
( Brand: Mechanical Products ), ( Manufacturer Part Number: 49B6768-20 ), ( Part Type: Circuit Breaker )
The Mechanical 49B6768-20 MP-83A 20A Aircraft Circuit Breaker is a critical component in aviation electrical systems, designed to protect against overcurrent conditions that could potentially damage electrical equipment or pose a safety risk.
This circuit breaker is a mechanical trip type, which means it uses a physical mechanism to trip when the current exceeds the rated value. The MP-83A 20A model is specifically designed to handle up to 20 amperes of current, making it suitable for a wide range of electrical systems in various aircraft models.
The Mechanical 49B6768-20 MP-83A 20A Aircraft Circuit Breaker is constructed with high-quality materials to ensure durability and reliability in the harsh environments found in aircraft. It features a robust body made of die-cast aluminum, which is not only lightweight but also resistant to corrosion. The internal contacts are made of silver-plated copper, ensuring low contact resistance and long-term reliability.
The circuit breaker operates using a trip mechanism that is activated when the current exceeds the rated value. This mechanism is designed to trip quickly and accurately, ensuring that the electrical circuit is interrupted before any damage can occur. The trip mechanism is adjustable, allowing the circuit breaker to be set to trip at specific current levels, providing flexibility in system design.
The Mechanical 49B6768-20 MP-83A 20A Aircraft Circuit Breaker is easy to install and maintain, with clear instruction manuals and simple operation. It also features a visible trip indicator, making it easy to identify if the circuit breaker has tripped and needs to be reset.
In summary, the Mechanical 49B6768-20 MP-83A 20A Aircraft Circuit Breaker is a reliable and durable component, designed to protect electrical systems in aircraft from overcurrent conditions. Its robust construction, adjustable trip mechanism, and easy operation make it a popular choice for aviation engineers and maintenance personnel.
Pros of buying a Mechanical 49B6768-20 MP-83A 20A Aircraft Circuit Breaker:1. Reliability: Mechanical circuit breakers are known for their reliability and durability. They can handle high current loads and have a long lifespan.
2. Manual Operation: Unlike electrical circuit breakers, mechanical circuit breakers do not require electricity to operate. They can be manually tripped, which can be beneficial in emergency situations where power may be out.
3. Safety: Mechanical circuit breakers are designed with safety in mind. They have a trip mechanism that operates when the current exceeds the rated value, which can help prevent overheating and fires.
4. Maintenance: Mechanical circuit breakers are relatively easy to maintain. They do not require regular calibration or testing like electrical circuit breakers.
Cons of buying a Mechanical 49B6768-20 MP-83A 20A Aircraft Circuit Breaker:1. Cost: Mechanical circuit breakers can be more expensive than electrical circuit breakers. The price of the 49B6768-20 MP-83A 20A Aircraft Circuit Breaker may be prohibitive for some users.
2. Weight: Mechanical circuit breakers are heavier than electrical circuit breakers. This can make them difficult to install and transport.
3. Limited Capability: Mechanical circuit breakers have a limited capability to handle high-frequency currents. This may be a limitation for some applications.
Conclusion:The Mechanical 49B6768-20 MP-83A 20A Aircraft Circuit Breaker is a reliable and safe option for applications that require high current handling and manual operation. However, its high cost and weight may be a limitation for some users. If you are looking for a cost-effective option, you may want to consider an electrical circuit breaker. But if you need a mechanical circuit breaker for its reliability and safety features, the 49B6768-20 MP-83A 20A Aircraft Circuit Breaker is a good choice.
Recommendation:If you are in the market for a mechanical circuit breaker, the 49B6768-20 MP-83A 20A Aircraft Circuit Breaker is a solid option. It is reliable, safe, and has a long lifespan. However, make sure to consider its high cost and weight before making a decision. It may be worth investing in a mechanical circuit breaker if you require its unique features for your specific application.
Photos show example of one breaker. None of the items sold have been tested for functionality or operation unless stated otherwise. All manuals are sold for reference purposes only and do not necessarily reflect current updates. Any of an item is for the sole purpose identifying.
Manufactured by Mechanical Products.: 20A Aircraft Circuit Breaker. P/N 49B6768-20 or MP-83A MP83A. Terminal screws may be missing.
Multiple quantity available. Airworthiness is to be determined only by the person or persons installing said item on Aircraft. Also, amps value may be faded and not readable. NSN: 5925-00-399-5981.