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ABB Residual Current Circuit Breaker with Overload Protection, 40A Current Rating, 2-Pole, 30 mA Trip Sensitivity, Type
Purpose-built for industrial applications, the ABB Residual Current Circuit Breaker with Overload Protection, 40A Current Rating, 2-Pole, 30 mA Trip Sensitivity, Type is a reliable component suitable for installation in control panels, switchgear, and industrial automation systems.

ABB Residual Current Circuit Breaker with Overload Protection, 40A Current Rating, 2-Pole, 30 mA Trip Sensitivity, Type
Purpose-built for industrial applications, the ABB Residual Current Circuit Breaker with Overload Protection, 40A Current Rating, 2-Pole, 30 mA Trip Sensitivity, Type is a reliable component suitable for installation in control panels, switchgear, and industrial automation systems.

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Product Description
The ABB Residual Current Circuit Breaker with Overload Protection, 40A Current Rating, 2-Pole, 30 mA Trip Sensitivity, Type is a purpose-built industrial product offering consistent performance in challenging conditions.
The component is engineered with industrial-grade reliability in mind, featuring thermal and mechanical properties that support continuous operation. Its design integrates seamlessly into modern control systems, automation networks, and power distribution architectures. Long-term performance is supported by a design that accounts for the electrical and mechanical demands of heavy-duty industrial use.
This product is commonly deployed in oil and gas processing facilities, where reliable electrical protection and control are critical for operational safety. It finds application in power distribution systems, cement manufacturing plants, and petrochemical processing environments. Marine installations, railway infrastructure, and aviation facilities also benefit from the proven performance characteristics of this type of industrial component.
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.
From an operational perspective, this component minimizes the risk of system failure through its reliable switching, protection, or control functionality. Facilities that depend on high availability — including continuous-process industries and critical infrastructure — benefit from the reduced failure rate that quality-engineered components provide. The product also supports predictive maintenance programs, as its known ratings and service intervals allow engineering teams to plan replacements before failures occur. This approach to asset management reduces unplanned downtime and supports overall equipment effectiveness (OEE) targets in industrial facilities.
Sourced and supplied by Z&F Corporation, this product is backed by expert technical support and a commitment to industrial quality standards. It represents a proven specification for industrial applications where reliability, safety, and performance consistency are required. For more information about this product, technical specifications, or to request a quotation, contact Z&F Corporation's industrial procurement and supply team.
Frequently Asked Questions
An RCCB only protects against earth leakage and needs a separate MCB for overload protection. An RCBO combines both functions in one device. If your board has the space and you'd rather run them separately, see our RCCBs category.
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