Copenhagen Suborbitals posted this video of

a double test of the Launch Escape System rocket motor. It uses a solid propellant known as “Galcit 61 C” and produced 5,6 kN thrust for 0.6 sec. Its a 1/3 version of the “real” LES SRM to be used for a improwed LES system.

ISP was 195 sec, chamber pressure 120 bars, propellant mass 1,56 kg.