Eton is a professional China MES Current Transformers (including BH-0.66) manufacturer. Our products are designed for indoor AC circuits, featuring pure copper coils, flame-retardant ABS casings, and 0.5-level measurement accuracy. With multiple installation methods (bottom plate, DIN rail, busbar) and complete specifications, they are widely used in substations, distribution cabinets, and industrial automation equipment to provide reliable current measurement and relay protection for power systems.
Our MES Current Transformers are core components for AC power systems, primarily used in indoor circuits
to measure current, calculate electric energy, and provide relay protection. Adopting high-purity copper coils and
precision-engineered iron cores, they deliver stable performance and 0.5-level measurement accuracy. The
flame-retardant ABS casing ensures safety against short circuits and overloads, while the compact design supports
flexible installation. Available in various ratios and sizes, our transformers meet the diverse needs of power
distribution, industrial automation, and energy management scenarios.
COMPANY INTRODUCTION
Committed to providing comprehensive services for industrial automation control. Satisfy the needs of all aspects of
the power system with precise, reliable, energy-saving, and environmentally friendly intelligent power distribution
products. We adhere to strict quality control from R&D to production, ensuring each product meets international
standards, and strive to be a trusted partner for global customers in the electrical measurement equipment industry.
NEW QUALITY UPGRADE & MORE DURABLE
Our MES Current Transformers have undergone a full quality upgrade. Precision-manufactured, they achieve up to 0.5-level
measurement accuracy, enabling fast and precise current measurement. The pure copper coils are neatly wound around
high-quality iron cores, reducing resistance and ensuring stable performance. The flame-retardant ABS casing is sturdy
and shock-resistant, with an operating temperature range of up to 75°C, making the product durable and reliable for
long-term use in harsh industrial environments.
STRUCTURAL ANALYSIS
The transformer features a compact and scientific structure, including 4 core components:
TERMINAL PROTECTION COVER : Flip design protects secondary wiring terminals, facilitates observation of wiring conditions, and simplifies later
maintenance.
FLAME-RETARDANT CASING : High-strength engineering plastic, anti-corrosion, wear-resistant, insulating, and flame-retardant, ensuring safety
and durability.
METAL RING-SHAPED IRON CORE : High-quality iron core with uniform magnetic field distribution, ensuring accurate and stable current measurement.
INSTALLATION SLOT : Supports multiple installation methods (bottom plate, DIN rail, busbar), enabling quick and flexible deployment.
PURE COPPER COIL & STABLE PERFORMANCE
Our transformers use high-purity copper wires neatly and evenly wound around the iron core, delivering lower
resistance and stable performance. Compared with other products with low copper content coils, our pure copper coils
are less prone to burning out, have higher durability, and a longer service life, ensuring reliable operation even
under heavy load conditions.
FLAME RETARDANT ABS MATERIAL
The shell is made of high-performance flame-retardant ABS engineering plastic with excellent flame-retardant and
insulation properties. It can effectively inhibit combustion and prevent fires caused by high temperatures generated
by instruments due to faults such as short circuits and overloads, thus better ensuring the overall safety of the
power system. The material is also anti-corrosion and anti-aging, with a long service life.
THE SHELL IS STURDY AND SHOCK-RESISTANT
The shell is made of high-strength engineering plastic, and the surface has undergone fine processing until it is
smooth and burr-free, presenting a beautiful and elegant appearance. It has excellent shock resistance and compression
resistance, can resist daily collision and mechanical vibration, and will not deform or damage. The material is
anti-corrosion and anti-aging, suitable for long-term stable use in various complex industrial environments.
COMPACT SIZE & EASY TO INSTALL
The transformer features a compact size and three installation methods: bottom plate, DIN rail, and busbar. Quick
installation, convenient and fast, with unrestricted installation location. It is compatible with various distribution
cabinets and electrical equipment, suitable for quick deployment in different scenarios, reducing installation time
and cost.
TERMINAL PROTECTION COVER
The flip design of the terminal protection cover provides excellent protection for the secondary wiring terminals and
facilitates observation of the wiring condition, making it convenient for later maintenance. The clear terminal
marking ensures correct wiring, avoiding wiring errors and improving installation efficiency.
