy meters ² Measurement for register ² Detection of wiring failures and calculation of electricity compensation ² USB and communication ports available ² Self adjusted clamp-on CT's (KHPEC's patent) provided ² Double of power supply via lithium battery or PT |
III.Parameter
| General | |||
| Power supply | AC57~450V, 50~60Hz | ||
| Power consumption | About 10VA | ||
| Ambient temperature | -20ºC--+40ºC (accuracyassured) | ||
| Relative humidity (not condensing) | 40%-95% | ||
| Dimension(L×W×H, mm) | 249×154×58 | ||
| Weight | 1.8Kg | ||
| Warm-up time | < 3 minutes | ||
| Battery endurance | 4 hours | ||
| LCD color display | 5.7", 320×240 TFT | ||
| Communication port | RS 232 | ||
| Safety | |||
| Declaration of conformity | CE conformed | ||
| Operation reference | |||
| Measuring ranges | |||
| Voltage | AC 30~480V | ||
| Current: |
Direct connection-1A, 5A Via clamp-on CT's: 5A, 20A(±0.2%, self adjusted), 100A, 500A, 1000A(±0.5%) |
||
| Frequency | 45~65Hz | ||
| Phase | -180 º ~+180º | ||
| Constant of pulse | 5A: FL=3.6×104P/KWh FH=3.6×107P/KWh Others:FL=36000×5/rated current (P/KWh) FH=3.6×107×5/ rated current (P/KWh) |
||
| Harmonic measurement | Range: 2nd ~51st Accuracy: ±0.01% (compared to 100% fundamental wave) |
||
| Transformation ratio deviation | < ±0.5% | ||
| Voltage deviation | < ±0.01% | ||
| Frequency deviation | < ±0.01%(45-55Hz) | ||
| Influence of temperature | < ±5ppm/ ºC(typical) | ||
| Variation in 24hrs. | <±0.02% (class 0.1) | <±0.01% (class 0.05) | |
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 Insulation Oil Tester, Cable Fault Locator, Power Quality Analyzer, High Voltage Generator, High Voltage Capacitor, Testing Transformer and so on.
Customer Visit
Exhibition
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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.
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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 accuracy of this device?
- The device offers high precision with accuracy classes of 0.05% and 0.1%.
- How long does the battery last?
- The built-in lithium battery provides up to 4 hours of endurance.
- Can this device measure harmonics?
- Yes, it can measure harmonics ranging from the 2nd to the 51st order.
- What is the warranty period?
- The product comes with a 1-year warranty covering mechanical defects.
- Is customization available?
- Yes, we offer full customization, minor customization, and options based on samples or designs.
- What is the minimum order quantity?
- The minimum order quantity is 1 set.
- 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?
- The average lead time is within 15 working days for both peak and off-peak seasons.
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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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- Products
- Electrical Meters
- Energy Meter Calibrator
- Electrical Testing Portable Power Meter Energy Meter Calibration Test Equipment
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