AC313直升机是一款13吨级大型三发民用直升机。该机采用轮式起落架和双驾驶体制，装三台PT6B-67A发动机，配有高度集成的航电系统。依据CCAR-29R1规定中适用的适航要求，采用结构预留、空间预留设计准则，进行客货两用基本型研制，可按照昼夜目视飞行规则（VFR）和仪表飞行规则（IFR），在陆地和无结冰条件下进行目视和仪表飞行，可满足高温、高寒气候和高原等复杂地区对直升机的使用要求。
AC313 is a brand new 13-ton class civil helicopter powered by three PT6B-67A engines, which can satisfy the operation requirement for all complicated terrains in hot & high and cold areas. Highly integrated avionics suites are provided. Design criterion for structure reservation and space reservation is used in accordance with airworthiness requirement specified by CCAR-29R1 to develop basic versions of both cargo and passenger transport. Visual flight and instrument flight can be performed to IFR and VFR rules in day and night time over land and under icing free conditions.
 适航规范：
Airworthiness Standards
符合CCAR29部的要求。
Comply with CCAR 29
 运行类型：
Operation type 
可昼夜目视飞行。
         Day and Night VFR
         仪表飞行规则
         Day and Night IFR
 基本使用环境
Basic operation environment
飞行高度：海平面～6000 m
Flight altitude: sea level ~ 6000m
使用环境温度：－40℃～ISA+35℃
Operation ambient temperature: －40℃～ISA+35℃
应用领域：
Application fields:
AC313直升机可广泛的应用于搜索救援、护林灭火、客货运输、医疗救护、吊挂作业、海洋考察等领域。
AC313 helicopter can be widely used in search and rescue, forest firefighting, passenger and cargo transportation, external sling, maritime survey.
 技术特点：
Technical Features
u 构型：常规单旋翼带尾桨式；
Configuration: conventional single rotor with tail rotor;
u 动力装置：3台PT6B-67A发动机，1台辅助动力装置（APU）；
Power Plant: 3 PT6B-67A engines, 1 auxiliary power unit (APU);
u 旋翼： 6片复合材料桨叶，钛合金球柔性桨毂；
Rotor: 6 composite blades with titanium alloy spheriflex hub
u 尾桨：5片复合材料尾桨叶，钛合金球柔性结构型式尾桨榖；
Tail rotor: five composite tail rotor blades, spheriflex tail rotor hub;
u 起落架：前三点、双轮、不可收放式起落架，保证起降平稳、安全可靠。
Landing gear: non-retractable tricycle dual-wheel landing gears to ensure stable, safe and reliable takeoff and landing.
u 航电系统：应用ARINC429和RS422数据总线为主要数据传输方式，并通过综合显示系统实现综合控制和显示。关键的设备及功能采用余度设计，以提高系统的可靠性。
Avionics system: ARINC429 and RS422 data buses are used as major data transfer methods and integral control and display are achieved through integral display system. Redundancy design is used for critical equipment and function to improve system reliability.
u 操纵机构：双套并列式布置，正、副驾驶联动
Control mechanism: dual parallel layout with the inter-linkage between pilot and copilot controls;
u 飞行控制系统：采用双余度数字式KJ-15A自动驾驶仪，实现四轴控制
Flight control system: dual-redundancy digital KJ-15 autopilot is used to realize 4-axis control;
u 灭火系统：能在同一动力舱内可连续进行两次灭火，也可在两个不同的动力舱内分别进行一次灭火；
Fire extinguishing system: two fire extinguishments can be consecutively performed in the same power compartment and one fire extinguishment can be separately performed in two different power compartments too.
u 防护装置：尾梁后下段布置有尾撑，防止在着陆时尾梁和尾桨叶意外撞击地面；
Protection device: tail support is arranged under the lower aft part of tail boom to prevent tail boom and tail rotor blades striking against the ground during landing.
