DRA3P48E4R

Series:	DRA3P
Packaging:	Bulk
Lead Free Status / RoHS Status:	--
Part Status:	Active
Moisture Sensitivity Level (MSL):	--
Circuit:	3PST-NO (3 Form A)
Output Type:	AC
On-State Resistance (Max):	--
Load Current:	4.2A
Voltage - Input:	18 ~ 28VDC
Voltage - Load:	48 ~ 510 V
Mounting Type:	DIN Rail
Termination Style:	Screw Terminal
Package / Case:	Module
Supplier Device Package:	--
Relay Type:	Contactor

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Contactors (Solid State): DRA3P48E4R application field and working principleSolid-state contactors (SSC) are switch components that are able to switch a high-voltage circuit using a low-voltage control signal. They are used in high-voltage switching applications such as AC motor drives, DC motors, and rectifiers, and offer a variety of advantages over mechanical contactors.Among the myriad of SSCs, DRA3P48E4R stands out as one of the most popular models. The SSC is an integrated contactor system, consisting of a contactor, relay, and power control logger all built into one single piece. It is suitable for applications up to 5000 A AC-3 rated voltage and can be use for direct switching of up to 315 kW per phase. The DRA3P48E4R is a cost-efficient, space-saving product that is popular for its high reliability and superior switching performance.One of the main applications of the DRA3P48E4R is for motor control in industrial and commercial settings. The SSC helps in controlling the speed, direction, and torque of the motor, which in turn helps in fine-tuning the performance of the motor to the desired operation. This makes the SSC ideal for applications such as hoists, elevators, conveyors, turnstiles, and hydraulic presses, where motor speed and torque can be tuned for optimal operation.Additionally, the DRA3P48E4R can be used as a power switch for applications such as lighting, heating, and cooling systems. In this application, the SSC can be used to switch on/off power to different parts of a building, allowing for better control of the environment.The working principle of the DRA3P48E4R is based on the integration of the contactor, relay, and power control logger. The contactor is responsible for switching the power on and off in response to a low-voltage control signal. The relay is used to protect the contactor from unintentional power surges and can also be used to sense the current flowing in the circuit. Finally, the power control logger records information such as the time and duration of each switch cycle, enabling the user to keep track of the contactor’s performance.In summary, the DRA3P48E4R is an integrated SSC that can be used for motor control and switching of power in industrial and commercial applications. The SSC utilizes a contactor, relay, and power control logger to provide high reliability and superior switching performance. The SSC is a cost-efficient, space-saving product that offers excellent control over motor speed, direction, and torque.

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