0102030405
LXK-D (80, 120, 140, 160, 200, 240) Type Residual Current Transformer
2025-08-11
The LXK-D series residual current transformers, available in 80, 120, 140, 160, 200, and 240 specifications, are precision-engineered devices designed to enhance eleCtrical safety by detecting leakage currents in power systems. As a critical component in residual current protection, these transformers play a vital role in preventing electric shocks, fire hazards, and equipment damage caused by ground faults.
Design & Construction Excellence
Crafted with high-quality materials, the LXK-D series features a compact and robust design tailored for reliable performance in diverse environments. Key design attributes include:
- A split-core or solid-core structure (dEpending on model) for flexible installation, accommodating different cable sizes and mounting requirements.
- High-permeability magnetic cores that ensure accurate current sensing with minimal signal distortion, even in high-noise electrical environments.
- Flame-retardant and insulation materials compliant with international safety standards, providing excellent dielectric strength and thermal stability.
Precise Sensing & Performance
- Current Sensing Range: Optimized to detect residual currents from a few milliamperes (mA) up to the rated sensitivity, ensuring early warning of even minor leakage.
- Accuracy Class: Meets Class 1 or higher precision standards, delivering consistent and reliable measurements for precise protection coordination.
- Frequency Adaptability: Operates efficiently across 50/60Hz power systems, making it suitable for global applications.
- Low Power Consumption: Designed to minimize energy loss, contributing to the overall efficiency of the electrical system.
Safety & Compliance
The LXK-D series is engineered to adhere to stringent safety regulations, including IEC 61869 and GB 14048 standards, ensuring compatibility with residual current circuit breakers (RCCBs) and other protective devices. Its stable performance under varying load conditions and resistance to electromagnetic interference (EMI) further enhance system safety.
Application Scenarios
Ideal for a wide range of low-voltage electrical systems, these transformers are widely used in:
- Residential and commercial buildings, protecting household appliances and lighting circuits.
- Industrial facilities, safeguarding machinery, control panels, and production lines.
- Renewable energy systems (solar, wind) to monitor leakage in inverter and distribution circuits.
- Medical equipment and data centers, where uninterrupted and safe power supply is critical.
Key Advantages
- Versatile Sizing: The 80 to 240 range covers various cable diameters, offering flexibility for different installation scenarios.
- Easy Integration: Compatible with most residual current protectors and monitoring systems, simplifying retrofitting and new installations.
- Long-Term Reliability: Withstand harsh operating conditions, including temperature fluctuations (-25°C to +70°C) and humidity, ensuring a long service life.
- Cost-Effective Safety: Provides essential protection at an accessible price point, making it a smart investment for electrical system safety.