Manual

0198441113730, V2.02, 03.2011
BRS3 3 Technical Data
3-phase stepper motor 27
Motor type BRS3AC BRS3AD
Winding W W
Maximum supply voltage U
max
V
ac
230 230
Maximum voltage to ground V
ac
250 250
Nominal voltage DC bus U
N
V
dc
325 325
Nominal torque M
N
Nm 12 16.5
Holding torque M
H
Nm 13.5 19.7
Rotor inertia J
R
kgcm² 10.5 16
Steps per revolution
1)
200 / 400 / 500 / 1000 / 2000 / 4000 / 5000 / 10000
Step angle α ° 1.8 / 0.9 / 0.72 / 0.36 / 0.18 / 0.09 / 0.072 / 0.036
Systematic angle tolerance Δα
s
2)
’ ±6 ±6
Maximum starting frequency f
Aom
kHz 4.7 4.7
Motor phase current I
N
A
rms
4.1 4.75
Winding resistance R
W
Ω 1.8 1.9
Electrical time constant t typical ms 22 22
Mass m
3)
kg 8.2 11.2
1) Depends on control
2) Measured at 1000 steps/revolution, unit: minute of arc
3) Mass of motor version with cable gland and connector without holding brake