SEW-Eurodrive MOVIDRIVE MD*60A Series, Operating Instructions Manual

Page: 91 / 102

MOVIDRIVE
®
MD_60A Operating Instructions
89
8
Abbreviation Key
8 Abbreviation Key and Index
8.1 Abbreviation Key
cos
ϕ
Power factor of motor
F
A
Axial force acting on the output shaft [N]
f
in
Supply frequency [Hz]
H Installation altitude [m ü. NN]
η
Efficiency
I
d
Magnetizing current [A]
I
in
Input current [A]
I
F
Trip current [A]
I
N
= I
n
Rated current [A]
I
q
Torque-forming current [A]
I
tot
Current in total [A]
IP.. Enclosure
i
tot
Gear ratios in total
ϑ
amb
Ambient temperature [°C]
J
Last
Mass moment of inertia to be driven [10
-4
kgm
2
]
J
Mot
Mass moment of inertia of motor [10
-4
kgm
2
]
J
X
Mass moment of inertia reduced to motor shaft [10
-4
kgm
2
]
J
Z
Mass moment of inertia of heavy fan [10
-4
kgm
2
]
k
T
Torque constant [Nm/A]
M
a
Output torque [Nm]
M
B
Braking torque [Nm]
M
H
/M
N
Ratio acceleration torque / rated torque motor
M
S
Starting torque [Nm]
n
A
Output speed [1/min]
n
base
Base speed [1/min]
n
E
Input speed [1/min]
n
M
Motor speed [1/min]
n
setp
Rated speed [1/min]
P
a
Output power [kW]
P
e
Mathematical input power of gear unit [kW]
P
N
Rated power [kW]
P
reduced
Power reduced in relation to rated power [kW]
P
v
= P
loss
Power loss [kW]
R
BWmin
Minimum braking resistance value for 4Q operation [
Ω
]
S.., %ED Duty type and relative cyclic duration factor cdf
T Cycle duration [min]
t1 Response time of motor brake [10
-3
s]
t2 Reaction time of motor brake [10
-3
s]
V
in
Supply voltage [V]
V
rated
Rated voltage [V]
V
out
Output voltage [V]
Z Starting frequency [1/h], [c/h]
Z
0
No-load starting frequency [1/h], [c/h]