u 座舱布局：2名飞行员+18名乘客；
Cabin layout: 2 pilots + 18 passengers;
基本性能：Performance
        飞行性能：
          Flight Performance
最大速度/巡航速度                  244 Km/Hr
Max Speed/Max Cruise Speed           244 Km/Hr
          最大续航时间                        5.3Hrs
          Max Endurance                       5.3Hrs
          最大飞行高度                        6000m
          Max. Flight Altitude                    6000m
          有/无地效悬停升限                   3400/2000m
          HIGE/HOGE                         3400/2000m
          最大航程                            1120Km
          Max. Range                          1120Km
          最大爬升率                          7.6m/s
          Max Rate-of-Climb                    7.6m/s
          使用升限                            4800m
          Service Ceiling                        4800m
 重量：Weight 
空重                     7560 Kg
          Empty Weight             7560 Kg
          最大起飞重量             13000 Kg
          Max Take-off Weight        13000 Kg
有效载重                 4000 Kg
Max Payload              4000 Kg
最大吊运重量             5000Kg
Max. Sling Load           5000Kg
 
动力：Powerplant：
三台加普惠PT6B-67A发动机，
3 P&WC PT6B-67A engines
最大地面起动高度  4500m，
Max. Ground Starting Altitude: 4500m
最大空中起动高度   6000m，
Max. Aerial Starting Altitude: 6000m
起飞功率  1940kw
Take-off Power: 1940Kw
最大连续功率  1675kw
Max. Continuous Power: 1675Kw
燃油：Fuel
有效总的燃油量：3800 Kg
Total Effective Fuel Volume:  3800Kg
20min可用余油量：390 Kg；
Useful Reserve for 20min: 390Kg;
标准油箱容量     4740L
Standard Tank Volume: 4740L
外形尺寸
External Dimensions
全长（旋翼旋转）                           23.045 m
Overall Length (Rotors turning)         23.045 m
全高（空重，尾桨旋转）                    6.741 m
Overall Height (empty weight, tail rotor turning)
                                   6.741 m
全宽（旋翼转动时）                 18.900 m
Width (Rotors turning)                 18.900 m
旋翼直径                           18.900 m
Rotor Diameter                       18.900 m
尾桨直径                           4.000 m
    Tail Rotor Diameter                  4.000 m
产品优势：
Product Advantage:
u 载重量大，吊挂能力强
Large payload carrying capability as well as strong external sling load capability;
u 出色的航程和续航能力
Excellent range and endurance capability;
u 大量使用复合材料，延长使用寿命
Composite material is widely used to extend service life cycle
u 综合显示控制系统为飞行员提供飞行状态信息、导航信息、机电管理系统的备份显示及其它机载信息的综合显示，提高人机工效。
Integral display and control system provides flight status information, navigation information, standby display of electromechanical management system as well as integral display of other airborne information to the pilots to improve man-machine ergonomics.
u 正、副驾驶联动，安全可靠
Inter-linkage between pilot and copilot controls makes it safe and reliable.
u KJ-15A自动驾驶仪，减轻驾驶负担
KJ-15 autopilot reduces the workload of the pilot.
u 抗坠毁座椅、告警系统使直升机更安全、可靠
Crashworthy seats and warning system make the helicopter safer and more reliable;
u 机外照明系统提供直升机的航向和方位信息以及防撞告警信号，并在着陆时照亮周围场地，使飞行员能清晰目视直升机着陆时的位置和高度。
External lighting system provides the heading and position information of the helicopter as well as anti-collision signal and illuminates the surrounding areas during landing to make the pilot be able to legibly visually see the position and altitude during helicopter landing.
u 机舱容量大，座椅柔软，舒适性好
Spacious cabin and soft seats with excellent comfort;
u 使用成本低，便于维护
Low operation cost and easy of maintenance,
u 具有本土化优势和完善的用户管理服务体系，可提供快速响应、飞行和机务培训、工程技术支持等服务，支持快速的维修、备件支援、通航托管等。
Indigenous advantage and complete service system for customer management are available. The services such as quick-response, flight and maintenance training as well as engineering and technical support may be provided and quick repair, spare support, general aviation commissioning may also be supported.