Data for drive selection/designation

Certain data is required to be able to precisely define the components for your drive. These include:

Data for drive selection/designation
Abbreviation	Description	Unit
Gear unit
i	Gear unit ratio
i_min	Ideal gear unit ratio
Torques
M_A	Peak torque of the motor	Nm
M_N	Nominal motor torque	Nm
M_n	Required application torque in the n^th travel section	Nm
M_G	Required application torque with consideration of the efficiency	Nm
M_eff	Effective (thermally equivalent S1) torque	Nm
M_max	Maximum required application torque	Nm
M_{a max}	Maximum output torque of the gear unit	Nm
M_{max Motor}	Maximum required application torque calculated on the basis of the motor shaft	Nm
Rotational speeds
n_a	Output speed	min^-1
n_e	Motor speed	min^-1
n_N	Nominal motor speed	min^-1
n_min	Minimum required application speed	min^-1
n_max	Maximum required application speed	min^-1
n_{a min}	Minimum output speed	min^-1
n_{a max}	Maximum output speed	min^-1
n_{min motor}	Minimum required application speed calculated on the basis of the motor shaft	min^-1
n_{max motor}	Maximum required application speed calculated on the basis of the motor shaft	min^-1
Other
t_n	Duration of the nth travel section	s
η_L η_load η_app	Load efficiency
W	Mean braking work	J
P_brake	Mean regenerative power during deceleration	W
IP..	Degree of protection to ISO 20653
H	Installation altitude above sea level	m
ϑ_amb	Ambient temperature	°C

Additional information