Siemens SIMOTICS S-1FT7 - Data Sheets and Characteristics

Technical data and characteristic curves
6.3 Data sheets and characteristics
S-1FT7 synchronous motors
150 Configuration Manual, 09/2018, A5E45099423B AA
6.3
Data sheets and characteristics
6.3.1
1FT7 Compact - natural cooling
6.3.1.1
1FT7034-_A
Three-phase servomotor 1FT7034-5AK7
Technical specifications
Symbol
Unit
Value
Configuration data:
Rated speed
n
N
rpm
6000
Rated torque (100K) M
N(100K)
Nm 1.4
Rated current (100K)
I
N(100K)
A
2.1
Static torque (100K)
M
0(100K)
Nm
2.0
Stall current (100K)
I
0(100K)
A
2.7
Static torque (60K)
M
0(60K)
Nm
1.6
Stall current (60K)
I
0(60K)
A
2.1
Optimum operating point:
Optimum speed
n
opt
rpm
6000
Optimum power
P
opt
kW
0.88
Limiting data:
Max. permissible speed (mech.)
n
max mech
rpm
10000
Maximum torque
M
max
Nm
8.0
Maximum current
I
max
A
12.0
Motor data:
No. of poles
2p
6
Torque constant (100K)
k
T
Nm/A
0.76
Voltage constant (at 20 °C)
k
E
V/1000 rpm
48.5
Winding resistance (at 20 °C) R
Str
W 2.4
Rotating field inductance
L
D
mH
9.7
Electrical time constant
T
el
ms
4.0
Mechanical time constant
T
mech
ms
1.1
Thermal time constant
T
th
min
25
Moment of inertia
J
mot
kgm
2 ,
10
-4
0.85
Shaft torsional stiffness c
t
Nm/rad 5100
Weight
m
mot
kg
3.8
Motor data with integrated brake:
Moment of inertia (with brake)
J
mot
kgm
2 ,
10
-4
0.98
Shaft torsional stiffness (with brake)
c
t
Nm/rad
3650
Weight (with brake)
m
mot
kg
4.2
Data with SINAMICS S120 Booksize / S120 Booksize Compact
Rated converter current
I
N Inv
A
3
Maximum converter current
I
max Inv
A
9
Max. torque (converter operation)
M
max Inv
Nm
6.3
Max. permissible speed (converter operation)
n
max Inv
rpm
10000
The rated data are valid for a 600 V DC-link voltage