| Allicdata Part #: | 277-9480-ND |
| Manufacturer Part#: |
2949994 |
| Price: | $ 187.05 |
| Product Category: | Relays |
| Manufacturer: | Phoenix Contact |
| Short Description: | RELAY GEN PURPOSE SPST 10A 24V |
| More Detail: | General Purpose with Socket Relay SPST-NO (1 Form ... |
| DataSheet: | 2949994 Datasheet/PDF |
| Quantity: | 2 |
| 1 +: | $ 170.04300 |
| Turn On Voltage (Max): | -- |
| Coil Power: | -- |
| Contact Material: | Silver Cadmium Oxide (AgCdO) |
| Operating Temperature: | -20°C ~ 50°C |
| Termination Style: | Screw Terminal |
| Mounting Type: | DIN Rail |
| Features: | Diode, LED Indicator |
| Release Time: | 15ms |
| Operate Time: | 13ms |
| Turn Off Voltage (Min): | -- |
| Series: | -- |
| Switching Voltage: | 250VAC - Max |
| Contact Rating (Current): | 10A |
| Contact Form: | SPST-NO (1 Form A) |
| Coil Voltage: | 24VDC |
| Coil Current: | 28.0mA |
| Coil Type: | Non Latching |
| Relay Type: | General Purpose with Socket |
| Part Status: | Active |
| Packaging: | Bulk |
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Power relays are a type of switching device which allow a low power signal or input signal to control a higher powered signal or output. The 294999 4 application field and working principle is one such type of power relay, typically used to control loads over two amperes.
Function & Application
The 294999 4 power relay is designed to reliably control or switch a higher voltage or power current, while operating on a much lower signal input. This type of relay is most often used in large buildings or spaces where one set of controls needs to switch a number of loads. For example, in warehouse or industrial settings, one control switch may be used to control lighting or machinery on multiple floors, using a 294999 4 power relay.
Relays also have automotive applications, such as headlights, windshield wipers and power windows. These typically use a 294999 4 power relay, allowing a single switch to control multiple windows, or different power settings on a single window. The 294999 4 power relays also have a wide variety of applications in consumer electronics, such as amplifiers, air conditioning systems, and televisions.
Working Principle
The294999 4 power relay operates by energizing an electromagnet, which is connected to a set of electrical contacts. When the electromagnet is energized, it attracts the contacts, allowing current to flow through the electrical circuit. When the electromagnet is not energized, the contacts are held away from the contacts, and the electrical circuit is broken. Usually, the electromagnet is energized when a switch is activated, such as when a low voltage button is pressed. This is how the 294999 4 power relay is able to switch high voltage or power current using a low power input.
The 294999 4 power relay also has a safety feature that prevents it from being triggered accidentally. This is accomplished by placing the electromagnet in a position where it is not energized, even with the input signal. This prevents accidental triggering and keeps the contacts in the closed position.
Specifications
The 294999 4 power relay has several specifications that should be considered when determining the best relay for a particular application. The current ratings and voltage ratings, as well as the size and operating frequency, should all be taken into consideration. The maximum current rating of the relay should be at least twice the rated current of the load that it is designed to control. The voltage rating should also be taken into account, as it determines the maximum voltage that the relay can control. The size of the relay should be chosen to fit within the allotted space requirements of the application, while the operating frequency should be chosen to match the frequency of the load that it is controlling.
Conclusion
The 294999 4 power relay has a wide variety of applications, from controlling large buildings to consumer electronics. It is a reliable and efficient way to switch higher voltages and power currents using a low power input. When selecting the right power relay for a specific application, it is important to consider the current rating, voltage rating, size, and operating frequency of the relay.
The specific data is subject to PDF, and the above content is for reference
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2949994 Datasheet/PDF