Allen-Bradley 1492-RCDA4A40 Bulletin 1492 Residual Current Device (RCD) for DIN rail mounting, 4-pole, 40A rated, provides earth leakage protection for industrial control circuits and equipment. Designed for integration into panelboards and control enclosures as part of a comprehensive circuit protection system.

Residual Current Device (RCD) The **Allen-Bradley 1492-RCDA4A40 Residual Current Device (RCD)** is a critical component designed to enhance electrical safety in automation systems. This device provides essential protection against electrical shock and fire hazards by detecting and interrupting current leakage, thereby safeguarding both personnel and equipment. ## Key Features • **Rated Current:** 40A, ensuring compatibility with a wide range of industrial applications. • **Residual Current Rating:** 30mA, ideal for personal protection and minimizing electrical hazards. • **Voltage Rating:** 230/400V AC, suitable for standard industrial power systems. • **Protection Class:** Type A, offering reliable detection of both alternating and pulsating direct residual currents. • **Compact Design:** Space-saving dimensions enable easy installation in control panels and enclosures. ## Applications • **Industrial Automation:** Essential for protecting control circuits and machinery in manufacturing environments. • **Commercial Buildings:** Ideal for electrical installations requiring compliance with safety regulations. • **Residential Use:** Provides an added layer of safety in homes with high electrical loads. • **Compatibility:** Can be integrated with various Allen-Bradley PLC systems and motor control setups. ## Benefits • **Enhanced Safety:** Rapidly detects ground faults, reducing the risk of electrical shocks and fires. • **Operational Reliability:** Ensures continuous operation of machinery by preventing unexpected shutdowns due to current leakage. • **Durability:** Built to withstand harsh industrial conditions, ensuring long service life and minimal maintenance. • **Regulatory Compliance:** Meets international safety standards, making it suitable for diverse applications across different sectors. --- *Product information compiled with AI assistance for reference purposes.*