OUR PRODUCTS VS. OTHER PRODUCTS
COMPARISON ITEM
OUR PRODUCTS
OTHER PRODUCTS
COIL MATERIAL
Pure copper coils, low resistance, not easily burned out
Low copper content coils, high resistance, prone to burning out, short lifespan
MEASUREMENT ACCURACY
0.5-level high accuracy, fast and precise measurement
Low precision, large measurement error, poor stability
• COMPLETE SPECIFICATIONS : Multiple models and ratios to choose from, meeting the needs of different working conditions.
PRODUCT PARAMETERS
BH-0.66 30I
ITEM
DATA
PRODUCT NAME
BH-0.66 30I CURRENT TRANSFORMER
RATED FREQUENCY
50/60Hz
BURDEN
2.5VA
RATED VOLTAGE
0.66kV
TURNS
1T
ACCURACY LEVEL
0.5 Level
OPERATING TEMPERATURE
-20~75°C
MES62/30
ITEM
DATA
PRODUCT NAME
MES62/30 CURRENT TRANSFORMER
RATED FREQUENCY
50/60Hz
BURDEN
2.5VA
RATED VOLTAGE
0.72/3kV
RATIO
25/5
ACCURACY LEVEL
0.5 Level
OPERATING TEMPERATURE
-20~75°C
MES62/40
ITEM
DATA
PRODUCT NAME
MES62/40 CURRENT TRANSFORMER
RATED FREQUENCY
50/60Hz
BURDEN
5VA
RATED VOLTAGE
0.72/3kV
RATIO
500/5
ACCURACY LEVEL
0.5 Level
OPERATING TEMPERATURE
-20~75°C
COMPLETE SPECIFICATIONS
We offer a full range of current transformers with various ratios (e.g., 25/5, 50/5, 100/5, 500/5) and sizes (e.g.,
30I, 40I), meeting the diverse needs of different power systems and equipment. All products are certified by
authoritative institutions, ensuring reliable quality and performance.
AUTHORITATIVE CERTIFICATION
Our current transformers have passed professional laboratory testing and certification, in line with national and
international industry standards. The whole production process implements strict quality control, including accuracy
calibration, withstand voltage test, aging test and other links, ensuring the accuracy, safety and stability of each
product. Authoritative certification provides a strong guarantee for global customers' bulk procurement and long-term
cooperation.
WIDELY USED
Our MES Current Transformers are widely used in:
• SUBSTATION : Current measurement and relay protection
• AUTOMATION EQUIPMENT : Industrial process control and current monitoring
• FLOW PRODUCTION : Factory energy consumption monitoring and management
• DISTRIBUTION CABINET : Low-voltage distribution system current measurement
• RESIDENTIAL BUILDING : Apartment complex power usage management
• DEPARTMENT STORE : Commercial building power metering and monitoring
FAQ
1.WHAT IS THE MAIN FUNCTION OF THIS PRODUCT?
It is mainly used in indoor AC circuits to measure current, calculate electric energy, and provide relay protection
functions for power systems.
2. WHAT IS THE MEASUREMENT ACCURACY?
It adopts 0.5-level high accuracy, which meets international industrial measurement standards, ensuring accurate and
reliable current measurement.
3.WHAT INSTALLATION METHODS ARE AVAILABLE?
It supports three installation methods: bottom plate, DIN rail, and busbar, enabling flexible and quick deployment in
various scenarios.
4.WHAT IS THE OPERATING TEMPERATURE RANGE?
The product can operate stably at -20~75°C, suitable for various indoor and outdoor industrial environments.
5.WHAT RATIOS AND SIZES ARE AVAILABLE?
We offer a full range of ratios (e.g., 25/5, 50/5, 100/5, 500/5) and sizes (e.g., 30I, 40I), meeting the diverse needs
of different power systems.
6.IS THE PRODUCT CERTIFIED?
Yes, our products have passed MA/CNAS certification and other authoritative tests, ensuring reliable quality and
performance.
Hot Tags: Mes Current Transformer, High Accuracy Current Sensor, Low Power Loss Transformer, Reliable Power Monitoring Device
For inquiries about Three-Phase Power Meters, Digital Multimeters, Electronic Power Meters, Current Transformers and Adjustable Voltage Protectors or price list, please leave your email to us and we will be in touch within 24 hours.
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