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Productcategory: DC-Micromotors
Productfamily: FAULHABER SR
Nominal voltage: UN 18 V
Terminal resistance: R 44 Ω
Efficiency motor, max.: ηmax 80 %
No-load speed up to: n0 9790 min⁻¹
No-load current: I0 0.0046 A
Rated torque up to: MN 2.85 mNm
Stall torque up to: MH 7.05 mNm
Speed constant: kn 549 min⁻¹/V
Back-EMF constant: kE 1.83 mV/min⁻¹
Torque constant: kM 17.4 mNm/A
Current constant: kI 0.057 A/mNm
Slope of n-M curve: 1390 min⁻¹/mNm
Rotor inductance: L 950 µH
Mechanical time constant: Tm 8.2 ms
Rotor inertia: J 0.57 gcm²
Angular acceleration: αmax. 124 ·10³rad/s²
Thermal resistance Rth1: Rth1 12 K/W
Thermal resistance Rth2: Rth2 32.8 K/W
Thermal resistance (external plastic flange): Rth2 p 30 K/W
Thermal resistance (external metal flange): Rth2 m 3.9 K/W
Thermal time constant (winding): τw1 6.9 s
Thermal time constant (housing): τw2 250.5 s
Thermal time constant (external plastic flange): τw2 p 230 s
Thermal time constant (external metal flange): τw2 m 30 s
Housing material: steel, nickel plated
Operating temperature, min.: -30 °C
Operating temperature, max.: 85 °C
Winding temperature, max.: 125 °C
Mass: 18 g
Speed up to: nmax. 13000 min⁻¹

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