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Glossary
Mounting position
Spatial arrangement of a motor after it has been mounted
Maximum permissible speed (mechanical) n
The maximum mechanically permissible speed is n
forces and frictional forces in the bearing.
Maximum output torque of the gearbox M
Maximum permissible output torque of the geared motor that may be output for a short
period of time
NDE
Non-drive end = Non-drive end of the motor
Number of poles 2p
Number of magnetic north and south poles on the rotor. p is the number of pole pairs.
Static torque M
0
Thermal limit torque at motor standstill corresponding to utilization according to 100 K or
60 K. M
Stall current I
0
Motor phase current to generate the particular stall torque (M
RMS value of a sinusoidal current.
Transmission ratio i
Designates the value of a physical variable divided by another value of the same physical
variable.
Winding resistance R
The resistance of a phase at a winding temperature of 20° C is specified. The winding is in a
star connection.
100
2Dyn
is always higher than rated torque M
0
at 20° C winding temperature
Str
.
max
max mech
.
N
S-1FK7 DYA G2 synchronous motors with planetary gearbox
Operating Instructions, 05/2018, A5E44881183B AA
. It is defined by the centrifugal
= k
• I
). Specification of the
0
T
0
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