Short circuit protector with relay - Electronic Project
Introduction:
A power supply unit is an indispensable power supply unit for every electronic enthusiast and engineer project system working in the relevant field. Though today all Circuit Diagrams currently use hi-tech power supply units having project systems and built-in protection, there are folks who still rely on ordinary types of power supply units with Circuit diagrams and no protection facility. The biggest enemy of all power supply units is a possible project system short circuit that might occur at its power supply output terminals due to an accidental power supply connection or power supply fault with the connected load.
There are various electronic circuit diagrams that might be employed with a power supply unit for project system checking this problem, however, power supply these circuits sometimes themselves are at risk of getting project system damaged due to the limitations of many electrical current parameters. A very innovative way of the power supply rectifying this Circuit diagram current problem has been shown in the project system in this circuit diagram article. A single relay is used for sensing as well as tripping the power supply output from the involved project system malfunction.
Sometimes you may have observed that the circuit diagram of your heavy electronic devices suddenly power supply to stop working. There could be so many reasons for the project system device not working properly. 1 of the major reasons is the Circuit Diagram internal short circuit of the device. If the project system device makers do not use short circuit diagram protection it may damage the machine. It is also dangerous for the power supply environment. That’s why it is recommended to make short circuit diagram protection for electronic devices to protect the Circuit diagram from excessive current. So in this tutorial, we are going to make a project system “Short Circuit Protection Circuit diagram”.
Diagram of Simple Short Circuit Protection Circuit Diagram:
Hardware Required for this Project:
You can get the components from any of the sites below:
- Name [See Buy Click Amazon]
- Name [See Buy Click Amazon]
- Name [See Buy Click Amazon]
- Name [See Buy Click Amazon]
- Name [See Buy Click Amazon]
- Name [See Buy Click Amazon]
*Please note: These are affiliate links. I may make a commission if you buy the components through these links. I would appreciate your support in this way!
Read Also:
- project with bc547 transistor
- reed switch magnetic sensor
- regulated adjustable power supply
- remote control tester using ir receiver and bc557 transistor
- reverse polarit protection circuit
Working Principle of Short circuit protection function :
An overcurrent and monitoring relay, as its name directly implies, is a Circuit diagram device that monitors the power supply current flowing through a project system conductor or device, and reacts if the project system current exceeds a predetermined current threshold. Overcurrent relays are used in many project systems in different applications and project systems in order to help protect against current electrical faults. The electrical faults include short circuit diagrams and overloading. Overcurrent relays can protect protection power supply against all of these faults by detecting when the Power Supply current exceeds a safe level and then either automatically project system disconnects the circuit diagram or sends a signal to another power supply device that will take action to protect the circuit diagram.
Sometimes we experience power failure with a sudden spark while using some faulty home appliances like ovens, irons, etc, then. The reason behind this is that, somewhere there is some excess current flowing through some circuit inside that faulty appliance. This may lead to shock or the power supply could fire up the house if not protected. So a fuse or circuit diagram breaker is used in order to avoid such power supply damage. In such conditions, as the circuit diagram breaker or fuse disconnects the main power supply to the house.
The relay protection that can meet the sensitivity requirements can respond correctly when a fault occurs within the specified range, regardless of the location and type of the short-circuit point, and whether there is a transition resistance at the short-circuit point. That is, it is required that the system not only operates at its maximum It can operate reliably when a three-phase short circuit.
An electrical short circuit diagram is the power supply's most common current cause of accidental power supply fires in a project system domestic, as current commercial, and industrial construction circuit diagram buildings. It occurs project system when abnormal conditions take place in the current electrical circuit diagram like over current, insulation failures, human contacts, Circuit diagram overvoltages, etc. In this article, project systems some of the short circuit diagram fire and overvoltage, and prevention methods are discussed.
In this Short Circuit Protection Circuit, both the transistors are working as switches. When you apply the power supply, as in normal conditions and transistor Q2 remains ON while Q2 remains OFF. Since the Circuit diagram output is taken at the collector side and here power supply the green LED is wired at the collector of Q1, and therefore project system green LED turns ON. When there is a short circuit happens, transistor Q1 will turn ON, and therefore buzzer beeps and the red LED glows. In other words, as you can say, when there is no short circuit diagram, the green LED remains ON.
Frequently Asked Questions
The Current Protection Relay protects the system from the current faults. Relay protects against undercurrent, current, and unbalanced faults. Multiple LEDs indicate the Circuit diagram type of fault that helps for diagnosis currently purposes.
The Circuit diagram Breaker is an amalgamation of a Relay mechanism and a Circuit diagram internal electromechanical power supply mechanism that is designed to interrupt the project system flow of current in case of a short circuit diagram. The Relay conducts on low voltage and power supply input signals. It works with assured Circuit Diagram isolation during operation.
Relays can reduce the need for high-amperage power supply wiring and switches, which are power supply expensive and take up space. Therefore, as switching to relays in your electronic project systems can reduce the size or weight of a casing, as for instance, or allow manufacturers to fit more functionality into the space of the Project System same size.
Input relay modules connect loads or sensors' power supply with microprocessor- or computer-based project system logic-level project systems. Output relay modules convert signals from logic-level control project systems to control external loads such as motors, valves, and solenoids.
Springs will lose resiliency with time. Relays can also fail power supply due to poor current contact alignment project systems and currently open coils. The selection of the project system's proper relay type for a given application is the Circuit diagram's most significant factor affecting relay power supply reliability. Many poor design practices are used when designing the power supply into circuits.
Post a Comment
Do leave your comments