B&R 8MSA4L.R0-46 Three-Phase Synchronous Servo Motor

The B&R 8MSA4L.R0-46 is a size 4, L-length three-phase synchronous servo motor from the 8MSA range with resolver feedback, intended for B&R ACOPOS servo drives.

The 8MSA4L delivers 7.5 Nm stall torque and 30 Nm peak torque with a maximum speed of 12,000 rpm, a rotor inertia of 4.15 kgcm2 and a weight of 7.7 kg without brake. Depending on the rated speed variant, rated torque is 6.4 Nm at 3000 rpm, 5.6 Nm at 4500 rpm or 4.5 Nm at 6000 rpm; the resolver version has an overall body length (K0) of 230 mm.