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ABB S802S Series Residual Current Circuit Breaker, 100A, 2-Pole
The ABB S802S Series Residual Current Circuit Breaker, 100A, 2-Pole offers dependable industrial performance and is suitable for deployment across power distribution, oil and gas, petrochemical, and manufacturing facilities.

ABB S802S Series Residual Current Circuit Breaker, 100A, 2-Pole
The ABB S802S Series Residual Current Circuit Breaker, 100A, 2-Pole offers dependable industrial performance and is suitable for deployment across power distribution, oil and gas, petrochemical, and manufacturing facilities.

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Product Description
Engineered for durability and performance, the ABB S802S Series Residual Current Circuit Breaker, 100A, 2-Pole is a trusted industrial component suited for a wide range of operational environments.
This product features rugged construction designed to withstand the mechanical stresses and environmental challenges typical of industrial installations. Its compact design allows for efficient space utilization in control panels, distribution boards, and automation enclosures. The unit provides reliable protection and operational control under continuous-duty conditions, reducing maintenance requirements and unplanned downtime.
Engineers and facility managers in the oil and gas sector rely on this type of component for robust electrical performance under harsh field conditions. The product is equally at home in power distribution networks, industrial manufacturing lines, and process control systems. Cement plants, petrochemical refineries, and marine operations represent typical deployment environments where performance consistency is non-negotiable.
Manufactured to international quality standards, the product undergoes rigorous testing to verify performance under rated conditions. Its rated electrical characteristics ensure compatibility with standard industrial supply voltages and control circuit configurations. The physical design accommodates standard mounting arrangements, simplifying integration into existing infrastructure.
Long-term reliability depends on the quality of individual components within a system, and this product is designed to meet the demands of extended industrial service. Its construction materials and engineering tolerances are selected to maintain performance within specification over the full rated service life. For operators managing aging infrastructure or undertaking system modernization, this type of product provides a dependable upgrade path that minimizes installation complexity. The result is improved system reliability, reduced maintenance burden, and enhanced confidence in operational continuity.
For procurement teams, facilities engineers, and project developers working in demanding industrial sectors, this product represents a dependable, well-specified component choice. Its combination of proven performance, build quality, and standards compliance makes it suitable for critical applications where reliability is paramount. Z&F Corporation supplies this product as part of its comprehensive range of industrial electrical and automation solutions, ensuring availability and expert technical support for clients across multiple sectors.
Frequently Asked Questions
Type AC detects standard sinusoidal AC earth-fault current only. Type A additionally detects pulsating DC fault current, which is required wherever the circuit feeds electronic equipment such as variable speed drives, EV chargers or switched-mode power supplies — most modern installations specify Type A as the minimum.
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