Overview: This document provides technical specifications for the B3265NH2B brushless
DC motor, designed for precision drives in medical equipment and industrial automation fields. It features an inner rotor, slotless design with sensors.
Specifications:- Voltage: 24.0V, 18.0V, 24.0V
- Terminal Resistance: 0.65Ω, 0.49Ω, 0.81Ω
- No-load Speed: 15000 rpm, 15000 rpm, 12000 rpm
- No-load Current: 0.55A, 0.55A, 0.53A
- Stall Torque: 547.5 mNm, 408.4 mNm, 545.8 mNm
- Stall Current: 36.9A, 36.7A, 29.6A
- Nominal Torque: 22 mNm, 17 mNm, 22 mNm
- Nominal Speed: 14400 rpm, 10500 rpm, 14400 rpm
- Nominal Current: 1.95A, 1.46A, 1.56A
- Max. Output Power: 215W, 161.6W, 171W
- Max. Efficiency: 78%, 68%, 72%
- Back-EMF Constant: 1.6 mV/rpm, 1.2 mV/rpm, 2.0 mV/rpm
- Torque Constant: 15.1 mNm/A, 11.3 mNm/A, 18.8 mNm/A
- KV Value: 625.0 rpm/V, 833.3 rpm/V, 500.0 rpm/V
- Speed/Torque Gradient: 27.4 rpm/mNm, 36.7 rpm/mNm, 22.0 rpm/mNm
- Rotor Inertia: 6 gcm²
- Weight: 180g
- Thermal Resistance: Housing-ambient: 6.8 K/W, Winding-housing: 4.3 K/W
- Thermal Time Constant: Motor: 1400s, Winding: 20s
- Operating Temperature Range: -40°C to +100°C
- Thermal Class of Winding: 155°C
- Axial Play: 0.012 mm
- Radial Play: 0.008 mm
- Axial Load: Dynamic: 5N, Static: 80N
- Radial Load: 29N at 3 mm from mounting face
- No. of Pole Pairs: 2
- Bearings: 2 ball bearings
- Commutation: Hall Sensor
- Protection Class: IP 20
Options: Lead wires length, Shaft length, Special coils, Gearheads, Bearing type, Hall sensor, Encoder, Driver.
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