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عربىDescription: The MINGTUO LMZ Current Transformer (CT) is engineered for precise current m...
Current Transformers Manufacturers
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LMZ Current Transformer – 150/5A, 0.5s Class, Protection & Metering
MingTuo Current Transformers are designed to provide accurate current measurement and protection signals for low- and medium-voltage power systems. Manufactured with high-quality iron cores and precision copper windings, they feature low resistance and stable electrical performance. The epoxy resin housing offers excellent insulation, heat resistance, and mechanical strength. Available in multiple structures such as through-core, split-core, bushing, and three-phase integrated types, these current transformers are widely used with circuit breakers, meters, and protection devices to ensure reliable system monitoring and fault protection.
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About Us
Zhejiang Mingtuo Electrical Technology Co., Ltd.
Zhejiang Mingtuo Electrical Technology Co., Ltd. is a technology-driven enterprise specializing in the research, development, and manufacturing of low-voltage and medium-voltage circuit breakers. Leveraging Liushi's comprehensive electrical industry chain and local advantages, we provide reliable and safe electrical protection products along with customized solutions for global industrial, commercial, and residential power distribution systems.
Current Transformers Manufacturers and Medium Voltage Current Transformer Factory in China. Our products are exported to over 30 countries worldwide, including Europe, the Middle East, Southeast Asia, and Africa. Our diverse clientele encompasses power distribution cabinet manufacturers, engineering contractors/EPC firms, electrical distributors and agents, system integrators, and OEM customers. We provide our partners with a comprehensive one-stop service, spanning from technical support, solution alignment, and prototype development to mass production delivery. Custom CT Current Transformers.
We are committed to becoming a trusted electrical protection partner for global customers through professional engineering capabilities, consistent manufacturing quality, and flexible customization services.
Current Transformers Manufacturers and Medium Voltage Current Transformer Factory in China. Our products are exported to over 30 countries worldwide, including Europe, the Middle East, Southeast Asia, and Africa. Our diverse clientele encompasses power distribution cabinet manufacturers, engineering contractors/EPC firms, electrical distributors and agents, system integrators, and OEM customers. We provide our partners with a comprehensive one-stop service, spanning from technical support, solution alignment, and prototype development to mass production delivery. Custom CT Current Transformers.
We are committed to becoming a trusted electrical protection partner for global customers through professional engineering capabilities, consistent manufacturing quality, and flexible customization services.
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When a maintenance engineer opens a distribution panel and sees an MCCB with terminals marked 1, 3, 5 and 2, 4, 6, the molded case circuit breaker diagram is what makes the wiring safe to understand. In short, an MCCB diagram tells you where the incoming and outgoing connections go, which internal ...
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Inside a 1000 V photovoltaic combiner box, the fault current never passes through the natural zero that alternating current reaches every half cycle. An AC breaker clears most faults because the current collapses periodically; a DC breaker receives no such assistance. That is why a DC molded case c...
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A maintenance crew arrives at an industrial control panel to replace a failed motor contactor. The electrician turns the handle of the disconnect switch to the off position, sees the visible air gap inside, applies a lockout tag, and only then starts working. Thirty meters away, a circuit breaker h...
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Industry knowledge
High-Precision Current Transformers for Medium Voltage Applications
Current Transformers are essential for accurate current measurement and reliable protection in medium-voltage power systems. Zhejiang Mingtuo Electrical Technology Co., Ltd. manufactures these transformers with high-quality iron cores and precision copper windings, ensuring low resistance and stable electrical performance. Their epoxy resin housing provides excellent insulation, mechanical strength, and heat resistance, making them suitable for demanding industrial, commercial, and residential applications.
Company Overview: Trusted Electrical Protection Solutions
Zhejiang Mingtuo Electrical Technology Co., Ltd. is a technology-driven enterprise specializing in the research, development, and manufacturing of low- and medium-voltage circuit breakers. Leveraging Liushi’s comprehensive electrical industry chain and local advantages, Mingtuo provides reliable and safe electrical protection products along with customized solutions for global industrial, commercial, and residential power distribution systems.
With professional engineering capabilities, consistent manufacturing quality, and flexible customization, Mingtuo is a trusted partner for customers seeking high-performance electrical protection and monitoring solutions.
Design Features of MingTuo Medium Voltage Current Transformers
Core and Windings
MingTuo Current Transformers use high-grade iron cores and precision-wound copper coils, delivering low electrical resistance and stable current measurement. This design reduces energy loss and improves accuracy for metering and protective relay operations.
Epoxy Resin Housing
The epoxy resin casing ensures excellent insulation, heat resistance, and mechanical durability. This allows Current Transformers to operate safely under high-voltage stress and harsh environmental conditions, extending service life and minimizing maintenance.
Variety of Configurations
MingTuo offers multiple Current Transformer structures to meet diverse applications:
- Through-core type for permanent installation in switchgear panels.
- Split-core type for retrofit installations without disconnecting conductors.
- Bushing type for integration into transformer or switchgear bushings.
- Three-phase integrated type for compact installations and simplified wiring.
Applications in Power Systems
MingTuo Medium Voltage Current Transformers are widely used to provide measurement and protection signals to:
- Circuit breakers for fast and reliable fault detection.
- Energy meters for accurate billing and load monitoring.
- Protective relays for system monitoring and automatic shutdown during abnormal conditions.
| Current Transformers Type | Rated Voltage | Application |
|---|---|---|
| Through-core | Up to 36 kV | Permanent switchgear installation |
| Split-core | Up to 24 kV | Retrofit without disconnecting lines |
| Bushing type | Up to 36 kV | Transformer and switchgear bushings |
| Three-phase integrated | Up to 24 kV | Compact installations with simplified wiring |
Conclusion: Reliable Monitoring and Protection with MingTuo Current Transformers
MingTuo Medium Voltage Current Transformers provide accurate measurement, robust protection, and long-term reliability. Their high-quality construction, versatile configurations, and compatibility with circuit breakers, meters, and protective relays make them indispensable in modern power distribution systems. Combined with Zhejiang Mingtuo Electrical Technology Co., Ltd.’s commitment to engineering excellence and customization, these Current Transformers ensure safe and efficient operation of industrial, commercial, and residential power networks worldwide.
Zhejiang Mingtuo Electrical Technology Co., Ltd. All Rights Reserved.
Current Transformers Manufacturers Custom Medium Voltage Current Transformer Factory
