CMRA4845-10

Series:	CMRA48
Packaging:	Bulk
Part Status:	Active
Mounting Type:	DIN Rail
Circuit:	SPST-NO (1 Form A)
Output Type:	AC
Voltage - Input:	90 ~ 140VAC
Voltage - Load:	48V ~ 530V
Load Current:	45A
Termination Style:	Screw Terminal
Package / Case:	SSR with Integrated Heat Sink
Supplier Device Package:	--

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Solid State Relays are switching devices that utilize a solid-state semiconductor, such as a transistor or thyristor, to control the switching of a high voltage load current. They have been serving as a more efficient and reliable alternative to traditional electromechanical devices since the 1970s. The CMRA4845-10 is a type of Solid State Relay, designed and developed by Crouzet Industrial Automation. It is designed to precisely control the operation of an AC load.This relay is unique in that it combines a solid-state relay, a motor starter, and a contactor into one unit. It consists of a variable speed automatic motor starter, a solid-state overload relay, a PLC input relay, an adjustable time delay, and a contactor to ensure proper control of an AC motor\'s operation. The CMRA4845-10 is suitable for direct control of an AC motor in any application. It is capable of controlling up to 3HP motor for most applications, with optional higher power ratings available for special purposes. Its great robustness and ease of installation, along with superior features for motor protection, make it ideal for any industrial application. The working principle of the CMRA4845-10 is simple. When a voltage is applied to the control input, the relay switches the motor\'s voltage to the proper power source. If no voltage is applied, the relay opens the circuit and the motor is no longer powered. It also includes an adjustable time-delay, which allows the user to set the amount of time before the power is turned off. The CMRA4845-10 also includes an overload protection feature which prevents the motor from being over-loaded. When the current being drawn by the motor exceeds the relay\'s preset overload value, the relay will trip and a LED will indicate an overload event has occurred. This feature helps to avoid expensive motor damage due to over-loading. Additionally, the integrated PLC input relay allows the user to remotely control the motor from a PLC. Lastly, the CMRA4845-10 is built with a rugged, corrosion-resistant housing to ensure proper operation in any environment. Combined with its versatility and reliability, it is an ideal choice for a wide range of industrial applications. Overall, the CMRA4845-10 is a special type of Solid State Relay specifically designed for controlling an AC motor. It combines a variable speed automatic motor starter, a solid-state overload relay, a PLC input relay, an adjustable time delay, and a contactor into one unit. It is suitable for direct control of an AC motor in any application, and its features make it the ideal choice for any industrial application.

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