EL240A10-24

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Solid state relays (SSRs) are semiconductor switches that are used to control a wide range of electrical components and machines. They are especially useful in applications where electromechanical relays are not suitable, such as where high temperatures, vibrations, or a corrosive atmosphere exist. EL240A10-24 is a solid state relay designed specifically to meet wide temperature range requirements and features a wide range of applications. This article will discuss the application field and working principle of EL240A10-24.

The EL240A10-24 is suitable for applications such as home appliance, energy control, motor control, industrial automation, lighting, machine building and more. It is a zero-crossing SSR with on-state voltage drop of 1.6 V typical, maximum 2.0 V at 10 A. This relay accommodates AC or DC input voltage, as well as alternation of either AC or DC load voltage. Casing materials are UL94V-0 approved and operating temperature range is from -40 to +85 C. It also features a wide range of protection levels including circuit breaker, open or short circuit, overload, underload, transient voltage protection and more.

The EL240A10-24 is a zero-crossing SSR meaning it remains off until its trigger signal has reached the zero voltage point and then it turns on. This unique feature is important because it ensures that the relay is working in a stable, safe condition. The EL240A10-24 also features a PTC thermistor as a load current overload protection device and an LED indication for on/off status. The LED indication also shows the current output status of the relay.

The EL240A10-24 works on a simple circuitry that works in the following ways. Input voltage is connected to the live line that is then controlled by a triac control circuit. When the input voltage reaches the zero-crossing point, the circuit sends a signal to the triac that is connected to the load. The load is then connected to another output. When a low signal is sent to the triac, current is allowed to flow through the load and the relay is turned on. When the signal is removed, the current flow stops and the relay is turned off.

In addition to the above features, the EL240A10-24 also includes a soft start feature, which helps to prevent triac wear-out and provides a gentle start for loads. The soft start also reduces response time and improves operational stability. The EL240A10-24 also comes with a flame retardant plastic case making it suitable for a wider range of uses.

In conclusion, the EL240A10-24 is an excellent solid state relay with features and benefits suitable for various applications. Its zero-crossing feature helps in ensuring stable and safe operation while its protection levels allow for efficient load control. The soft start feature reduces response time and increases operational stability. Its flame retardant plastic casing ensures it can handle a variety of environmental conditions. With all these features, it is a great choice for any number of applications.

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