ATR ATR-42-400 Specs refer to the specifications and technical data of the ATR 42-400, a regional turboprop aircraft manufactured by ATR, a joint venture between Airbus and Leonardo. These specs encompass a range of parameters that define the aircraft’s performance, dimensions, and capabilities.
The ATR 42-400 is known for its versatility, efficiency, and reliability, making it a popular choice for regional airlines and operators worldwide. Understanding its specifications is crucial for assessing its suitability for various operational scenarios and ensuring optimal performance.
The main article will delve into the key specifications of the ATR 42-400, including its dimensions, weight, engines, performance, and systems. It will also provide insights into the aircraft’s design, avionics, and operational capabilities, highlighting its strengths and potential applications.
ATR ATR-42-400 Specs
The ATR ATR-42-400 Specs encompass various key aspects that define the aircraft’s capabilities and performance. These specs provide valuable insights for operators, pilots, and aviation enthusiasts alike.
- Dimensions: Length 27.17 m, Wingspan 24.57 m, Height 7.59 m
- Weight: Maximum Takeoff Weight 18,600 kg
- Engines: Two Pratt & Whitney Canada PW127F turboprop engines
- Performance: Maximum Speed 270 kn, Range 800 nmi
- Capacity: 48-50 passengers
- Avionics: Thales TopFlight FMS, Honeywell Primus II
These specifications highlight the ATR 42-400’s strengths as a regional aircraft. Its compact dimensions allow for efficient operation on short runways, while its powerful engines and long range enable it to connect communities and provide essential air services. The aircraft’s advanced avionics and comfortable cabin enhance safety and passenger experience. Overall, the ATR ATR-42-400 Specs demonstrate the aircraft’s versatility, efficiency, and suitability for a wide range of regional aviation applications.
Dimensions
The dimensions of the ATR ATR-42-400 play a critical role in defining its performance and capabilities within the broader context of the ATR ATR-42-400 Specs. The aircraft’s length, wingspan, and height are carefully engineered to optimize aerodynamic efficiency, stability, and maneuverability.
The ATR 42-400’s relatively compact dimensions, compared to larger regional jets, allow it to operate efficiently on short runways and in regional airports with limited infrastructure. This versatility makes it particularly suitable for connecting smaller communities and providing essential air services to remote areas.
Furthermore, the aircraft’s wingspan contributes to its excellent low-speed handling characteristics, enabling it to take off and land in challenging conditions. The height of the aircraft also factors into its ability to navigate through mountainous terrain and operate from airports with elevation restrictions.
Overall, the dimensions of the ATR ATR-42-400 are integral to its performance and operational capabilities. Understanding these specifications is crucial for assessing the aircraft’s suitability for specific routes, airport infrastructure, and operational requirements.
Weight
The Maximum Takeoff Weight (MTOW) of 18,600 kg is a crucial specification within the broader context of the ATR ATR-42-400 Specs. It represents the maximum allowable weight of the aircraft at takeoff, including passengers, cargo, fuel, and aircraft components.
The MTOW is a critical factor in determining the aircraft’s performance and operational capabilities. It influences the aircraft’s takeoff distance, climb rate, and overall fuel efficiency. A higher MTOW allows for greater payload capacity, enabling the aircraft to carry more passengers and cargo. However, it also affects the aircraft’s handling characteristics and requires longer runways for takeoff and landing.
The MTOW of the ATR 42-400 is carefully optimized to balance payload capacity, performance, and safety. This specification is particularly important for regional airlines operating in challenging environments, such as high-altitude airports or short runways. By understanding the MTOW and its implications, pilots and operators can ensure optimal aircraft performance and safe operations.
Engines
The selection of Pratt & Whitney Canada PW127F turboprop engines for the ATR ATR-42-400 is a significant aspect of the aircraft’s specifications. These engines play a crucial role in determining the aircraft’s performance, efficiency, and reliability.
- Power and Performance:
The PW127F engines are known for their high power output and excellent fuel efficiency. They provide the ATR 42-400 with the thrust needed for takeoff, climb, and maintaining cruising altitude. The engines’ reliable performance ensures consistent and efficient operations, reducing operating costs and increasing profitability.
- Durability and Reliability:
PW127F engines are renowned for their durability and dependability. They are designed to withstand the rigors of regional operations, including frequent takeoffs and landings, and operate in challenging environmental conditions. The engines’ reliability minimizes maintenance requirements and unscheduled downtime, maximizing aircraft availability and reducing maintenance costs.
