Rockwell Automation A-B 1492-SP3B20020 MCB Supplementary Protector
The A-B 1492-SP3B20020 MCB is a supplementary protector designed for industrial applications. It enhances electrical safety by providing additional protection against overcurrent and short circuits. Ideal for use in control panels, motor drives, and other industrial equipment.
Manufacturer:Rockwell Automation
Model Number:1492-SP3B20020 A
Type:MCB – Supplementary Protector
Rated Current:200A
Voltage Rating:690V AC
Protection Class:IP20
Mounting Method:DIN Rail Mounting
Operating Temperature Range:-25°C to +70°C
Certifications:CE, UL, CSA
The Rockwell Automation A-B 1492-SP3B20020 MCB is an essential component for ensuring the safety and efficiency of electrical systems in industrial environments. Its compact design and robust construction make it a reliable choice for protecting circuits from overcurrent and short circuits.
This supplementary protector is built with high-quality materials to withstand harsh industrial conditions, providing long-lasting performance and minimal maintenance requirements. Its type C tripping characteristics are specifically designed for protecting loads such as fluorescent lighting and motor starters.
With a rated current up to 63A and a voltage rating of AC 230V, this protector can handle a wide range of industrial applications. It meets CE, UL, and IEC standards, ensuring compliance with global safety regulations.
Installation is straightforward thanks to its simple wiring and clear labeling, making it easy to integrate into existing electrical systems. Additionally, the protector features IP20 protection class, safeguarding internal components from dust and accidental contact.
For industrial control systems requiring top-tier circuit protection, the Rockwell Automation A-B 1492-SP3B20020 MCB is the ideal solution. Its reliable operation and robust design ensure the safety and continuity of your electrical systems.



















There are no reviews yet.