R21-1-17.5A-34020-6-V

Series:	SNAPAK®
Part Status:	Active
Lead Free Status / RoHS Status:	--
Breaker Type:	Magnetic (Hydraulic Delay)
Moisture Sensitivity Level (MSL):	--
Current Rating:	--
Number of Poles:	2
Actuator Type:	Rocker
Illumination:	--
Illumination Voltage (Nominal):	--
Mounting Type:	Panel Mount

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Circuit Breakers: R21-1-17.5A-34020-6-V

Circuit breakers are vital components in electrical systems. They are designed to protect the whole system from damage due to an overload, fault, or short circuit. There are many different types of circuit breakers available to meet different needs, depending on the application.

Application Field

The R21-1-17.5A-34020-6-V circuit breaker is a ground-fault circuit interrupter (GFCI) and is used primarily to protect people from electric shock by interrupting the flow of current when it detects a fault on the circuit, even if the fault is too small for a normal circuit breaker to detect. It is suitable for use in both residential and commercial applications, such as kitchens, bathrooms, utility rooms, workshops, garages, and any place that is considered a wet or potentially wet location.

Working Principle

The R21-1-17.5A-34020-6-V works by constantly monitoring the electrical current on the circuit and compares the current flow between the hot line and the neutral line. If the device detects an imbalance that exceeds a certain threshold, it will trip, interrupting the flow of electricity and protecting the circuit from overload, fault, or short circuit. The GFCI circuit breaker has two main components – the main breaker and the trip unit. The main breaker is the main switch that turns the circuit on and off. The trip unit is the protected component that continuously monitors the other two lines – the hot and neutral line – and detects any imbalances. When an imbalance is detected, the trip unit sends a signal to the main breaker to trip and interrupt the circuit.

Advantages

One of the advantages of using GFCI circuit breakers like the R21-1-17.5A-34020-6-V is that they provide a much higher level of safety than traditional circuit breakers. GFCI breakers are able to detect even the smallest changes in current, making them much more effective in shutting off power in the event of a fault or overload. Additionally, GFCI circuit breakers are designed to be tamper-resistant and offer reliable and long-lasting protection.

Disadvantages

GFCI circuit breakers can be more expensive than traditional breakers, and are not suitable for use in outdoor applications due to their high sensitivity. Additionally, they require more maintenance and testing than traditional circuit breakers.

Conclusion

The R21-1-17.5A-34020-6-V circuit breaker is a type of GFCI circuit breaker that provides higher protection for residential and commercial applications in wet or potentially wet locations. Although more expensive and requiring more maintenance than traditional circuit breakers, the R21-1-17.5A-34020-6-V offers excellent protection against faults, overloads, and short circuits.

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