Why we Use Fuse in Electrical Panel| Fuse vs Relay| Function of Fuse| Types of Fuse| Hindi

Summary

In this informative video, Abhishek Joshi discusses the importance of various electrical protection devices, particularly fuses, MCBs, and MPCBs. He explains why fuses are still essential in today's advanced electrical systems, highlighting their zero maintenance, low cost, and quick response time to electrical faults. Despite the availability of sophisticated circuit breakers, fuses remain relevant due to their simplicity and reliability in troubleshooting. The video emphasizes the critical role fuses play in ensuring the safety and efficiency of electrical circuits, making a case for their continued use in modern industries.

Takeaways

• ⚡ Fuses, MCBs, and MPCBs are commonly used in industries for electrical protection.
• 🔧 Despite advanced devices, fuses are still essential in panels for their reliability and low maintenance.
• 🚀 Specialized relays like microprocessor-based relays are becoming more prevalent in industrial applications.
• 🛡️ Fuses serve as the first line of defense against short circuits in electrical systems.
• 💰 Fuses are zero-maintenance devices, unlike circuit breakers that require periodic monitoring and testing.
• 🕒 Response time of protective devices is crucial for the effectiveness of power systems.
• 🔍 Fuses react quickly to short circuit points, isolating the circuit in a short amount of time.
• 📊 The purchasing cost of fuses is typically lower compared to advanced protective devices.
• 🔌 Simplicity in checking and replacing fuses makes them user-friendly compared to specialized relays.
• 📈 The importance of fuses in electrical circuits remains significant despite advancements in protection technology.

Q & A

What are the main types of protection devices mentioned in the video?

The main types of protection devices mentioned include fuses, MCBs (Miniature Circuit Breakers), MCCBs (Molded Case Circuit Breakers), and highly specialized relays like microprocessor-based relays.

Why are fuses still used in modern electrical systems despite the availability of advanced protection devices?

Fuses are still used because they are low-cost, require no maintenance, and provide a quick response time to short circuit conditions, making them a reliable first line of defense.

What are the advantages of using fuses over circuit breakers in industrial settings?

Fuses offer zero maintenance, low purchasing costs, and fast isolation of circuits during faults, which can make troubleshooting easier.

How does the response time of fuses compare to that of more advanced protection devices?

Fuses typically react much faster to short circuit conditions than many advanced protection devices, isolating the circuit quickly.

What are the key factors to consider when selecting a protection device for an electrical system?

Key factors include the purchasing cost of the device, maintenance requirements, response time, and overall reliability in protecting the electrical circuit.

What are the different types of fuses mentioned in the video?

The video mentions several types of fuses including glass fuses, HRC (High Rupturing Capacity) fuses, and semiconductor fuses, which are used depending on the specific requirements of the panel.

Why is monitoring and testing of advanced relays necessary?

Monitoring and testing of advanced relays are necessary to ensure they are functioning correctly and to prevent failures that could lead to system downtime or damage.

What does the term 'zero maintenance' imply in the context of fuses?

'Zero maintenance' implies that once a fuse is installed in a circuit, it does not require any regular checking or servicing, making it a very convenient option for electrical protection.

How can one quickly check if a fuse is blown compared to specialized relays?

A fuse can be quickly checked using a multimeter or tester, allowing for easy verification of its status, while specialized relays may require more time and specific testing equipment.

In what situations does the speaker suggest that fuses are particularly effective?

The speaker suggests that fuses are particularly effective in situations where quick isolation of the circuit is needed, especially during faults like short circuits, due to their fast response time.