LENZE
Designations used in the catalogue:
±
Angle of action of radial force
c
Load capacity of
gearboxes/geared motors
d
w
[mm]
Pitch-circle diameter of the
transmission element
cos
²
Power factor of the motor
cos
²
N
Power factor of asynchronous motors
F
a
[N]
Axial force applied
F
a perm
[N]
Permissible axial force
F
a Tab
[N]
Tabular axial force value
f
ch
[kHz]
Switching frequency
f
0
[Hz]
Field frequency
F
I
Mass acceleration factor
f
max
[Hz]
Maximum frequency set
f
N
[Hz]
Rated frequency
F
r
[N]
Radial force applied
F
r Tab
[N]
Tabular radial force value
F
r perm
[N]
Permissible radial force
f
w
Additional load factor of the radial force
applied
f
±
Effective direction factor of the radial
force applied
f
z
Additional radial force factor of the
transmission element
i
Ratio
²
Ratio step
³
Mechanical efficiency
I
0
[A]
Continuous standstill current
I
A
[A]
Current at motor start-up
I
max
[A]
Maximum output current
I
N
[A]
Rated current
I
mains
[A]
Rated mains current
J
ext
[kgm
2
]
Moment of inertia of the
driven machine
reduced to the motor shaft
J
load
[kgm
2
]
Moment of inertia of the machine under
load
J
mot
[kgm
2
]
Moment of inertia of the motor
J
A
[kgm
2
]
Moment of inertia of the drive
reduced to the motor shaft
J
B
[kgm
2
]
Moment of inertia of brake
k
Application factor
(following DIN 3990)
L
[mH]
Inductance
m
[kg]
Mass
M
0
[Nm]
Continuous standstill torque
M
1
[Nm]
Drive torque
M
2
[Nm]
Output torque
M
r
[Nm]
Rated torque
M
A
[Nm]
Starting torque of the motor
M
B
[Nm]
Holding torque of the brake
M
cont
[Nm]
Constant torque
M
stall
[Nm]
Stalling torque of the motor
M
I
Maximum torque factor
M
max
[Nm]
Maximum torque
M
perm
[Nm]
Permissible torque
n
1
[rpm]
Input speed
n
2
[rpm]
Output speed
n
r
[rpm]
Rated speed
n
max
[rpm]
Maximum speed
P
1
[kW]
Input power
P
2
[kW]
Output power
P
r
[kW]
Rated power
P
V
[kW]
Power loss of inverter
R
[Ω]
Resistance
S
r
[kW]
Output power of inverter
TU
[°C]
Ambient operating temperature
UG
[V]
DC-bus voltage
U
r
[V]
Rated voltage
U
mains
[V]
Mains voltage
Û
[kV]
Voltage peak
IP
International protection code
IEC
International Electrotechnical
Commission
DIN
Deutsches Institut für Normung
(German institute governing standards)
VDE
Verband deutscher Elektrotechniker
(Association of German Electrotechnical
Engineers)
USDA
United States Department of Agriculture
NEMA
National Electrical Manufacturers
Association
AC
Alternating current/voltage
DC
Direct current/voltage
EMC
Electromagnetic compatibility
EN
European standard
CE
Communauté Européene
IM
International Mounting Code
General information
List of abbreviations
11
Servo Drives 930 en 1/2009