GOOD TO KNOW IMPORTANT ABBREVATIONS

A	AER	Aerospazio Tecnologie
	AIAA	The American Institute of Aeronautics & Astronautics
	AST	Advanced Space Technologies
B	BBM	Breadboard Model
C	CA	Consortium Agreement
	CAD	Computer Aided Design
	CDR	Critical Design Review
	COTS	Commercial off-the-shelf
D	DC	Direct Current
	DLR	German Space Agency
	DM	Demonstrator Model
E	EC	European Commission
	ECSS	European Cooperation for Space Standardization
	EGSE	Electronic Ground Support Equipment
	EMAU	Ernst-Moritz-Arndt University
	EMC	Electromagnetic Compatibility
	EMI	Electromagnetic Interference
	EOR	Electric Orbit Raising
	EP	Electric Propulsion
	EPIC PSA	Electric Propulsion Innovation & Competitiveness, Programme Support Activity aiming to prepare roadmaps
	EPR	Electric Pressure Regulator
	EPS	Electric Propulsion System
	ESA	European Space Agency
	ESPC	European Space Propulsion Conference
	EU	European Union
F	FCU	Flow Control Unit
	FCV	Flow Control Valve
G	GEO	Geostationary satellites
	GSE	Ground Support Equipment
	GSO	Geostationnary Orbit
	GTO	geostationary transfer orbit
H	H2020	Horizon 2020
	HEMP	Highly Efficient Multistage Plasma
	HEMP-TIS	Highly Efficient Multistage Plasma – Thruster In-Orbit verification on SmallGeo
	HEMPT	Highly Efficient Multistage Plasma Thruster
	HEMPT-NG	Highly Efficient Multistage Plasma Thruster – Next Generation
	HTA	HEMP Thruster Assembly
	HTM	HEMP Thruster Module
	HV	High Voltage
	HW	Hardware

I	IAC	International Astronautical Congress
	IEPC	International Electric Propulsion Conference
	ISP	Specific Impulse (measuring efficiency of rockets and jet engines)
	ISPC	International Space Propulsion Conference
K	KPI	Key Performance Indicator
L	LEAR	Legal Entity Appointed Representative for HORIZON 2020
	LEO MAIT	Low Earth Orbit satellites Manufacturing, Assembly, Integration and Test
M	MEO	Medium Earth Orbit satellites
N	NSSK	North South Station Keeping
P	PDR	Preliminary Design Review
	PPU	Power Processing Unit
	PSA	Pressure Supply Assembly
	PSCU	Power Supply and Control Unit
	PTTR or P/T	Power To Thrust Ratio
Q	QA	Quality Assurance
R	RIT	Radio Frequency Ion Thruster
S	SGEO	Small Geostationnary satellites
	SK	Station keeping
	SMD	Surface Mounted Device
	SRC	Strategic Research Cluster
	SW	Software
T	TAS	Thales Alenia Space
	THR	Thruster
	TRL	Technology Readiness Level
	TWT	Traveling Wave Tube
W	WP	Work Package