IELHK11-33962-5-V

Series:	IEL
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:	Lever
Illumination:	--
Illumination Voltage (Nominal):	--
Mounting Type:	Panel Mount

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Circuit breakers are designed to protect electrical systems and devices from damage due to overcurrents. The IELHK11-33962-5-V circuit breaker is no exception. This circuit breaker is specifically designed for medium voltage applications, where reliable contact performance is critical and where the interrupting capacity must be able to withstand short duration fault currents up to 5kA. The main components of an IELHK11-33962-5-V circuit breaker are the contactor, thermal overload relay, busbar, support frames, armature and actuator. The contactor is a mechanical device that is responsible for switching on and off the current flow in the circuit. It is usually composed of metal plates that slide over each other and are attached to an actuator, which helps in its operation. The thermal overload relay is an electronic device that is used to protect the circuit from overheating. It can detect the temperature of the contacts and either trip the circuit to cut off the current or activate the armature to open the contacts. The busbar is an assembly of conductive metal bars responsible for supplying power to different circuit components. The support frames help to support the busbar and other components of the circuit breaker. Finally, the armature is a spring membrane which is attached to the contactor and actuated by the overload relay. This allows for the swift opening of the circuit in the event of a fault. In terms of operation, the IELHK11-33962-5-V circuit breaker is a two-step process. Initially, the overload relay detects any temperature variation or fault condition in the circuit. If the temperature is too high or the fault current is beyond the preset limitations, the relay trips the circuit. The contactor then opens the contacts to cut off the current supply. This purpose of this is to ensure that the contact does not remain open under excessive current. In conclusion, the IELHK11-33962-5-V circuit breaker is a reliable and durable device for use in medium voltage applications. It has proven to be an effective way of protecting electrical systems and devices from overcurrents and other faults. It is composed of several components, such as the contactor, thermal overload relay, busbar, support frames, armature and actuator, which all work together to ensure that the circuit breaker operates correctly and reliably. Additionally, the two-step process helps to ensure that the contact does not remain open under excessive current.

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