DR24121

Series:	DR
Packaging:	Bulk
Part Status:	Obsolete
Mounting Type:	DIN Rail
Circuit:	SPST-NO (1 Form A)
Output Type:	AC
Voltage - Input:	90 ~ 250VAC
Voltage - Load:	48V ~ 660V
Load Current:	45A
Termination Style:	Screw Terminal
Package / Case:	Hockey Puck with Heat Sink
Supplier Device Package:	--

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Introduction

Solid State Relays (SSR) are electronic switching devices that use an electrical signal to control a load in an application. The DR24121 Solid State Relay (SSR), developed by Deltron Enclosures, is a static, two-to-three lead solid-state switching device engineered to perform in the industrial automation market. The DR24121 utilizes a simple, low-cost design to provide reliable, low-maintenance operation with minimal power requirements. This product is a self-powered, static relay designed for low-power and high-speed switching in a wide variety of applications.

Design and Structure

The DR24121 is a low-profile, two-to-three lead SSR with an operating voltage range of 8 to 36V. It is designed to be a slim, surface-mount package that is rugged yet lightweight, making it easy to install and handle even in tight spaces. The relay is equipped with an insulation-resistant (non-inductive) operation with low power consumption. The DR24121 is constructed with a SMT-type base and an insulation-resistant lamination layer, and it is secured with rivets and rubber sealant.

Applications

The DR24121 offers a wide range of applications, including low-voltage motor control, industrial automation, continuous adjustable speed controls, general-purpose switched power, power resistors, and other industrial applications. It can be used to control and monitor power transmission, provide protection against overloads, and act as a safety switch in many applications.

Working Principle

The DR24121 Solid State Relay (SSR) uses an electromechanical relay to perform the electrical switching operation. The relay in the DR24121 operates based on the voltage, current, and other properties of the power supply. The relay should be wired according to the manufacturer\'s instructions to ensure the correct operation of the device. When a power supply is connected to the DR24121, the internal electromechanical relay is triggered by a voltage signal from the controller. The electromechanical relay then performs the switching operation and closes the circuit, allowing power to be transmitted to the load.

Conclusion

The DR24121 Solid State Relay (SSR) is a versatile, cost-effective device designed for industrial use. It offers a rugged and reliable solution to industrial automation and low-voltage motor control applications. The device is designed for low-power and high-speed switching and features an insulation-resistant lamination layer for high electrical performance. The DR24121 is ideal for controlling and protecting a wide variety of applications, from power transmission to overload prevention.

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