Technical Data and Characteristics
2.1 Speed–torque diagrams
Table 2-17
1FT6084 non–ventilated
Technical data
Engineering data
Rated speed
Number of poles
Rated torque (100K)
Rated current (100K)
Standstill torque (60K)
Standstill torque (100K)
Standstill current (60K)
Standstill current (100K)
Moment of inertia (with brake)
Moment of inertia (without brake)
Optimum operating point
Optimum speed
Optimum power
Limiting data
Max. perm. speed (mech.)
Maximum torque
Maximum current
Physical constants
Torque constant
Voltage constant
Winding resistance at 20_C
Rotating field inductance
Electrical time constant
Shaft torsional stiffness
Mechanical time constant
Thermal time constant
Weight with brake
Weight without brake
1FT6/2-78
1FT6084
Code
Units
n
RPM
N
2p
M
Nm
N (100K)
I
A
N (100K)
M
Nm
0 (60K)
M
Nm
0 (100K)
I
A
0 (60K)
I
)
A
0 (100K
–4
2
J
10
kgm
mot
–4
2
J
10
kgm
mot
n
RPM
opt
P
kW
opt
n
RPM
max
M
Nm
max
I
A
max
k
Nm/A
T
k
V/1000 RPM
E
R
Ohm
ph
L
mH
D
T
ms
el
c
Nm/rad
t
T
ms
mech
T
min
th
m
kg
m
kg
Synchronous Servomotors, 1FT6 (PFT6) – 02.04 Edition
–8AC7V
–VAF7V
2000
3000
8
8
16.9
14.7
8.3
11
16.6
16.6
20
20
7.2
10.7
8.8
13.2
61.1
61.1
48
48
2000
3000
3.54
4.62
7900
7900
65
65
38
56
2.26
1.52
144
97
0.91
0.41
10.4
4.8
11.4
11.7
76000
76000
2.6
2,6
42
42
24
24
20.5
20.5
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