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LZW32-10G Outdoor Inverted Current Transformer from China Suppliers | High-Performance Factory Output for Accurate Measurement

LZW32-10G Outdoor Inverted Current Transformer from China Suppliers | High-Performance Factory Output for Accurate Measurement

The LZW32-10G Type Outdoor Inverted Current Transformer is a high-performance, butt-type transformer specifically engineered for seamless integration with the ZW32(43)-10 series vacuum circuit breakers. Manufactured in China, this transformer is ideal for outdoor applications and operates as a multi-turn, small transformer ratio current transformer (CT), providing exceptionally accurate small-current outputs, Key features of this product include a rated current ratio ranging from 10 to 600/5A and high accuracy ratings of 0.2S/10P20. It is designed to maintain robust performance in diverse environmental conditions, with an operational temperature range of -25℃ to 45℃. As a reputable factory among suppliers, we are committed to delivering high-quality current transformers that meet the demands of various industrial applications

    Product Functions
    Precise Current Measurement
    Multi-Turn CT

    Serves as a multi-turn current transformer with a small transformation ratio, accurately converting primary currents (10~600A) to a standard 5A secondary output for reliable metering and protection.

    Protection & Metering Integration
    Dual-Class

    Provides dual-class accuracy (0.2S for precise energy measurement and 10P20 for reliable protection relay operation), enabling simultaneous use for both billing and circuit protection functions.

    Seamless System Integration
    ZW32(43)-10

    Specifically designed for dedicated use with ZW32(43)-10 vacuum circuit breakers, ensuring easy installation, optimal compatibility, and stable performance within the switchgear assembly.

    Applicable Environment
    Primary Application
    Outdoor Distribution

    Optimized for outdoor electrical distribution systems, particularly in pole-mounted or ground-installed switchgear configurations incorporating ZW32(43)-10 vacuum circuit breakers.

    Industrial Use
    Grid & Renewable

    Ideal for grid distribution networks, renewable energy connections (like solar or wind farm step-up points), and industrial plant feeder circuits requiring outdoor current sensing.

    Environmental Resilience
    -25℃ to +45℃

    Built to withstand harsh outdoor conditions, operating reliably within an ambient temperature range of -25℃ to +45℃, suitable for various climatic regions.

    Product Highlights
    Superior Accuracy & Dual-Class
    0.2S + 10P20

    Offers high-precision 0.2S class accuracy for revenue metering combined with 10P20 protection class, ensuring both financial accuracy and system safety in one compact unit.

    Optimized Inverted Design
    Small-Ratio CT

    The inverted-type structure, available in butt or copper row styles, is engineered for excellent performance as a small-ratio CT, providing stable and precise signal output even at low primary currents.

    Robust Outdoor Construction
    Long-Term Reliability

    Features a design dedicated to enduring outdoor environments, ensuring long-term reliability, corrosion resistance, and consistent performance under varying weather conditions.

    High Compliance & Efficiency
    GB/T 20840.2-2014

    Manufactured in strict accordance with the GB/T 20840.2-2014 national standard. Its rated capacity of 10-15VA indicates high efficiency, reducing burden on secondary circuits and contributing to overall system energy efficiency.

    Frequently Asked Questions
    Q What primary current range does this current transformer support?
    This current transformer supports a primary current range of 10A to 600A, converting it to a standard 5A secondary output, making it suitable for a wide range of metering and protection applications in medium-voltage distribution systems.
    Q Which circuit breaker models is this CT compatible with?
    This current transformer is specifically designed for dedicated use with ZW32(43)-10 vacuum circuit breakers. It is engineered to ensure easy installation, optimal compatibility, and stable performance within the associated switchgear assembly.
    Q What accuracy classes does this CT provide, and why does it matter?
    This CT provides dual-class accuracy: 0.2S class for high-precision revenue metering and 10P20 class for protection relay operation. This dual-class capability allows a single unit to serve both billing accuracy and circuit protection functions simultaneously, reducing equipment costs and simplifying installation.
    Q Is this current transformer suitable for outdoor installation?
    Yes, this CT is specifically designed for outdoor use. It features robust construction to ensure long-term reliability, corrosion resistance, and consistent performance under varying weather conditions. It operates reliably within an ambient temperature range of -25℃ to +45℃, making it suitable for diverse climatic regions.
    Q What national standard governs the manufacture of this current transformer?
    This current transformer is manufactured in strict accordance with the GB/T 20840.2-2014 national standard, ensuring high quality, safety, and performance compliance. Its rated capacity of 10-15VA also contributes to high efficiency and reduced burden on secondary circuits.
    Q What types of applications are best suited for this current transformer?
    This CT is ideal for a wide range of outdoor power distribution applications, including pole-mounted and ground-installed switchgear, grid distribution networks, renewable energy connections such as solar and wind farm step-up points, and industrial plant feeder circuits that require reliable outdoor current sensing.