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- KOLLMORGEN B-406-B-A4-B3
Detailed content
Frame Size: 40 mm (NEMA 17 Equivalent)
Rated Continuous Torque: 0.63 Nm (5.58 lb-in)
Peak Torque: 1.89 Nm (16.73 lb-in)
Rated Speed: 4,000 RPM
Maximum Speed: 6,000 RPM
Rated Voltage: 480 VAC (Three-Phase)
Continuous Current: 4.0 A RMS
Peak Current: 12.0 A
Power Rating (Continuous): 0.4 kW (0.54 HP)
Power Rating (Peak): 1.2 kW (1.6 HP)
Holding Brake: Integrated Electromagnetic Holding Brake, 24 VDC Activation, 1.2 Nm Holding Torque
Encoder Type: Single-Turn Absolute Encoder, 16-Bit Resolution (65,536 Counts/Rev), EnDat 2.2 Protocol
Protection Rating: IP65 (Dust-tight and protected against water jets)
Cooling Method: Natural Convection (No Fan)
Shaft Type: Keyed Shaft with Shaft Seal, Diameter 8 mm
Weight: Approximately 0.9 kg (2.0 lb)
Housing Material: Anodized Aluminum Alloy 6061-T6
Magnets: Neodymium Iron Boron (NdFeB), Grade N35SH
Winding Insulation Class: Class H (180°C)
Bearing Type: Deep Groove Ball Bearings, Sealed, Lubricated for Life
Electrical Connector: M23 8-Pin Connector (Power + Encoder + Brake)
Ambient Operating Temperature: 0°C to +40°C (Continuous), -20°C to +80°C (Short-Term)
Storage Temperature: -40°C to +85°C
Compliance Standards: CE, UL, RoHS, REACH, WEEE
Applicable Industries: 3D Printers, Small CNC Routers, Laboratory Automation, Medical Devices, Pick-and-Place Machines, Conveyor Drives, Textile Machinery
Key Features:
- Compact B-frame size for space-constrained applications
- IP65 sealing for washdown and dusty environments
- Integrated brake for vertical-axis load holding
- EnDat 2.2 encoder for high noise immunity
- High torque density for rapid dynamic response
Installation Requirements:
- Mount using B-face flange with 4 mounting holes (M4 tapped)
- Alignment tolerance: ±0.03 mm radial, ±0.03 mm axial
- Cable bend radius minimum: 5× cable diameter
- Brake wire must be connected to dedicated 24 VDC supply






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