Brushless Servo Motors

SERVO MOTORS - PREFERRED

  • Speed, precision, control for top performance
  • Application oriented: tailor-made service, from design to assistance
  • Preferred series: for minimum delivery times

TECHNICAL DATA

Motor Type

B71.08Q 12 Nm - 3000 rpm - 8 poles - 400V

PERFORMANCE DATA

Type Stall torque (Δt=105°C) Mo Nm Rated speed n rpm Rated power Pn kW Rated torque (Δt=105°C) Mn Nm Peak torque Mpk Nm Max speed nmax rpm Moment of inertia J 10⁻⁴ Kgm² Peack torque acceleration apk rad/sec² Thermal time constant Tth min Voltage constant ke Vs Torque constant kt Nm/A Resistance phase to phase (20°C) Rw Ω Inductance phase to phase Lw mH B.E.M.F. @ rated speed En Vrms Stall current Io Arms Rated current In Arms Peak current Ipk ArmsPower connector sizeWeight kg
B71.08Q 12 3000 3.3 10.5 27.6 6600 6 45695 37 0.94 1.63 2.16 21.5 296 7.4 6.4 21.17/19.5

Mechanical Data

Design ALUMINIUM
Degree of protection IP 65
Bearings DE 6205 2ZC3WT
Bearings NDE 6203 2ZC3WT
Lubrication grease low & high temperature grease
Regreasing device permanent lubrication
Grease Quantity
Cooling radiation and natural convection
Vibration Level A (normal)
Noise Lpa db(A)

Electrical Data

Poles8
Voltage400V

DIMENSIONS

  • B5
IMSquare flange mmMax length with resolver L max mmMax length with encoder mmCentering diameter ∅ CD mmBolt circle diameter ∅ BC mmShaft diameter ∅ SD mmShaft length SL mmFan Kit square mm
B5142148159∅130j616524k650na
PRODUCT DOCUMENTATIONSPRODUCT CERTIFICATIONS
Certificate of Conformity UL - PM Motors
Declaration of Conformity EU - Servo Motors
Declaration WEEE Lafert Servo Motors S.p.A.
General Terms & Conditions of Sales - Lafert S.p.A.

Applications

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30027 San DonĂ  di Piave
Venice - Italy

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