Technical data • 8JSA3 - Technical data
Chapter 2
Technical data
8JSA user's manual V1.00
31
12 8JSA3 - Technical data
Model number
8JSA31.ee050ffgg-0
8JSA32.ee030ffgg-0
8JSA32.ee055ffgg-0
8JSA33.ee045ffgg-0
Motor
Nominal speed n
N
[rpm]
5000
3000
5500
4500
Number of pole pairs
4
Nominal torque M
n
[Nm]
0.95
1.81
1.6
2.29
Nominal power P
N
[W]
497
569
922
1079
Nominal current I
N
[A]
1.12
1.3
1.74
2.09
Stall torque M
0
[Nm]
1.15
2
2.04
2.79
Stall current I
0
[A]
1.37
1.44
2.23
2.58
Maximum torque M
max
[Nm]
4.5
8.2
8.3
11.8
Maximum current I
max
[A]
6.9
7.2
11.2
12.9
Maximum speed n
max
[rpm]
8100
Torque constant K
T
[Nm/A]
0.85
1.4
0.92
1.1
Voltage constant K
E
[V/1000 rpm]
54.5
89.8
59
70.6
Stator resistance R
2ph
[Ω]
21.4
23.76
10.3
9.01
Stator inductance L
2ph
[mH]
37.5
46.5
20.1
18.5
Electrical time constant t
el
[ms]
1.8
2
2.1
Thermal time constant t
therm
[min]
14
17
20
Moment of inertia J [kgcm
2
]
0.33
0.59
0.85
Weight without brake m [kg]
1.55
2.23
2.9
Holding brake
Holding torque of brake M
Br
[Nm]
2.5
Mass of brake [kg]
0.27
Moment of inertia of brake J
Br
[kgcm
2
]
0.011
Recommendations
ACOPOS 8Vxxxx.xx...
1016
1045
ACOPOSmulti 8BVIxxxx...
0014
0028
ACOPOS P3 8EIxxxx...
2X2X
4X5X
Cross section for B&R motor cables
[mm
2
]
0.75
Connector size
1.0
Table 3: 8JSA31.ee050ffgg-0, 8JSA32.ee030ffgg-0, 8JSA32.ee055ffgg-0, 8JSA33.ee045ffgg-0 - Technical data
12.1 Speed-torque characteristic curves at 325 VDC DC bus voltage
8JSA31.eennnffgg-0
0
500
1000
1500
2000
2500
3000
3500
4000
4500
5000
Speed in rpm
0
0.5
1
1.5
2
2.5
3
3.5
4
4.5
5
T
or
qu
e
in
N
m
(0/4.5)
(1161/4.5)
(4221/0)
(0/1.15)
TChar version: 0124
DB version: 2017 09 18
dT ... 100K
dT ... 60K
dT ... 60K
n
N
= 5000 rpm