| Allicdata Part #: | 2954248-ND |
| Manufacturer Part#: |
2954248 |
| Price: | $ 0.00 |
| Product Category: | Relays |
| Manufacturer: | Phoenix Contact |
| Short Description: | RELAY GEN PURPOSE |
| More Detail: | Solid State |
| DataSheet: |  2954248 Datasheet/PDF |
| Quantity: | 1000 |
| 1 +: | 0.00000 |
Specifications
| Series: | * |
| Part Status: | Obsolete |
Description
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Solid State Relays, or SSR’s, have been around since the early 1950’s and have evolved over the years into the reliable devices we have today. 2954248 was one of the first practical solid state relays and is now widely used in a variety of applications. This article will discuss the basic principles of solid state relays and how they can be utilized in many applications.A solid state relay is an electronic device that uses an electrical current to switch a larger electrical current without any mechanical parts. The most common kind of solid state relays are optically isolated, meaning they use infrared light sources, such as LEDs or lasers, to control the on and off state of the larger electrical current. With two states, on and off, it is possible to achieve both a control voltage or a control current required to switch the larger current on or off.The most common application for 2954248 is in power switching applications. These include motor and fan control, hot tub heating, air conditioners, heater fans, and lighting control. In these applications, the SSR creates an electrical barrier, meaning that the larger electrical current does not directly pass through the SSR itself. The control voltage or current is transmitted over the optical channels instead, allowing for higher voltages and currents that can be handled without the SSR getting destroyed.In order to work efficiently and conveniently, the SSR must have two inputs: a control voltage or control current and a DC or AC voltage. The control voltage or current is used to trigger the SSR to switch the larger current on or off. The DC or AC voltage provides the power, allowing the SSR to move from its “off” state to its “on” state. When these two inputs are provided, the SSR will use triacs, which are miniaturized semiconductor switches, to move between its two states.An advantage of using solid state relays is that they are extremely reliable. Unlike mechanical relays, which rely on mechanical components to switch between its two states, SSRs have no moving parts. This increased reliability also allows them to be used in a wider range of applications, including those where higher levels of power are needed. Furthermore, they are much more compact and lightweight than traditional mechanical relays, making them easier to install and use.In addition to power switching applications, solid state relays can also be used in signal processing and telecommunications applications. They can be used to isolate signal inputs and outputs, which prevents interference between multiple signals in the same system. They can also be used to reduce noise in a signal transmission, improving the overall signal quality in a system.Finally, solid state relays can be used as temperature controllers. By connecting the SSR to a temperature sensing device, such as a thermistor, the SSR can be triggered to switch on or off based on the measured temperature. This allows for accurate temperature control in a system, which can be used to regulate heating or cooling in a variety of applications.Overall, 2954248 is a common and effective solid state relay used in many different applications. By using its two inputs, which are a control voltage or current and either a DC or AC voltage, the SSR can move between on and off states. Its reliability and compact size allow it to be used in power switching applications, signal processing applications, and as a temperature controller.
The specific data is subject to PDF, and the above content is for reference
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