- Environmental Friendliness:
The PW127F engines meet stringent environmental standards, producing low emissions and noise levels. The engines’ efficient combustion process minimizes fuel consumption, reducing carbon footprint and contributing to sustainable aviation practices. This aspect is particularly important for airlines looking to reduce their environmental impact and meet regulatory requirements.
- Maintenance and Support:
Pratt & Whitney Canada provides comprehensive maintenance and support services for the PW127F engines. The company’s global network of authorized service centers ensures that airlines have access to expert technical support, spare parts, and maintenance programs tailored to their specific needs. This extensive support network contributes to the aircraft’s high dispatch reliability and optimizes its operational efficiency.
In summary, the integration of two Pratt & Whitney Canada PW127F turboprop engines in the ATR ATR-42-400 contributes to the aircraft’s exceptional performance, efficiency, reliability, and environmental friendliness. These engines are a key component of the aircraft’s specifications, enabling it to meet the demands of regional airlines and provide reliable air services to communities worldwide.
Performance
The performance specifications of the ATR ATR-42-400, particularly its maximum speed of 270 knots (kn) and range of 800 nautical miles (nmi), are crucial aspects of the aircraft’s capabilities and operational efficiency within the broader context of the ATR ATR-42-400 Specs.
The maximum speed of 270 kn enables the ATR 42-400 to maintain high cruise speeds, reducing travel time and increasing overall efficiency. This speed is well-suited for regional routes, allowing the aircraft to connect cities and communities within a reasonable timeframe. The aircraft’s ability to achieve this speed is attributed to its powerful Pratt & Whitney Canada PW127F turboprop engines and optimized aerodynamic design.
The range of 800 nmi provides the ATR 42-400 with the flexibility to operate on a wide range of routes without requiring fuel stops. This extended range is particularly advantageous for regional airlines that need to connect remote communities or provide essential air services to underserved areas. The aircraft’s fuel efficiency and optimized flight planning capabilities contribute to its impressive range, ensuring cost-effective operations and reliable service.
Understanding the performance specifications of the ATR ATR-42-400, including its maximum speed and range, is essential for assessing the aircraft’s suitability for specific operational requirements. These specifications determine the aircraft’s ability to meet the demands of regional air travel, connect communities, and provide efficient and reliable air services.
Capacity
Within the context of the ATR ATR-42-400 Specs, the capacity of 48-50 passengers plays a crucial role in defining the aircraft’s market positioning and operational capabilities. This specification directly influences the aircraft’s size, design, and overall economics.
The ATR 42-400’s capacity makes it ideally suited for regional routes with moderate passenger demand. Its ability to accommodate up to 50 passengers allows airlines to offer flexible seating configurations, ranging from all-economy to a combination of business and economy class. This versatility enables airlines to cater to diverse passenger needs and optimize revenue generation.
Moreover, the aircraft’s capacity aligns with the infrastructure and passenger traffic patterns at many regional airports. Its size allows for efficient ground handling and minimizes turnaround times, contributing to operational efficiency and on-time performance. Additionally, the ATR 42-400’s cabin is designed to provide a comfortable and spacious experience for passengers, enhancing overall customer satisfaction.
Understanding the connection between the ATR ATR-42-400’s capacity and its specifications is essential for assessing the aircraft’s suitability for specific operational requirements. This specification is a key determinant of the aircraft’s market positioning, economics, and ability to meet the demands of regional air travel.
Avionics
Within the “ATR ATR-42-400 Specs,” the avionics suite plays a crucial role in enhancing the aircraft’s safety, efficiency, and operational capabilities. The Thales TopFlight FMS (Flight Management System) and Honeywell Primus II are key components of this avionics system.
- Navigation and Guidance:
The Thales TopFlight FMS is a state-of-the-art navigation system that provides accurate and reliable guidance to pilots. It integrates data from various sensors, such as GPS, inertial navigation systems, and air data computers, to calculate the aircraft’s position, track, and altitude. This information is displayed on multi-function displays in the cockpit, enabling pilots to navigate efficiently and precisely.
- Flight Control and Automation:
The Honeywell Primus II is an advanced flight control system that automates many aspects of aircraft operation. It includes features such as autopilot, autothrottle, and flight envelope protection. These systems reduce pilot workload, enhance stability, and improve overall flight safety.
- Communication and Surveillance:
The avionics suite also includes communication and surveillance systems that enable the ATR 42-400 to communicate with air traffic control, other aircraft, and ground stations. These systems include VHF/UHF radios, transponders, and weather radar. They provide pilots with situational awareness and ensure safe and efficient communication during all phases of flight.
