eMC21

„Corona Racecar“

#ZeroCovid

#StayStrong

Technical Data eMC21

Weight
Top Speed
Power
Torque

Chassis

  • Full carbon monocoque 20kg
  • Aluminium honeycomb core
  • Aluminium honeycomb crashbox

Driver Ergonomics

  • CFRP seat
  • Carbon steering wheel with 4.3″ display
  • Adjustable pedalbox

Motor

  • AMK/ DD5-14-10-POW-18600-B5
  • Max rpm: 20,000
  • 21 Nm Torque until 18,617 rpm
  • 32 kW per motor

Powertrain

  • All wheel drive
  • Power conduction via 1.5 staged gearbox – ratio 12.56 : 1
  • Optimised planet bearing
  • New wheelhub / upright construction

Electronic

  • All PCBs self developed
  • Race capture live telemetry
  • Lightweight LV wiring harness
  • Self developed torque vectoring
  • Self developed Battery Managment System
  • Split lightweight Inverterhousings/-cooling

Suspension

  • Double unequal lenght A-Arm.
  • Front Axle: Pull rod actuated heave/roll decoupled system
  • Rear Axle: Push rod actuated heave/roll decoupled system
  • Öhlins TTX25 MK.2 adjustable in bump and rebound
  • Wheelbase: 1530 mm
  • Track: 1225 mm
  • Tyres: Hoosier 7.5/16.0-10
       

Aerodynamics

  • CFD based development
  • 4 element rear wing and swan neck connection
  • 4 element front wing
  • 3 dimensional front wing endplates
  • Completely new side wing structure
  • CL = -4,4 | CD=1,63

Brake System

  • Full electric recuperation possible
  • 4 brake discs with Ø206 mm
  • Adjustable bias bar

Energy Storage

  • 576 round cells in 144s4p configuration
  • Capacity: 6.47 kWh
  • BMS with master / slave system
  • Aramid-carbon housing
  • Energydensity 180Wh/kg