High Quality LZW32-10 Current Transformer from China Suppliers and Factory for ZW32-10 Circuit Breakers
High Quality LZW32-10 Current Transformer from China Suppliers and Factory for ZW32-10 Circuit Breakers
Product Functions
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Protection-Grade Current Measurement: Accurately converts primary system current to a standardized 5A secondary signal for protective relaying and fault detection.
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Circuit Breaker Integration: Provides essential current sensing for the operation and protection functions of ZW32-10 series vacuum circuit breakers.
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System Monitoring: Supplies reliable current data for basic load monitoring and control systems within the switchgear.
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Electrical Isolation: Ensures safe separation between the high-voltage primary circuit and the low-voltage secondary control circuits.
Applicable Environment
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Primary Application: Dedicated for installation within ZW32-10 type outdoor vacuum circuit breaker cabinets.
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System Voltage: Rated for 10kV distribution networks.
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Installation Setting: Designed for outdoor use, with a sealed silicone rubber housing providing excellent resistance to moisture, pollution, and wide temperature fluctuations.
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Climatic Conditions: Built to perform in an extended operational temperature range of -40℃ to +50℃, suitable for harsh environments. Altitude specifications can be customized per user requirements.
Product Highlights
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Optimized for ZW32 Breakers
Engineered for seamless mechanical and electrical integration with ZW32-10 circuit breakers, ensuring reliable performance and easy installation.
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Robust Outdoor Design
The silicone rubber shell provides superior environmental sealing, UV resistance, and long-term insulation stability in demanding outdoor conditions.
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Configuration Flexibility
Offers a broad current ratio range (50–600/5A) and supports multi-ratio or dual-winding designs per user request (note: only one ratio is active at a time in multi-ratio versions).
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Wide Operational Range
Certified for reliable operation across a -40℃ to +50℃ temperature range, making it suitable for extreme climates.
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Standard Compliance
Manufactured in accordance with GB/T 20840.2-2014, ensuring consistent quality and safety.
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Customization Available
Can be produced to meet special specifications, high-altitude requirements, or higher precision needs based on project demands.
Frequently Asked Questions
Q What is the primary application of this current transformer?
This current transformer is specifically designed for installation within ZW32-10 type outdoor vacuum circuit breaker cabinets, serving 10kV distribution networks for protective relaying and fault detection.
Q What current ratio range does this transformer support?
It supports a broad current ratio range of 50–600/5A. Multi-ratio and dual-winding configurations are also available upon request. Please note that only one ratio can be active at a time in multi-ratio versions.
Q Can this product be used in extreme weather conditions?
Yes. The transformer is rated for an operational temperature range of -40℃ to +50℃. Its sealed silicone rubber housing provides excellent resistance to moisture, UV exposure, pollution, and wide temperature fluctuations, making it suitable for demanding outdoor environments.
Q Which standard does this current transformer comply with?
This product is manufactured in accordance with GB/T 20840.2-2014, the Chinese national standard for instrument transformers, ensuring consistent product quality and safety.
Q Is customization available for special project requirements?
Yes. The product can be customized to meet special specifications, high-altitude installation requirements, or higher precision demands. Please contact us with your specific project requirements for a tailored solution.
Q How does the silicone rubber housing benefit outdoor installations?
The silicone rubber shell offers superior environmental sealing against moisture and pollution, excellent UV resistance, and long-term insulation stability. This ensures the transformer maintains reliable performance even in harsh and prolonged outdoor exposure conditions.