549411

Name: Festo 549411 Stepper motor EMMS-ST-57-S-SEB
Brand: Festo

Stepper motor EMMS-ST-57-S-SEB

The Festo 549411 is an industrial component operating at a nominal voltage of 48 V DC with a nominal motor current of 5 A, featuring a 1.8-deg full step stepper angle within a ±5% tolerance. Integrated with an optical encoder for rotor position sensing, this unit delivers a motor holding torque of 0.8 Nm and a brake holding torque of 0.4 Nm powered by a 24 V DC brake operating at 8 W. Rated to IP54 protection class and insulation class B, it functions within an ambient temperature range of -10 to 50 °C and includes a C-Tick authorization alongside CE compliance per the EU-EMV guideline. Submit the exact part number, quantity, and application requirements for an RFQ quote.

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Manufacturer: Festo
Part number: 549411
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Technical Specifications

Stepper angle at full step: 1.8 deg
Stepper angle tolerance: ±5%
Rotor position sensor: Optical encoder
Operating voltage DC for brake: 24 V
Insulation protection class: B
Power consumption, brake: 8 W
Nominal voltage DC: 48 V
Nominal motor current: 5 A
CE symbol (see declaration of conformity): according to EU-EMV guideline
Storage temperature: -20 ... 70 °C
Relative air humidity: 45 - 80 %
Protection class: IP54
Ambient temperature: -10 ... 50 °C
Authorization: C-Tick
Overall mass moment of inertia at power take-off: 0.3 kgcm2
Brake holding torque: 0.4 Nm
Motor holding torque: 0.8 Nm
Mass moment of inertia of brake: 0.01 kgcm2
Mass moment of inertia of rotor: 0.29 kgcm2
Permissible axial shaft load: 10 N
Permissible radial shaft load: 52 N
Product weight: 1,150 g
Electrical connector system: Plug

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