Bell 407GX Patrol Helicopter, United States of America
Bell 407GX is a helicopter designed for use in airborne law enforcement, search and rescue, surveillance, command and control, fire suppression, and airborne patrol missions.
It is a new variant of the Bell 407 helicopter designed and developed by Bell Helicopter.
The Bell 407GX helicopter can be deployed by police forces, first responders and air support units to conduct patrols, surveillance, criminal activity disruption, operational coordination and search and detection.
The helicopter can also be used for intelligence and information sharing, public information and warnings, and disaster relief activities. It can be configured for civil, utility, medical evacuation and VIP transport missions.
Bell 407GX was launched at HELI-EXPO 2011 and was exhibited during the Airborne Law Enforcement Association (ALEA) annual conference and exposition in July 2011.
Orders and deliveries
Bell 412 is a multi-purpose utility helicopter manufactured by Bell Helicopter Textron, which is in service with numerous government agencies and police departments worldwide.
The San Diego County sheriff's department selected a Bell 407GX to assist public safety agencies across the county in July 2014.
Bell Helicopter delivered two Bell 407GXs, one each for the Maricopa County sheriff's office in Arizona and the Contra Costa County sheriff's department in California, in October 2014.
Pennsylvania State Police received two of six Bell 407GX helicopters fitted with new components in July 2014.
Helicopters will be used to carry out airborne patrol duties in support of state police as well as federal, state and local law enforcement authorities of the commonwealth.
Pennsylvania State Police selected the Trakka A800 tactical helicopter searchlight for its Bell 407GXs in October 2014.
The Bell 407GX helicopter is also in service with the Westchester County Police, New York, as well as the Palm Beach County sheriff's office in Florida.
Palm Beach County sheriff's office selected Becker Avionics' DVCS 6100 Airborne Digital Voice Communication System for its 407GX helicopter in April 2012.
Bell 407GX design and features
The Bell 407GX helicopter's airframe is made of composite materials, and the under-fuselage is fitted with skid type landing gear, while the rotor system consists of a four-bladed main rotor and a two-bladed tail rotor.
The helicopter has an empty weight of 1,244kg, a maximum gross weight of 2,268kg and a cargo hook capacity of 1,200kg. It can carry a useful load of 1,024kg, and the baggage compartment has 0.5m³ of storage volume.
Safety units installed in the helicopter include a rupture resistant fuel system, engine exceedance monitoring system and a collective mounted throttle. It can be fitted with search light and forward looking infrared (FLIR) cameras for improved situational awareness during night and low light conditions.
Cockpit and avionics of the patrol helicopter
Bell 407GX is operated by a single pilot. It features a glass cockpit with fully-integrated Garmin G1000H avionics system and offers increased situational awareness and safety in challenging missions.
The cockpit is fitted with two high-resolution LCD screens featuring a multi function display (MFD) and a primary flight display (PFD).
MFD provides flight planning, system status, engine and transmission data, while the PFD displays flight parameters. The tail rotor of the helicopter is mounted with a camera to provide view of the tail on the MFD.
The avionics suite features helicopter terrain avoidance warning system, traffic information systems, helicopter synthetic vision technology with terrain and obstacle alerting, power situation indicator, a fuel flow indicator and range ring.
Communication and navigation equipment include automatic dependent surveillance-broadcast (ADS-B), GPS, wide area augmentation system (WAAS) air navigation system, FMS, and mode S transponder.
The flight deck can be optionally fitted with Helisas autopilot, Garmin GDL 59 datalink and flight parameter recorder, Garmin GDL 69A XM WX and radio, FreeFlight Radar Altimeter, Garmin GSR 56 Iridium Voice/Data Transceiver, and Artex C406N-HM ELT.
The spacious cabin of the 407GX offers a volume of 2.4m³. It can accommodate up to six passengers in club seating layout, while larger windows provide increased visibility for occupants. The cabin can be reconfigured with different equipment required for a variety of parapublic support missions.
Bell 407GX propulsion and performance
Bell 407GX helicopter is powered by Rolls-Royce' FADEC-controlled 250-C47B turbine engine, which generates a power of 813 shaft horsepower (shp).
The engine enables the aircraft to fly at a maximum cruising speed of 246km/h and up to a range of 611km, and the helicopter has a service ceiling of 5,698m. It can execute surveillance missions for up to four hours.