Vertipedia - Changhe Z-11N

The Z-11N is the agricultural version of the Changhe Z-11, marketed by CHAIG. The variant is equipped with a tank under the fuselage for liquid chemicals and may be fitted with equipment for aerial seeding and firefighting.

Overview

Data on design, manufacture and status

Design authority: Changhe Aircraft Industries Corporation

Primary manufacturer: Changhe Aircraft Industries Corporation

Parent type: No type defined

Aircraft status: Status unknown

Configuration

Primary flight and mechanical characteristics

VTOL type: Helicopter

Lift devices: 1 Single main rotor

Dedicated control device: 1 Tail rotor

Crew required: 1-2 in Side-by-side arrangement

Landing gear: Skids

Key Characteristics

Data on key physical features

Aircraft Details

Data on aircraft configuration, weights, flight performance and equipment

Layout and Dimensions

Weights and Performance

Engine Details

Primary Lift Device

Primary Control Device

Overall Dimensions
Overall Height:	3.14 m	10.3 ft
Overall Length:	13.01 m	42.7 ft
Overall Width:	10.69 m	35.1 ft

Airframe Dimensions
Airframe Length:	11.24 m	36.9 ft
Airframe Width:
Airframe Height:

Landing Gear Dimensions
Landing Gear Base:
Landing Gear Track:

Cabin Dimensions
Cabin Internal Height:
Cabin Internal Length:
Cabin Internal Width:

Cruising Speed: 251 km/h

Weights
Max Gross Weight (ground):	2,250 kg	4,960 lb
Max Gross Weight (airborne):
Max Take-off Weight:	2,250 kg	4,960 lb
Empty Weight:
Useful Load:
Empty Weight Fraction:

Climb Performance
Max Rate of Climb:

Hover Performance
Hover Ceiling IGE:	4,028 m	13,215 ft
Hover Ceiling OGE:	3,369 m	11,053 ft

Limitations
Max Level Flight Speed:
Never Exceed Speed:
Service Ceiling:	5,270 m	17,290 ft

Range and Endurance
Max Range:
Max Endurance:

Provided powerplant data is for uninstalled, sea level, static operations.

Powerplant
Number of engines:	1

Normal Ratings
Max continuous:
Take-off / rated:
Intermediate:
Maximum:

OEI Ratings
OEI contingency:
OEI continuous:
OEI 30-second:
OEI intermediate:

Main Rotor Characteristics
Diameter:	10.69 m	35.07 ft
RPM:
Direction of Rotation:	Unknown
Hub Type:

Main Rotor Blade Characteristics
Blade Construction:
Blade Chord:
Blade Tip Geometry:
Blade Twist:
Number of Blades:	3

Main Rotor Derived Characteristics
Disc Area:	89.75 m²	966.1 ft²
Disc Loading:	25.07 kg/m²	5.135 lb/ft²
Solidity:

Main Rotor Blade Derived Characteristics
Blade area per blade:
Tip Speed:

Tail Rotor Characteristics
Diameter:	1.86 m	6.10 ft
Configuration:	Unknown
Direction of Rotation:	Unknown
RPM:

Tail Rotor Blade Characteristics
Number of Blades:	2
Blade Construction:
Blade Chord:
Blade Twist:

Tail Rotor Derived Characteristics
Disc Area:	2.72 m²	29.2 ft²
Solidity:

Tail Rotor Blade Derived Characteristics
Tip Speed:
Blade Area (per blade):

References

References and sources used

Chinese Aircraft: China's Aviation Industry since 1951

Yefim Gordon, Dmitriy Kommissarov
2008 (page 286)
Book

Rotorcraft Forecast 2013

Forecast International
May 2013
Report or Technical Manual

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Number of engines:	1 Unknown
Max Level Flight Speed:
Max Range:
Max Endurance:

Main Rotor Diameter:	10.69 m	35.07 ft
Max Gross Weight (ground):	2,250 kg	4,960 lb
Useful Load (calculated):