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Product category: Brushless DC-Servomotors
Product family: FAULHABER BX4
Nominal voltage: UN 24 V
Terminal resistance: R 5.9 Ω
Efficiency motor, max.: ηmax 77 %
No-load speed up to: n0 6200 min⁻¹
No-load current: I0 0.066 A
Rated torque up to: MN 26.2 mNm
Stall torque up to: MH 151 mNm
Friction torque, static: C0 0.8 mNm
Friction torque, dynamic: CV 2.6 ·10⁻⁴ mNm/min⁻¹
Speed constant: kn 255 min⁻¹/V
Back-EMF constant: kE 3.927 mV/min⁻¹
Torque constant: kM 37.5 mNm/A
Current constant: kI 0.027 A/mNm
Slope of n-M curve: 40.3 min⁻¹/mNm
Rotor inductance: L 250 µH
Mechanical time constant: Tm 4.2 ms
Rotor inertia: J 10 gcm²
Angular acceleration: αmax. 151 ·10³rad/s²
Thermal resistance Rth1: Rth1 3.5 K/W
Thermal resistance Rth2: Rth2 15 K/W
Thermal time constant (winding): τw1 12 s
Thermal time constant (housing): τw2 660 s
Housing material: stainless steel
Operating temperature, min.: -40 °C
Operating temperature, max.: 100 °C
Winding temperature, max.: 125 °C
Mass: 105 g
Speed up to: nmax. 20000 min⁻¹
Diameter: Ø 22 mm
Length: L 51.8 mm
Serie 2250 ... BX4

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Application note

AN 162 - Analog Hall Sensors
AN 163 - Digital Hall Sensors
AN 183 - Equivalent DC-current in FAULHABER SC and MC
AN 190 - Selection of a third-party motor driver
AN 200 - SIN-COS interface and temperature sensor