Details

EC 20 flat Ø20 mm, brushless, 5 Watt, sensorless

Part number 351056

EC 20 flat Ø20 mm, brushless, 5 Watt, sensorless
Price scales Quantity Price per unit
Prices excluding VAT and shipping costs 1-4 €86.52
5-19 €74.31
20-49 €60.84
from 50 On request

Specifications

Technical illustrations

Information: Drawings are not to scale.

Values at nominal voltage
Nominal voltage 12 V
No load speed 9380 rpm
No load current 51.1 mA
Nominal speed 5170 rpm
Nominal torque (max. continuous torque) 7.59 mNm
Nominal current (max. continuous current) 0.655 A
Stall torque 18.9 mNm
Stall current 1.61 A
Max. efficiency 68 %
Characteristics
Terminal resistance 7.45 Ω
Terminal inductance 0.754 mH
Torque constant 11.8 mNm/A
Speed constant 812 rpm/V
Speed / torque gradient 515 rpm/mNm
Mechanical time constant 27.5 ms
Rotor inertia 5.1 gcm²
Thermal data
Thermal resistance housing-ambient 16.7 K/W
Thermal resistance winding-housing 2.66 K/W
Thermal time constant winding 1.44 s
Thermal time constant motor 27.7 s
Ambient temperature -40...+100 °C
Max. winding temperature +125 °C
Mechanical data
Bearing type ball bearings
Max. speed 15000 rpm
Axial play 0 mm, at radial load < 2 N
0.14 mm, at radial load > 2 N
Max. axial load (dynamic) 1.8 N
Max. force for press fits (static) 26 N
(static, shaft supported) 200 N
Max. radial load 5.3 N, 5 mm from flange
Other specifications
Number of pole pairs 4
Number of phases 3
Number of autoclave cycles 0
Product
Weight 22 g

Description

Thanks to their flat design, the brushless EC flat motors are exactly the right drive for many applications. The well-conceived, simple engineering allows mainly automated production which results in a favorable price.

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