Technical data and characteristic curves
4.2 Torque-speed characteristics
1FT7 Synchronous Motors
120
Configuration Manual, (PFT7S) 01/2009, 6SN1197-0AD13-0BP2
Table 4- 23 1FT7084-⃞AH7
Technical data
Code
Unit
Value
Configuration data
Rated speed
n
r
rpm
4,500
Number of poles
2p
---
10
Rated torque (100 K)
M
r (100 K)
Nm
9.5
Rated current
I
r
A
7.8
Static torque (60 K)
M
0 (60 K)
Nm
16.8
Static torque (100 K)
M
0 (100 K)
Nm
20
Stall current (60 K)
I
0 (60 K)
A
13
Stall current (100 K)
I
0 (100 K)
A
15.6
Moment of inertia (with brake)
J
MotBr
10
-4
kgm
2
60.4
Moment of inertia (without brake)
J
mot
10
-4
kgm
2
45.1
Optimum operating point
Optimum speed
n
opt
rpm
4,000
Optimum power
P
opt
kW
4.82
Limiting data
Max. permissible speed (mech.)
n
max mech.
rpm
8,000
Max. permissible speed (inverter)
n
max Inv
rpm
7,200
Max. torque
M
max
Nm
81
Maximum current
I
max
A
80
Physical constants
Torque constant
k
T
Nm/A
1.28
Voltage constant
k
E
V/1,000 rpm
80
Winding resistance at 20 °C
R
ph
Ω
0.17
Rotating field inductance
L
D
mH
2.9
Electrical time constant
T
el
ms
17
Mechanical time constant
T
mech
ms
1.4
Thermal time constant
T
th
min
55
Shaft torsional stiffness
c
t
Nm/rad
65,100
Weight with brake
m
MotBr
kg
25.1
Weight without brake
m
Mot
kg
20.8
Recommended Motor Module 6SL112⃞-⃞TE21-8AA⃞
Rated inverter current
I
r Inv
A
18
Maximum inverter current
I
max Inv
A
36
Max. torque at I
max Inv
M
max Inv
Nm
42
Summary of Contents for 1FT7 Series
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Page 12: ...Preface 1FT7 Synchronous Motors 12 Configuration Manual PFT7S 01 2009 6SN1197 0AD13 0BP2 ...
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