SBM125 Direct-Drive Smart Belt Motor

The SBM125-series is a new generation of single-side mounted Direct-Drive 3-phase Permanent Magnet Synchronous motors (PMSM) specifically designed for High Dynamic applications in the Packaging equipment and semiconductor market.

Typical applications include Smart Infeed conveyor belt systems, Indexing tables, and dynamic sorter (kicker) applications.

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Application comparison example
Beltdrive example correct

 

SBM125 Features

  • Unique formfactor to enable compact belt systems.
  • Fast response to load and/or position variations
  • High position accuracy.
  • Direct-Drive technology
  • No gears or external gearbox (no oil or grease)
  • Zero motor maintenance
  • Zero backlash
  • Easy conveyor belt swap due to single side mount.
  • Horizontal, vertical and diagonal mounting capability
  • Single turn absolute encoder (no homing or magnetic realignment)
  • Available encoder protocols:

– Absolute Sine/Cosine 1Vpp

– Absolute BiSS or SSi (RS422)

– Incremental ABZ (RS422)

  • Easily removable and adaptable HUB geometry for custom crowning or rubber lagging
  • UL approval pending.
  • Compatible with industry standard 3-phase Motor drives.

 

Parameter 
Symbol
Units
SBM125-103
SBM125-140
Comment
Nominal Hub width
w
mm
103
140
in
4.05
5.51
Nominal Hub dia.
Ø
mm
125
125
in
4.92
4.92
Continuous Torque
Tc
Nm
3.5
7.5
oz-in
496
1062
Peak Torque
Tp
Nm
7
16
@ 15% duty cycle
oz-in
992
2266
Continuous Rotation speed
n cont.
rpm
300
300
Maximum rotation speed
n max.
rpm
650
500
Rated Belt speed
Vb
m/s
2
2
@ 125mm Hub outer diameter
ft/min
394
394
Max. Belt Speed
Vb max.
m/s
3
3
@ 125mm Hub outer diameter
ft/min
591
591
DC Bus Voltage
Vbus
Vdc
325
325
Based upon single phase rectified 230Vac
Continuous Current
Ic
A
1.4
2.7
Peak Current
Ip
A
3.3
5.5
K_m constant
K_m
Nm/Apk
2.2
3.0
K_emf constant
K_emf
Vpk/rpm
0.265
0.365
Phase Inductance
Lph
mH
40
33.5
Phase resistance
Rph
Ohms
5.9
4
@ 20°C
Encoder resolution
Counts/rev
1024-4096
1024-4096
Supported interface protocols:
– Absolute Sine/Cosine 1Vpp
– Absolute BiSS or SSi (RS422)
– Incremental ABZ (RS422)
Rotor Inertia without sleeve
J
Kg/m²
0.00324
0.00484
oz-in-s²
0.459
0.685
Rotor Inertia with crowned sleeve
J
Kg/m²
0.0047
0.00678
oz-in-s²
0.666
0.96
Weight
Wt
Kg
3.8
5.4
oz.
134
190
Power
P
W
476
838
hp
0.64
1.12