- Integration and Redundancy:
The Thales TopFlight FMS and Honeywell Primus II are seamlessly integrated to provide a comprehensive and reliable avionics system. The systems are designed with redundancy to ensure that critical functions remain operational in the event of a single system failure. This enhances safety and minimizes the risk of flight disruptions.
In summary, the avionics suite of the ATR ATR-42-400, featuring the Thales TopFlight FMS and Honeywell Primus II, is a key element of the aircraft’s specifications. These systems enhance safety, efficiency, and operational capabilities, enabling the aircraft to meet the demands of modern regional air travel.
FAQs on “ATR ATR-42-400 Specs”
This section addresses frequently asked questions related to the specifications of the ATR ATR-42-400 aircraft.
Question 1: What is the maximum takeoff weight of the ATR 42-400?
The maximum takeoff weight of the ATR 42-400 is 18,600 kg.
Question 2: What is the range of the ATR 42-400?
The range of the ATR 42-400 is 800 nautical miles (nmi) with full passenger capacity.
Question 3: What type of engines power the ATR 42-400?
The ATR 42-400 is powered by two Pratt & Whitney Canada PW127F turboprop engines.
Question 4: How many passengers can the ATR 42-400 accommodate?
The ATR 42-400 has a seating capacity of 48-50 passengers.
Question 5: What is the maximum speed of the ATR 42-400?
The maximum speed of the ATR 42-400 is 270 knots (kn).
Question 6: What avionics suite is installed in the ATR 42-400?
The ATR 42-400 is equipped with the Thales TopFlight FMS and Honeywell Primus II avionics suite.
These FAQs provide a concise overview of the key specifications and capabilities of the ATR ATR-42-400 aircraft.
Transition to the next article section: “Key Features of the ATR ATR-42-400.”
Tips on Understanding ATR ATR-42-400 Specs
To fully comprehend the specifications of the ATR ATR-42-400 aircraft, consider the following tips:
Tip 1: Understand the Purpose of Specifications
Recognize that aircraft specifications are not merely technical details but essential parameters that define the aircraft’s performance, capabilities, and limitations. Studying these specs helps determine the aircraft’s suitability for specific operational scenarios.
Tip 2: Focus on Key Specifications
Prioritize understanding the most critical specifications, such as dimensions, weight, engines, performance, and capacity. These core specs provide a comprehensive overview of the aircraft’s physical characteristics, operational capabilities, and passenger accommodation.
Tip 3: Consider Interrelation of Specs
Specifications are interconnected and influence each other. For instance, the aircraft’s weight affects its takeoff distance and fuel efficiency. Understanding these relationships provides a holistic view of the aircraft’s capabilities and limitations.
Tip 4: Seek Expert Interpretation
Consult with experienced aviation professionals, such as pilots, engineers, or industry analysts, to gain deeper insights into the specifications. Their expertise can help interpret complex technical data and provide valuable context.
Tip 5: Utilize Online Resources
Leverage online resources, including manufacturer websites, aviation databases, and industry publications, to access up-to-date and comprehensive information on aircraft specifications. These resources offer valuable insights and technical details.
Tip 6: Attend Industry Events
Participating in industry conferences, seminars, and exhibitions provides opportunities to engage with experts, learn about the latest advancements in aircraft technology, and gain a deeper understanding of aircraft specifications.
Summary:
Grasping the specifications of the ATR ATR-42-400 requires a methodical approach, focusing on key parameters and their interrelationships. Utilizing expert guidance, online resources, and industry events enhances comprehension and enables informed decision-making.
Transition to the article’s conclusion:
By following these tips, individuals can effectively understand the ATR ATR-42-400 specs and make well-informed assessments of the aircraft’s capabilities and suitability for various operational requirements.
Conclusion
The ATR ATR-42-400 stands as a testament to the continuous evolution and refinement of regional aircraft design. Its specifications embody a combination of efficiency, performance, and versatility that cater to the unique demands of regional air travel. Understanding these specifications is crucial for assessing the aircraft’s suitability for specific operational requirements and ensuring optimal performance.
The ATR ATR-42-400’s specifications define its capabilities and limitations, influencing factors such as takeoff distance, fuel efficiency, passenger capacity, and range. By comprehending the interrelationships between these specifications, operators and pilots can make informed decisions regarding aircraft utilization and flight planning. Moreover, ongoing advancements in technology and sustainable aviation practices will undoubtedly shape the future of regional aircraft specifications, leading to even greater efficiency, reduced environmental impact, and enhanced passenger experiences.
