Details
NRND

EC 45 flat Ø42.8 mm, brushless, 50 Watt, with Hall sensors

Part number 251601

EC 45 flat Ø42.8 mm, brushless, 50 Watt, with Hall sensors
Price scales Quantity Price per unit
Prices excluding VAT and shipping costs 1-4 €146.00
5-19 €125.36
20-49 €102.73
from 50 On request

NRND (Not Recommended for New Designs): These products continue to be available, but are not recommended for new projects. Our sales team will be happy to suggest alternatives.

Specifications

Technical illustrations

Information: Drawings are not to scale.

Values at nominal voltage
Nominal voltage 24 V
No load speed 6710 rpm
No load current 185 mA
Nominal speed 5240 rpm
Nominal torque (max. continuous torque) 83.4 mNm
Nominal current (max. continuous current) 2.33 A
Stall torque 780 mNm
Stall current 23.3 A
Max. efficiency 83 %
Characteristics
Terminal resistance 1.03 Ω
Terminal inductance 0.572 mH
Torque constant 33.5 mNm/A
Speed constant 285 rpm/V
Speed / torque gradient 8.77 rpm/mNm
Mechanical time constant 12.4 ms
Rotor inertia 135 gcm²
Thermal data
Thermal resistance housing-ambient 4.53 K/W
Thermal resistance winding-housing 4.75 K/W
Thermal time constant winding 17.7 s
Thermal time constant motor 227 s
Ambient temperature -40...+100 °C
Max. winding temperature +125 °C
Mechanical data
Bearing type ball bearings
Max. speed 10000 rpm
Axial play 0 mm, at radial load < 4 N
0.14 mm, at radial load > 4 N
Max. axial load (dynamic) 3.8 N
Max. force for press fits (static) 53 N
(static, shaft supported) 1000 N
Max. radial load 20 N, 5 mm from flange
Other specifications
Number of pole pairs 8
Number of phases 3
Number of autoclave cycles 0
Product
Weight 110 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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