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EC frameless HT 76 S, Ø76 mm, brushless, 340 W, with Hall sensors | High Torque

Part number 934887

EC frameless HT 76 S, Ø76 mm, brushless, 340 W, with Hall sensors

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Specifications

Values at nominal voltage
Nominal voltage 48 V
No load speed 4130 rpm
No load current 286 mA
Nominal speed 3330 rpm
Nominal torque (max. continuous torque) 883 mNm
Nominal current (max. continuous current) 7.08 A
Stall torque 4380 mNm
Stall current 145 A
Max. efficiency 92 %
Characteristics
Terminal resistance 0.331 Ω
Terminal inductance 0.57 mH
Torque constant 110 mNm/A
Speed constant 86.8 rpm/V
Speed / torque gradient 0.261 rpm/mNm
Mechanical time constant 0.821 ms
Rotor inertia 300 gcm²
Thermal data
Thermal resistance housing-ambient 1.62 K/W
Thermal resistance winding-housing 1.76 K/W
Thermal time constant winding 55.7 s
Thermal time constant motor 1420 s
Ambient temperature -40...+100 °C
Max. winding temperature +155 °C
Mechanical data
Max. speed 7000 rpm
Other specifications
Number of pole pairs 10
Number of phases 3

Description

The EC frameless HT motor range provides high torque in a compact and light frameless design and is a versatile and cost-efficient solution. The short axial length enables very compact system designs, while the optimized electromagnetic layout delivers minimal cogging torque and smooth, precise motion in a wide variety of applications.

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