
Too Many Residual-current Devices? How to Choose the Right One
Here are five key factors to consider when selecting the perfect residual-current device for your needs.
Last updated 1 month ago. Automatically generated content.


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The circuit breaker type determines how effectively an electrical system can protect against overloads and short circuits. Choosing the right type ensures the safety of electrical installations and minimizes the risk of electrical hazards.
Popular options (you can select more than one)
Miniature circuit breaker
Typical price
38,– to 150,–Designed for low voltage applications, providing protection for residential and commercial electrical circuits.
Ideal for protecting individual appliances, ensuring reliable performance and safety in smaller installations.
Bestseller
Circuit breaker
Typical price
430,– to 1600,–Offers protection for both low and high voltage systems, suitable for a wide range of applications.
Ensures overall electrical system safety, preventing damage from electrical faults in diverse environments.
Bestseller

Schneider Electric Acti9 iMX tripping unit 100-415VAC
Fault current circuit breaker
Typical price
110,– to 520,–Detects and interrupts fault currents, protecting against electrical shock and fire hazards.
Recommended for sensitive environments where additional protection from current leaks is necessary, enhancing overall safety.
Bestseller
Tripping characteristic defines how quickly a residual-current device reacts to electrical faults, impacting its ability to protect against electrical hazards. Choosing the right tripping characteristic is essential for ensuring safety and preventing electrical fires, particularly in varying load conditions.
Popular options (you can select more than one)
C
Designed for moderate inrush currents, such as in commercial and industrial settings.
Provides reliable protection for circuits with motors and transformers, minimizing the risk of nuisance tripping.
Bestseller

Siemens Earth leakage circuit breaker C16 1p+N 0.03A A 5SU1326-7FP16
B
Ideal for low inrush currents, commonly found in residential applications.
Ensures quick response to electrical faults, offering enhanced safety in home environments.
Bestseller

Hager Helicopter 3 + N AC Switch B 10A 0.03A Type A 6kA Type RCBO (ADZ310D)
D
Suitable for high inrush current scenarios, often seen in heavy-duty industrial equipment.
Offers robust protection for circuits with significant starting currents, reducing the likelihood of unnecessary tripping.
Bestseller
Rated voltage refers to the maximum voltage a residual-current device can handle safely, ensuring it operates effectively without damage. Choosing the appropriate rated voltage is crucial for the device's performance and safety, as it must match the system's voltage to prevent electrical hazards.
Popular options
230 - 240 V
Typical price
57,– to 160,–Suitable for residential and small commercial settings with standard electrical systems.
Provides reliable protection in homes, where typical voltage levels fall within this range.
Bestseller

Siemens Earth leakage circuit breaker C16 1p+N 0.03A A 5SU1326-7FP16
241 - 500 V
Typical price
100,– to 200,–Designed for industrial applications with higher voltage requirements.
Ideal for factories or large commercial buildings, offering safety in environments with elevated voltage levels.
Bestseller
501 - 690 V
Typical price
450,– to 1800,–Intended for heavy-duty industrial environments with very high voltage.
Ensures protection in industries like manufacturing or mining, where robust electrical infrastructure is essential.
Bestseller
Residual current, or rated differential current, refers to the sensitivity of a residual-current device in detecting leakage currents, which can occur due to faults in electrical systems. Choosing the appropriate residual current rating is crucial for ensuring electrical safety, protecting individuals from electric shocks, and preventing electrical fires.
Popular options
0.03 - 0.03 A
Typical price
100,– to 230,–Highly sensitive option, detecting even small leakage currents for maximum protection.
Ideal for environments requiring stringent safety measures, such as residential areas or spaces with vulnerable individuals.
Bestseller

Siemens Earth leakage circuit breaker C16 1p+N 0.03A A 5SU1326-7FP16
0.04 - 0.1 A
Typical price
31,– to 250,–Moderate sensitivity suitable for general protection against electrical faults.
Recommended for typical household or commercial applications, balancing safety and practicality.
Bestseller
0.11 - 0.3 A
Typical price
95,– to 420,–Lower sensitivity option, designed for environments with higher current tolerance.
Best suited for industrial settings where equipment may naturally generate higher leakage currents.
Bestseller
The brand factor is pivotal in choosing a reliable Residual-current device, as it affects the product's quality, durability, and safety features. Renowned brands like Siemens, Schneider Electric, and ABB are often preferred for their advanced technology and trusted reliability in preventing electrical hazards.
Popular brands (you can select more than one)
Hager
Known for its innovative residential and commercial electrical solutions.
Offers easy installation and reliable protection for electrical circuits.
Bestseller

Hager Helicopter 3 + N AC Switch B 10A 0.03A Type A 6kA Type RCBO (ADZ310D)
Siemens
Leading in industrial technology with a focus on safety and efficiency.
Provides robust devices suitable for both residential and industrial applications.
Bestseller

Siemens Earth leakage circuit breaker C16 1p+N 0.03A A 5SU1326-7FP16
Schneider Electric
Renowned for its comprehensive range of energy management solutions.
Ensures high performance and safety, ideal for eco-friendly installations.
Bestseller

Schneider Electric Automatic control unit B 32A 3-pole R9F23332 Resi9
ABB
Expert in automation and electrification products.
Delivers high-quality devices that enhance safety and energy efficiency.
Bestseller
Doepke
Specializes in residual current protection devices with precise technology.
Offers tailored solutions for specific safety requirements in various settings.
Bestseller





