B&R 7ME010.9

Digital guide

Product Series: ACOPOSmotor 8MS Series (7ME Series)

Model Number: 7ME010.9

Product Introduction:
The B&R 7ME010.9 is a compact synchronous servo motor from the ACOPOSmotor 8MS product family. It is designed for high-dynamic motion control applications requiring precise position, velocity, and torque control. The motor features an integrated incremental encoder and is compatible with all B&R ACOPOS servo drives.

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Detailed content

Technical Specifications:

Motor Type: Synchronous servo motor (permanent magnet)
Rated Torque (M0): 0.45 Nm
Maximum Torque (Mmax): 1.35 Nm
Rated Speed (n0): 3000 rpm
Maximum Speed (nmax): 4500 rpm
Rated Power (P0): 0.14 kW (continuous)
Peak Power (Pmax): 0.42 kW (short-term)
Encoder Type: Incremental optical encoder
Encoder Resolution: 128 lines per revolution (512 edges)
Encoder Output Signals: A, B, Z (differential RS-422 / TTL compatible)
Supply Voltage (Drive Side): 200–480 V AC (via servo drive)
Motor Winding Insulation Class: F (155°C)

Mechanical Specifications:

Housing Material: Aluminum alloy (die-cast) with stainless steel shaft
Shaft Diameter: 14 mm (with keyway)
Shaft Length: 22 mm
Protection Rating: IP65 (with sealed connector)
Cooling Method: Natural convection (IC 0141)
Moment of Inertia (Jm): 0.05 × 10⁻⁴ kg·m²
Weight: Approximately 0.8 kg
Flange Type: Square flange (40 × 40 mm)

Electrical Specifications (at Drive Output):

Rated Current (I0): 0.7 A (RMS)
Peak Current (Imax): 2.1 A (RMS)
Phase Resistance (R): 2.8 Ω (at 20°C)
Phase Inductance (L): 4.5 mH
Back-EMF Constant (Ke): 30 V/krpm
Torque Constant (Kt): 0.45 Nm/A

Performance Parameters:

Positioning Accuracy: ±1 encoder count (with closed-loop control)
Speed Ripple: < 0.5% (at rated speed)
Torque Ripple: < 5% (at rated torque)
Mechanical Time Constant (τm): 8 ms
Electrical Time Constant (τe): 1.6 ms

Functional Features:

High dynamic response due to low rotor inertia
Integrated encoder eliminates need for external feedback devices
Compact design saves installation space
Low cogging torque for smooth low-speed operation
Compatible with all ACOPOS servo drives (ACOPOS 10, ACOPOS P3, ACOPOSmulti)

Compatible Servo Drives:

B&R 8AC110.60-1 (ACOPOS 10)
B&R 8AC114.60-2 (ACOPOS 10)
B&R 8AC122.60-1 (ACOPOS P3)
B&R 8AC122.60-6 (ACOPOS P3)
B&R 8AC130.60-1 (ACOPOS P3)

Applicable Industries:
Pick-and-place machines, small CNC axes, robotic joints, printing units, textile machinery, semiconductor handling, laboratory automation.

Certifications: