PR21-3-.325A-27491-1-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:	Push to Reset
Illumination:	--
Illumination Voltage (Nominal):	--
Mounting Type:	Panel Mount

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Circuit Breakers: PR21-3-.325A-27491-1-V Application Field and Working Principle

Circuit breakers are a vital part of all electrical systems. They are used to protect against overloads and electrical hazards. The PR21-3-.325A-27491-1-V is a circuit breaker that is used in the industrial sector. It is designed to interrupt circuits when a short circuit, overload, or ground fault is detected. In this article, we will discuss the PR21-3-.325A-27491-1-V’s application field and working principle.The PR21-3-.325A-27491-1-V circuit breaker is often used in industrial applications such as commercial manufacturing, oil and gas production, and power transmission. It is a molded case circuit breaker (MCCB) that has a current rating of 3 A and a voltage rating of 250 VAC. The PR21-3-.325A-27491-1-V is also rated to handle up to 27,500 amps of fault capacity. This makes it an ideal choice for protecting high-current circuits such as those found in industrial machinery.Now let us look at the working principle of the PR21-3-.325A-27491-1-V. When the circuit current becomes too high, the thermal-magnetic tripping mechanism will detect the increased current and trip the circuit breaker. This is due to the bimetallic strip inside the breaker which is heated by the current. This causes the strip to bend and close the breaker’s contacts, thus disconnecting the circuit. The PR21-3-.325A-27491-1-V also has an overvoltage protection system which will trip the breaker if the voltage exceeds the designed value.The PR21-3-.325A-27491-1-V circuit breaker is designed for important safety requirements. It has an overcurrent protection feature that will open the circuit in the event of an overload or short circuit. This helps to ensure that sensitive equipment is not damaged due to excessive current. In addition, the PR21-3-.325A-27491-1-V circuit breaker also has an overvoltage protection module that will disconnect power when the voltage reaches a dangerous level.The PR21-3-.325A-27491-1-V is a robust and reliable circuit breaker that can provide excellent protection against electrical hazards and overloads in industrial applications. Its bimetallic thermostat and overvoltage protection system are both effective in sensing the current and voltage respectively, and opening the circuit accordingly. This makes the PR21-3-.325A-27491-1-V a great choice for protecting sensitive industrial equipment.

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