2023 Bristell B23 Energic

Powered by H55’s electric propulsion system and manufactured by BRM Aero, the Bristell Energic is H55’s next client based commercial application. The 2-seater fully electric airplane will be certified CS-23 to be used for pilot training and flight schools, starting in 2021

BRISTELL B23 ENERGIC TECHNICAL DATA

Dimensions:

Wing span – 9.27 m

Aircraft length – 6.58 m

Aircraft height – 2.36 m

Performance:

Standard mission at MTOW: 6 school circuits, equivalent to a standard 1-hour flight school program with 30min reserve at cruise power, ISA+ 10°C

Maximum take-off weight – 850 kg

Payload – 190 kg

Climb rate at max. power – 800 feet/min

Stall speed – 87 km/h / 45 Kts (as tested in the current prototype)

Max cruise speed (at MCP) – 200 km/h / 110 Kts

Charging time/flight time – 1/1 in standard conditions

Electric energy cost for 1-hour flight – $7 (at 20 cents/kWh)

Equipment:

Dual H55 Motor and Energy display

Flight display – Dual Garmin G5, Attitude, Airspeed, Altitude, Side Slip and Magnetic Heading incl. backup battery

Radio – Garmin GNC 225A

Transponder with GPS – Garmin GTX 345R

Angle of attack indicator – Garmin GI 260

Flight controls on sticks

RPM, Clock and Volt/Amperemeter indicators

Electric Propulsion System:

Single electric motor (MTOP 100 kW / MCP 80 kW), liquid cooled

49 kWh rechargeable lithium batteries distributed in 2 permanently installed packs for redundancy.

Normal use: 1000 cycles, normal operations

Warning panel for vital battery and propulsion parameters

Multifunction display for energy and power management

Propeller: DUC Hélices 3-blade propeller Certified FLASH-R (as tested in the current prototype)

Charging Requirements (for max. performance and efficiency)

Input voltage – 3 phase 400V 50Hz

Input current – 32A or 63A (charging time depends on charger power)

Output voltage – 800V

Possibility to adapt to any EV charger station satisfying above conditions